best flowing bbf heads 79630A $637. The 315cc heads are AFR's largest and best flowing BBF heads! They feature 100% CNC ported intake, exhaust & combustion chambers, A356 aluminum castings, and high quality components throughout. BES / BBF C&C PRO 18Heads: Price. If your looking for a set of wedge heads Id say blue thunder Thor's . For maximum output small If the exhaust pipe is too small or the muffler has a lot of air resistance then this can cause back-pressure. 060-over and 4. Trick Flow A460 18-bolt heads. CID offers Performance Cylinder Heads and Intake Manifolds. 5 180. 460 Ford Big Block V8 Headers and Exhaust parts in-stock with same-day shipping. Step 1 Put the cylinder heads in a parts washer to soak for about 30 minutes to loosen any carbon buildup. Nissan. C&C C-441 Hemi 2. The 315cc heads are AFR's largest and best flowing BBF heads! They feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, and high quality components throughout. The new 245 NPP heads frow about 350 right out of the box, and are cappable of producing right at 900 HP on a very serious full race 434 engine. 20" x 1. Tech Deep Dive: Air Flow Research Bullitt Cylinder Heads For BBF By Jason Reiss December 23, 2015 Changing the status quo when it comes to performance engine parts is not always an easy task, but that’s exactly what Air Flow Research set out to do when they began the development process on the new Bullitt lineup of cylinder heads for the big If you're going to do a future bigger build get the tfs intake. Best Match. The 315cc heads are Air Flow Research largest and best flowing BBF heads! They feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, and high quality components throughout with . That is 6% off. 44 and 2. @ . Patterned after the popular Edelbrock heads, 95cc Combustion Chamber, Open Chambers, 275cc Intake Runners, . 00 $2,055. Today, there are a huge number of aftermarket performance camshafts available. 100 99 72. Small porting modifications done on the exhaust side can often help tremendously. R passage threaded inserts- TFS-51400265 Head gasket kit for non-O-ringed heads- TFS-51400904 Head gasket kit for O-ringed heads- TFS-51400905 Important notes: Trick Flow cylinder head airflow chart (as cast). See our performer Cylinder Heads - Quality Performance Aluminum Street Heads. Bear Block Motors (BBM) is proud to introduce the incredible new BBM FE cylinder head for 390, 427, and 428 big-blocks with 2. Since 1938, Edelbrock has manufactured its core products in the USA for quality & performance. Flow is not everything. Alright whats the max flow you have gotten out of Trick Flow A460 head ? Who has the best program for them, My father has a set on his 638, and i need somebody to help this set out. 3. 365 / 5. . For 351C/429-460 high performance Ford engines. 950 added to the checker size of 7. B1 Series/15°/18° Spec Heads. Trick Flow Specialties TFS-5441T802-M83 - Trick Flow® PowerPort® A460 340 Cylinder Heads for Ford 429/460 Cylinder Head, PowerPort® A460 340, Fast As Cast®, Assy, 83cc Chamber, 2. Trick Flow Specialties or TFS, as they are commonly known, made a big impression in the hot rod scene when it introduced its “Twisted Wedge” small-block Chevy head in the 1980s. View all. Next are probably the PI (police interceptor) heads that have an AB (maybe D2OEAB?) in the casting numbers. 500 327 232. If one of the paths gets a high resistance, all the water flows to the remaining paths. Part 8: Flow Test Manually – Intake Side. RGR PORTED. These heads are best suited for large displacement high RPM Big Block Ford racing engines or radical "Pro Street" style builds. This is designed for a big cubic inch, big power combo NA OR NITROUS. I've heard aluminum heads for the amount of time the boat is used and stored isn't a good idea longterm due to corrosion. Each head-bolt position has a pressedin hardened washer to prevent galling or distortion. Tech Deep Dive: Air Flow Research Bullitt Cylinder Heads For BBF By Jason Reiss December 23, 2015 Changing the status quo when it comes to performance engine parts is not always an easy task, but that’s exactly what Air Flow Research set out to do when they began the development process on the new Bullitt lineup of cylinder heads for the big A460 BBF Head Flow. 00. 500 lift from right to left port, they were flowing 21 CFM's off from one runner to the next. 19-inches and exhausts were 1. CJ exhaust 245+ cfm depending on valve size. Pro-Filer AS-CAST Big Block Cylinder Heads Now available in various intake port runner sizes, you can find the right fit for your application. The current Blue Thunder heads require nine “long” head bolts (or studs) and a single “short” one in the lower center position. The Pro-Filer All American CNC ported SBC cylinder head has the same outstanding features as our "As-Cast" SBC heads. Hemi. Max Flow Int. The TFS Hi Port is the best performing in line 20 degree Ford cylinder head on the market. Even today, you can still find vintage High Port heads on some of the fastest Fords around. A. It looked like those exhaust would have flown well I think. F460 intake 380cfm @. the ones i got were from my local carquest. Net air flow. Exhaust flow with a 1 3/4 inch pipe and standard comp. Single Bore Throttle Bodies. Our cylinder heads are cast according to FLOTEK design parameters and assembled and inspected at our facility in Evansville, Indiana. Best Match Time: ending soonest Time Trick Flow Power Port 290cc BBF Aluminum Cylinder Head Ford 429 460 TFS-53410001. Built by Eagle Specialty Products. 700 TODAY'S BEST DEALS. 2. 94/1. 550) was the current size of pushrods . These pumps allow an improvement in water flow by around 15 to 20 percent. 600" or whatever. Call and ask for Steve today! The 315cc heads are AFR's largest and best flowing BBF heads! They feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, and high quality components throughout. 150 C Style Big Block Ford Cylinder Heads Pro-Filer has taken Big Block Fords to a new, power-producing, high. Closed combustion chambers were used with the first generation of L88 heads, and chamber size poured out at 106. LS3 HEADS FLOW OVER 380CFM LS7 HEADS FLOW OVER 400CFM HRD LS 6-BOLT Starting at $3500 BARE Flowing over 360CFM, Australian manufactured Higgins Holden cast alloy CNC ported heads. With the improvements MBE has made, this is now an excellent cylinder head for Throttle Stop and Top Sportsman racing, including Super Comp and Super Gas, and it works extremely well in nitrous applications. The best all-around cylinder head is the Medium-Riser, which affords a good balance of street and strip performance. Veney Hemi Cylinder Heads. So I need your help please let me know what you think, I am new to the 460's and know I want a supercharged engine. 250 raised exhaust port locations. That might screw with the short side. 8 so thats 8. The valves, retainers and valve locks will be used in this step. Air Flow Detail #205 BBF C Style Head - 420cc Runner. Trick Flow Specialties. 8. Buick. 800″ Max Flow Exh. 625-inch raised exhaust port locations. F460 cylinder heads use any standard 429/460 wedge flat top piston. $2,116. 600 ARP Head Studs Cometic MLS Head Gaskets. 5-Axis CNC Porting of Intake and Exhaust Port, CNC Combustion Chamber and SERDI Competition Valve Job. Water jackets might be a bit different. FOLLOW @VisnerEngine for builds, info, and more With the 360 port heads, the flow at 0. Kit includes: External Nitrous Pro-Flow. 72-inches. High-performance exhaust systems use headers, big tail pipes and free-flowing mufflers to eliminate back-pressure in the exhaust system. Gross vs. This head is a large head that will be used extensively with big block Ford nitrous combinations. Driver (77 Mustang II) BBF 525ci A460 heads PG trans, Dana 60 rear, 4. Symmetrical Port Big Block Chevy Heads & matching Manifolds, LS7 & LS3 manifolds, GenV LT1 Cylinder Heads, LS7 Cylinder Heads & SB Ford SC1 and SC2 Cylinder Heads and Manifolds. Check for Leakage with the Head On: There should never be any leakage. 350/400 Header Chassis Exit 1970-1987 CHEVY/GMC 1973-1991 CHEVY BLAZER/GMC JIMMY 1973-1990 I just how much flow a 1. MOPAR Performer RPM heads and similar "B" & "RB" heads Max Wedge flange entry size intake port is available on some iron O. Port flow out of complete heads from Barnett with 2. The only real Ford heads worth considering are 1965-66 289 heads (very small combustion chambers for great compression with flat tops) with a TON of port work done on them. Place the heads on the block, secured with a couple of head bolts hand-tight. The Blue Thunder 460 cylinder head is available in six configurations. 400 300/195 cfm at . Using highly efficient port designs and state-of-the-art combustion chamber shapes, Edelbrock cylinder heads offer improved performance throughout the rpm range for great throttle response and top-end horsepower. This combination of Performer RPM heads, optimized flow, and port shape will wake up that 455. Run on the dyno, the big-block produced 717 hp BBF Head Flow Comparison: Super Cobra Jet vs. Cylinder Head Flow Test Sheet Example: Part 9: Flow Testing an Intake Manifold: Flow Test an intake manifold on a head. 100 102 88. 11 and my BBF made 647 :- 557 = 1. Where we give Racers the technology for a Winning Edge! CFE provides world class cnc ported racing heads, fabricated intake manifolds, and billet blocks for a wide variety of racing applications including: drag race, circle track, boat, offroad, and road racing. The MPG Oiling Kit is a performance bolt-on oiling kit that directs oil from the front oil galley above the oil filter to the rod and main bearings. The 315cc heads are AFR's largest and best flowing BBF heads! They AFR 300 Bullitt Heads. Separate hose gives same flow but through individually control valves Your customizable and curated collection of the best in trusted news plus coverage of sports, entertainment, money, weather, travel, health and lifestyle, combined with Outlook/Hotmail, Facebook Yep, undeniably the best value for money head for the 385 series bbf is the p51. Shop with confidence. 700 Lift, 2. The Bullitt 300 cc heads are AFR’s largest and best flowing BBF heads. BBF. 125" Bore and larger engines, the seat angles on the VR255's use a custom 55° 5 angle valve job with 2. 0 with the crappy E6 heads with the lower tier comp cams, runs alright all things considered, but I feel anything would be a nice improvement over the E6s lol, just want to make it a nice stout 302 weekend toy. 7. High-swirl/high-quench chambers allow for more aggressive ignition timing on today’s more unforgiving pump gas. Unfortunately it is harder to align the intake gasket for marking the ports since the bolts go in at an angle. With time, financial support and need, the scope of this site will broaden. D. Joined Feb 8, 2006 · 3,233 Posts . Regular price $1,099 Sale price $999 Sale View. 300: 202 According to engine builder Jon Kaase, his company’s new SR-71 cylinder head will out-power any conventional big-block Ford head. 400″ thick deck for use with nitrous, ultra high compression, and turbo/superchargers Re: Horsepower potential based on cylinder head flow Us Aussies use the term all the time and I can't stand it. Examine the head’s tall ports, and you quickly understand why it’s a race head. the way the stuff flakes off, i dont think they'd even be usable anymore by the time i trimmed them to match the ports Bouncing comet lander reveals details of cometary materials, Europe is back at the epicenter of the pandemic and breakthrough nears for black-hole information paradox. 400 280. Large-port heads, like Edelbrock Victor Jrs. Heard a GT 350 run last season with a solid lifter cam it really stirred the juices. heads as well. 8% OFF. The SR-71 merely improves upon the highly touted P-51 head in areas where mere flow numbers don’t begin to tell the story. The Best Flowing, Most Powerful, User Friendly 429-460 Wedge Cylinder heads on the Market! THE BEST COBRA JET STYLE CYLINDER HEADS ON THE MARKET! Specifications: 72cc CNC MACHINED CHAMBERS INTAKE RUNNER VOLUME 310CC EXHAUST PORT VOLUME 145CC INTAKE VALVE DIAMETER 2. Pro Filer C Style Big Block Ford Heads with 420cc Intake Runner, 2. 73. This gives it one of, if not the largest main/rod pin overlaps in the industry. 72cc combustion chambers. The intake ports flow 445-470 cfm depending on engine combination and the exhaust port flows 300 cfm. 280 to 2. 600 298. $2,116. CFM measured @ 28" of water. 450" Intake Valve and 1. 90 Mustang 69 351W, C6 2800 stall 3. VR255 CNC Highport 20° Cylinder Heads are the baddest Highport head available for your Small Block Ford. In the realm of high-end drag racing, options abound for big-block Ford heads capable of flowing well over 500 cfm. 5 rod pin on a 3. Airflow Research (AFR) 3822 - AFR 295cc BBF Bullitt 14 Degree Cylinder Heads Heads, Aluminum, Assembled, 295cc Intake Runner, 75cc Chamber, Ford, Big Block, Pair Part Number: AFR-3822 The only real Ford heads worth considering are 1965-66 289 heads (very small combustion chambers for great compression with flat tops) with a TON of port work done on them. Aluminum Cylinder Heads, PAIR 356-A Aluminum Alloy Heat treated to T-6 Specifications. From an Electra to a Skylark, Buick cylider heads deserve 5-Axis CNC and More Horsepower too. The medium riser head is usable with bowl and port clean up but benefits from chamber profiling. All of these cylinder heads accept standard pistons, intake manifolds, and rocker arms. Again, bigger isn't always better, especially for street use. It won't have a ton of compression (10:1 max), so I'm looking at a 95cc chambered head. 750 to 0. Re: best bbf stroke length? « Reply #24 on: November 22, 2010, 05:39:18 PM » Will be running a 22cc dish probe piston for now until I switch to p-51 heads later down the road. 600 339 243. 1/370, 7. B. but yea i don't think im going to use mine either. # See our large selection of Precision Billet Aluminum Cylinder Heads for Chevrolet, Ford, Mopar, and Pontiac applications at Visner Engine Development. These heads are some of the best castings I have ever seen! I believe that Race Head Services 20 degree angle heads, which is a factory angle valve, are the best heads on the market that I have seen! I also believe that RHS makes some of the best 20 degree Heads out there. We have spend hundreds of hours over the years refining this legendary casting and have set many records with it and have achieved very high horsepower numbers from our pump gas engine program with it. The exhaust port is poor flowing as cast (all factory 429/460 iron heads are), but fortunately they can be ported and this transfoms the D0VE heads a la Jeckyl and Hyde. Much like a spread-port big-block Chevy casting, these 429/460 race heads trace Cylinder Heads. Plus they make an a460 intake version but the regular will work with your current heads and aftermarket eddies or ford racing scj. 300 271 205. Period. I called turbonetics and they said the don't make turbos the size I need for a draw through system (carbon seals), which I thought was who's got the best price on procomps bbf heads with the 95cc chambers bare I have every thing else except studs and guide plates butt I thinks thos come with itWe are a ProCrap dealer, and yet I refuse to sell the Ford 460 ProCrap cylinder head. These heads are best suited for large displacement high RPM Big Block Ford racing engines or radical "Pro Street" style builds. SCJs, P51s, EX514s, Trick Flow heads, Edelbrock heads, Eliminator heads, Ford port and Chevy port Blue Thunder heads, you name it, and I've been weighing my options. All have an improved "Cobra Jet" intake port which is capable of peak flow in the 410 cfm range. 25 stroker crank) big-block equipped with AFR 315 heads, a mild hydraulic roller cam (255/262 duration) and a set of Hooker Chevelle But if a production head is going to be used, it makes more sense to start out with the best performing head available rather than using a head because it's cheap (or even free). Dart is one of the biggest head companies around, they have great quality control and flow great numbers. This small block is an awesome 23° package for the small block fan. = 300cfm @ . NEW GENERATION HEADS Heads & Components • Cast from 356T6 Aluminum • Raised Intake Runners • Modified Water Jackets for Standard or Raised Exhaust Ports • Steel Guides with Bronze Liners • Solid or Water Heads Available • Bolt on Rocker Stands and Shaft Systems • Designed to Flow Over 500 CFM with Larger Bores, 86 or 93cc Chambers • 2. The Revolution head also offers the best carb to intake valve "Line of Site" of any available small block head. Lift value: Intake Flow CFM Exhaust Flow CFM Re: Intake gaskets for Trick Flow TW170 heads? « Reply #12 on: July 19, 2015, 08:58:44 pm » if you mean the 95952's. Current clamps per hose allows ³hose´ damage to be avoided. The best stock (OEM) 429/460 heads are the CJ (or SCJ) heads that have casting number DOOE-. 93" intake and 2. 550 Intake Valves • 1. 683 and best mph 179. As we develop a head, we can obtain data on the volume and velocity of the air flowing through the various parts of the head. Small Block Ford Compatible Heads. 4. 200 205 160. AFR 260 LS3 Mongoose Fully CNC Ported Cylinder Heads: $2695: Trick FLow Cylinder Heads - LS7: Trick Flow 260 GenX Fully CNC Ported Cylinder Heads: $2850: Brodix Cylinder Heads - Conventional BBC: Brodix 345/363cc 3Xtra Rectangle Port Cylinder Heads w/CNC Ported Chambers: $3295: Brodix 351/365cc 3Xtra Oval Port Fully CNC Ported Cylinder Heads: $3895 Edelbrock Performance Cylinder Heads are made in the USA, offering the best in quality and performance. robertangelilli@frontier. 88-inch stainless steel valves, 1. BMW. 900. Jump to Latest Follow 1 - 18 of 18 Posts. 300” thick walls, but does not require porting. but who is the best to do the heads and a single dominator cast intake. 4 201. SBF. 3:1 CR. The Aquadyne bead filter comes with a 2-inch high-efficiency control head with 2-inch plumbing in and out. 150/1. For street engines airflow at 0. 2. Unless you are going to get a460 heads you can't beat the tfs intake. Exhaust Ports - A 24 stud engine requires the additional of a separation baffle on the common exhaust ports between cylinders 2/3 and 6/7. Cylinder Head Flow Test Sheet. ” This is why Kaase isn’t a big fan of posting airflow numbers. Reher Morrison finishes each set with a custom valve job, port blend. BBC AS-CAST 290, 320cc w/SRH HYD Kit* $2295; BBC AS-CAST 290, 320cc w/SRH Roller Kit** $2595; Add $200 Pro Action™ Cylinder Heads, the cornerstone of the RHS® line, are ideal for a variety of performance functions, including hot rods, drag racing, oval track racing and marine applications. 300 280/180 cfm at . Total $10,850 (Kit option) _____ ADDITIONAL OPTIONS Dart Iron Eagle Block for Power Adder Engines +$975 AFR 220 Renegade Race Cylinder Heads - BARE - 72cc. 71 stainless steel valves, Pacific 1. ) 5. 900 with 2. Intake valves measured 2. The results might surprise you so see it for yourself in FLOTEK is a leading brand of aluminum high-performance cylinder heads. what are the best stock 390 heads and the best fe heads period? c4ae 6090 g this head was cast the sane as a low riser 427 head with only slightly smaller valves but with cj valves is a bargain basement performer head. Shop 460 Ford Big Block V8 Headers and Exhaust parts and get Free Shipping on orders over $99 at Speedway Motors, the Racing and Rodding Specialists. 125 Intake and 1. Discussion Starter • #1 • Oct 9, 2008 Let top engine builder Steve Schmidt build you a winning set of Big Block Ford Racing Cylinder Heads. But they're all so Trick Flow® PowerPort® 290 Cylinder Heads for Ford 429/460. Why don't we just say they flow 280cfm @ 0. 19 x 1. The CNC ported BB-2 Plus castings are CNC ported to a mirror finish and flow within 1% of each other. Two heads can have different cc's in port volume and still have the same average CSA because of their different port centerline lengths. Combustion chambers are engineered for optimum swirl and quench right out of box. This is the old style cylinder head and is no longer available—check out its new and improved replacement, the Trick Flow PowerPort A460. Part 10: Flow Testing an Intake Manifold Big Block V8 - 385 Series (6. He offers 4. The car is all steel and glass 69 Firebird. View all. It makes 800 honest horsepower and comes with 4. 200/1. Submissions that will further this project are welcome and encouraaged. Ford big block 460 stroked to 501. 00 bore space heads give you more power for your investment. Trick flow heads, edelbrock intake, MSD ignition, crane cam, holly carb The CNC Fully Ported Ported ‘492 heads will flow 245 to 250 cfm on the intake side; where as the same head with our SST Porting will flow about 235 cfm. 5 slick. Quality is assured with 40 years experience in the Differential Industry and full involvement in all forms of motorsport from V8 SUPERCAR To Group 1 Drag Racing. Well ported and prepped versions have been known to support 600+ hp on 460's and over 700 hp on stroker engines, naturally aspirated. Can be purchased as small kits (ie: Rot assy only or valvetrain only) or all together. Non-offset rockers and limitless hours of Spin-Tron testing back this claim. Extensive dynamometer tests have demonstrated average gains of 50hp and similar peak gains over best existing cylinder heads. The Brodix 18" is the most bad azz 18º head available for big inch small blocks. Dart Machinery has outdone them selves again! These fully CNC’d 5. This has allowed us to put a 2. M. In addition, the usable engine speed range is increased by a minimum of 500rpm. Mid-lift flow is also improved as much as 25 percent over the best existing heads out there. I have an old PFM setup and have everything except the turbos. Toyota. Trick Flow Specialties is a leading designer and manufacturer of high performance cylinder heads, intake manifolds, and engine components. 700 intake / 219 @ . Available as castings or complete heads, these will outperform our Edelbrock based Stage X package with just a valve job and bowl blend. 526 CI Hemi, 14 B block balanced 440 Source 512 Stroker Kit, Trick Flow 270 Max Wedge heads, Indy Max Wedge single plane intake, Comp Cams 1. SBC Eliminator - Gen I Manifold; SBF Renegade - 20 I've been looking through all the aftermarket 460 heads for a long time, and there really is a lot out there. i. Go for a mid range cam, the EFI heads have poor exhaust flow but at least they dont have the smog pump porting bumps in the heads, instead it built into the manifold. Airflow Research (AFR) 3806 - AFR 280cc BBF Bullitt 14 Degree Cylinder Heads Cylinder Heads, Bullei 14 Degree, Aluminum, Assembled, 85cc Chamber, 270cc Intake, Ford, Pair Part Number: AFR-3806 Made to fit our A460 big block Ford cylinder heads, this single plane intake manifold is a one-piece, spider-type design that uses high-flowing, individual extended runners and a raised plenum floor. Pontiac. 125" OD Victory 1 Titanium intake valves The intake on these heads flow 286 and 202 on Exhast. 7. 00 main and 2. Your challenge: find the right one for your engine application. dfree383 · Registered. 4 202. BES / TFS A460 Heads: Price. 1 . That kind of power goal could be reached with factory iron heads. Designed from the ground up as a large cubic inch head with matching cast 4 intakes available the Brodix is capable of 900+ hp with a single 4 And well over 1,000 hp with Nitrous. We also port YOUR castings! Here is a short listing of some of the heads that we do have porting support for: Modular. Another popular head is the 200cc Dart Iron Eagle Platinum series. They feature competition porting and high-quality components throughout, along with 0. HFD 68 Falcon, FE 397ci glide, 9' with 4. RHS is the leading developer of high performance cylinder heads, engine blocks, intake manifolds and related components for street performance and race engines Racing Head Service (RHS) JavaScript seems to be disabled in your browser. Kaase says “You can have two heads with the same airflow numbers, yet one has the valves in different places and it makes 50 more horsepower. Trick Flow Power Port 290cc Bbf Aluminum Cylinder Head Ford 429 460 Tfs 53410001 429 460 A460 - $5,000. ASCS / SUPR Series Cylinder Heads To Fit Chevy – Ford – Mopar; V6 Chevrolet Compatible Heads. manufactured here . Go on lots of best friend dates. 88-inch exhaust valve per cylinder; these valve sizes have a circumferential window area of 3. I will check and see if we use the same program for both heads. " type S. 0/429, 7. First, install the valve in the guide, then install the retainer and valve locks. Our friendly customer service staff will help find the best solutions for you. Nice, I'm not exactly trying to set records or anything, but my motor in my car is an 86 5. 200: 154: 103: 175: 137: 0. 650 inch intake/exhaust valves with the lightweight 11/32 inch stems. Just curious, what was the best cast iron factory GM BBC cylinder head and what is the most that you seen or heard of them flow in fully ported form? I assume a rectangle port of some offering. I was looking to run modern turbos with wastegates. The port sizes are middle of the road between pass car and Cabra Jet. Steve Jackson seemed to run very well with the factory iron BBC heads. d. 00 Trickflow Twisted Wedge Ford 185cc Aluminum Cylinder Heads 38cc 4 6l 5 4l 2v I want to build a Engine with a nice stroker kit, 6-71 or 8-71 supercharger, Kassee p-51 heads and a t-56 transmission. Let top engine builder Steve Schmidt build you a winning set of Big Block Ford Racing Cylinder Heads. Sprint Car Front Drives & Timing Covers. Yeah, do a color walk together. Machined from A-356-T6 aluminum, Trick Flow A-460 heads feature 340cc intake and 172cc exhaust runners for maximum flow. Ported by Charlie Evans at Evans Racing Engines. Whether you are looking to improve performance and driveability, towing, all-out high rpm performance, or something in between, Edelbrock has an intake manifold for your engine. "- Super Stock engine builder Survival FElony heads deliver serious performance right out of the box. 00 429 460 A460 Trick Flow Heads 2 350 1 880 Valves C C Ported Intake Porting - A 24 stud engine needs a lot of machining on the intake ports to flow well. The best engine combination is when the sweet spots of all the components (camshaft, cylinder heads, intake manifold, carburetor size, compression ratio, headers and exhaust size) are in the same RPM range. Mazda. 00 bore space cylinder heads out power any other 5” canted valve cylinder heads we have tried. Edelbrock is the most respected name in performance. As with most engine components, bigger isn't always better and selecting the right heads is crucial to making big time horsepower. It would be a whale with mid lift like that. The SR-71 heads are completely in-house machined on Kaase’s Hurco 5-axis CNC machine and offer what JKRE calls “ported as-cast” with flow numbers exceeding 400 cfm on the intake side. As you start to research the right cam for your engine, you’ll need to take into account the application and vehicle. D3VE's were utilized from 1973 through about 1985, and then for 1986 came the E6TE cylinder head casting for the 1986 models, which is the last of the true carbureted cylinder head casting revisions. Head alignment dowels- TFS-51400420 A. The high-riser head does its best work for a 427 at 6,500 to 7,800 rpm. 5 roller rockers, Comp Cams . I have a 351w and it has Pro Comp 210cc, and they basically suck. 315cc BBF Cylinder Head. Enforcer As Cast; SBC Eliminator - 23° Cylinder Head; SBF Renegade - 20° Cylinder Head; LS1 Mongoose - 15° Cylinder Head; LS3 Mongoose - 12° Cylinder Head; BBF Bullitt - 14° Cylinder Head; BBC Magnum - 24° Cylinder Head; BBC Magnum - 18º Cylinder Head; Manifolds. Cylinder Head Selection. BF Series/9. I. That is an easily achieved goal. 0b/s. Flow data based on Cylinder #1 intake and exhaust port. (8000) and if its a race engine with that in minde there are very few heads out there that are going to allow the needed flow. These heads are best suited for large displacement high RPM Big Block Ford racing engines or radical "Pro Street" style builds. These heads are very similar to the Cobra Jet castings with adjustable valvetrain. A good set of Edelbrock CJ, or TFS Streets will make 800+ if ported properly. C-460 BBF Head. The High-Riser head and manifold were designed for all-out racing. CJHP or CJR intake port 375cfm @. Mercury. All WE SPECIALIZE IN ALL DOMESTIC CYLINDER HEADS, NO LIMITATIONS! ALL VFactor 23º SBC cylinder heads use a USA ProFiler core special made for SRH Induction (SRH176-X-02) "We DON'T sell flow numbers! We sell RESULTS!" - Chad Speier/owner "Your 23º stuff is the best I've ever had across my flow bench or dyno. The fact that they ( AFR ) makes several sizes of the more racy configuration ( 220, 227, 235, and 245 runners ) I have seen guys spend much more money on cylinder heads that did not run as well as the The ProKing is a (ultra) high-port, 10 degree inline (windsor style) racing head designed for serious racing use only. The right roller cam would make this motor buzz nkb 200cc/68cc ultra high flow cylinder heads with pbm competition valves straight plug, for sbc chevy 327 350, 355 Posted Yesterday, 12:50 AM $819 429/460 Ford Cylinder Heads. Many stock engines have one intake valve and one exhaust valve. Trick Flow products perform as advertised and exceed customer's expectations for performance and value. Using these is of course only a best friend privilege. 72 exhaust valves with our valve job and blend. Saab. avenger cylinder heads as cast, 290cc intake ports, 92cc combustion chamber, Manley 2. 400 305 221. These heads deliver more features, higher flow characteristics and better finish quality than other competitive brands. Out of the box A heads would get you past your goal, and ported ones would be even better. HI-BOOST 105mm Billet Maybe GT40s just wont flow as much as DOOE heads. These heads are best suited for large displacement high RPM Big Block Ford Racing engines or radical "Pro Street" style builds. 25” valves (320cc runners). The lower the lift at which that number is reached, the better the port design. Trick Flow PowerPort® 290 cylinder heads are designed for high performance Ford 429/460 street and street/strip applications, providing significant horsepower and torque gains over similar-style cylinder heads. If maximum flow is reached at . 270" from stock for increased airflow, and Fast As Cast® runners that duplicate the port shape and profile of The Dart Pro 1 heads featured rolled valve angles and raised exhaust ports to improve flow and power, but remained compatible with stock accessories. 600 with those valves I think you could break something (like a Prison Wall?) before the head flow is an issue. 90° V6 Series Some have great flow characteristics but poor valve train and durability. sar 615 - (1000 hp) pump gas engine; sar-727 ( 1400 + hp) 1x4 hemispherical headed pump gas engine; sar- 729 (1385+ hp) 1x4 hemisperical headed engine for ford applications aluminum head ford 460 — 490 hp turnkey crate engine aluminum head ford 460 — 505 hp turnkey crate engine aluminum head ford 460 — 514 hp turnkey crate engine aluminum head ford 460 — 535 hp turnkey crate engine aluminum head ford 460 — 560 hp turnkey crate engine this turnkey crate engine is one of the best street engines around! AFR 220 Renegade Race Cylinder Heads - BARE - 72cc. 700" lift or more to get the flow. 250 EXHAUST VALVE DIAMETER 1. I use Chevy 1. 27. A head that flows good quickly is what we call our "Fat Flow" ports. 250- or 0. For example, an RV torque cam with a large, single plane intake is a very poor combination. The heads come assembled with 2. CNC Ported for 2. 900. D2OE-AA,D2OE-AB '72 to '74 Police interceptor cylinder head. Small Block Ford - Complete Engines, Short Blocks and Long Blocks by Shafiroff Race Engines and Components Trick Flow® High Port® 192 aluminum cylinder heads not only started the high performance small block Ford head revolution, they became one of the most dominant aftermarket heads in racing. 9 b/s hemi heads and 5. All surface machining, including bolt holes, is performed by CNC to achieve extreme finish accuracy. These look similar to stock heads from the outside but have taller bolt provisions. The bottom line is that our customers can now buy the most accurate, best flowing out-of-the-box cylinder heads available at the best price. AND Boats! Services Include: 5-Axis CNC Porting; CNC Valve Seat Look for the best average flow from mid-lift to just before maximum lift of your camshaft. These heads are best suited for large displacement high RPM Big Block Ford racing engines or radical "Pro Street" style builds. The testing is precise enough to allow us to see the airflow around sections of the perimeter of each valve in a head. I have a set for sale If your Interested. S. *PARTS OF SAME OR GREATER VALUE MAY BE SUBSTITUTED IF NOT AVAILABLE AT TIME OF ASSEMBLY RFD 18 Degree BRODIX. Here is the firing order for the 351C (Cleveland), 351M (Michigan) and 400M engines. Noticed on a friends 40 heads thought there was a dip in the intake port floor I dont remember there being in the DOOE heads. Enough commentary So if you want to cut and paste the Chevy Small Block and Big Block Firing order it is 1-8-4-3-6-5-7-2 street engines. But we have raised the performance level with a fully CNC ported 235cc intake runners and CNC'd combustion chamber. STOCK Trick Flow BBF R-Series Intake Manifold Ford 429/460 Heads Trick Flow Power Port 290cc BBF Aluminum Cylinder Head Ford 429 trick flow BBF 460 Tunnel Ram Intake Manifold Base Rating Required Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Re: snapped roller rocker arm bolt 460 BBf/dove C heads well used my new handy pushrod checker tool and adjusted to zero lash and got 19 turns which equals . This kit prioritizes oil flow to the main and rod bearings for increased protection in high horsepower and high RPM motors. The 300cc heads are AFR's largest and best flowing BBF heads! They feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, and high quality components throughout. 75 as the new length (8. 00 each Jon Kaase Racing Engines, Inc. 8cc. But at the same, the filter doesn’t have to sacrifice a lot of water flow. Besides being made from some of the best iron poured, the BBF crank also benefits strength wise from having a 3. These heads are best suited for large displacement high RPM Big Block Ford racing engines or radical "Pro Street" style builds. Here is a list of a few different casting numbers and the application to help guide your project if you choose to use factory cast heads. Trick Flow Specialities Main Stud Find great deals on eBay for 460 aluminum heads. Equipped with the mildy ported heads, COMP cam and Weiand intake, the junkyard 460 stepped up with peak numbers of 437 hp at 5,700 rpm and 507 lb-ft of torque at 3,600 rpm. 85 stroke crank. 760 VALVE LENGTH (INT. Roller Camshaft that make for a reliable combination with a little extra Go. /EXH. 800″ BB Trick Flow Intake Manifold Single Plane – Single 4BBL$649; Intake Porting Labor Port Matching Intake to Heads-BEST COMBO$350; Stage 1 CNC FAST Porting Only Send us your castings & we port them$699/Pair; Assembled Heads Complete Fully Assembled – No Porting$2649/Pair AFR also offers 1/4- and 5/8-inch raised exhaust port configurations that may push the exhaust flow up as high as 300 cfm (nearly doubling the exhaust flow of a stock BBF head). We go hands on as we bolt-on six budget Ford heads onto our Ford Racing Boss 302 crate engine to see which is the best bang for your buck. There is an article in Super Chevy High Performance Magazine, June 2008 issue, that shows that Dart CNC ported Pro 1's at . 300-inch/1. If you want chebby ProCrap heads I'll sell them to you but I won't sell the ProCrap Ford 460 heads. We’re talking 500 cubic inches and up with at least a 4. The Pro-Filer C replacement cylinder head features an amazing Pro Stock style intake port that is an oval design and flows BIG cfm! From mild street to serious bracket racer, we have a combination for you. This, in fact, is also an excellent cylinder head Trick Flow PowerPort Street/Strip Cylinder Heads for Ford 429/460. If you want an all out no holes barred cyl head go the ProFiler, I have a 600 cu/in bbf with them on and they are killers, but real expensive to set up. 6 valve would cost you with a BT port over the bigger valves? If you could get real 245/160 cfm at . Oiling System Equipment & Filters. Next are probably the Dove C's. Sure, when we received Edelbrock's Performer RPM 460 heads for our recent BBF build we knew we were making a leap towards better performance. Best Match Trick Flow Power Port 290cc BBF Aluminum Cylinder Head Ford 429 For example the first Pro Stock wedge head back in the early/mid 80's was the A-460, then we had B-460 heads, and by the mid 90's we had the C-460 head, then D-460 and the current NHRA legal Pro Stock head for Ford is the E-460 head. 500 and 310/205 at . Lexus . Broke the 487ci FE. Ford heads 6. 400-inch lift is a good place to evaluate flow. Motorcycles. Remember- the same machine shop time and money will be spent regardless if you're starting with a Vortec head or a 305 head. The SC1 cylinder head is a good fit for classes that do not allow billet heads or offer weight breaks for cast cylinder heads. flow as one. I've read that the 088 rectangle port could go 390 cfm on the intake. Edelbrock and Robert Pond Motorsports both make excellent aluminum heads, patterned after the 427 medium riser heads. C&C B-441 Hemi 3. 123mm HI-BOOST Throttle Body. We can even do some: Mercedes-Benz. Product Overview. Actually they work very well given the tune of the motor. FLOTEK High Performance Cylinder Heads 1712 Read Street, Evansville, IN 47710 Phone: 1-800-270-0095 I Fax: 812-421-0983 The 300cc heads are AFR's largest and best flowing BBF heads! They feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, and high quality components throughout. 500-inch bore. OE 429/460 guide plates and stud girdles fit perfectly. Kaase P51: Super Cobra Jet: Kaase P51: Valve Lift: Intake: Exhaust: Intake: Exhaust: 0. 06" x 1. contact info. 600 and 380cfm @. They feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, and high quality components throughout. The high riser casting should be ported for best results. 260 to 270 cc intake ports That in part is why I'm hoping the AFR heads will increase power at 3000RPM over the P51. Go on a double date. 500 lift GT40 heads flowed 216 intake, 149 exhaust Assembly has been carried out at the Speedmaster’s TDS Department by the Head differential technician. Merging current on the die allows flow control on a per-path basis. One of the best bolt-on BBF heads on the market. Coyote. 650 or 2. One third of the valve cover extends over the intake casting, and the pushrods run through cast or machined passages in the manifold. Flow Bench Services. The Ford block has the separation baffle arias heads BBC chevy head kits or complete engines , replacement parts . D0OE 351W heads flow pretty good on the intake and very poorly on the exhaust, though I personally had a set way back when that had NO semblance of a thermactor bump. 900. FLOW TESTING Our flowbench is an extremely important part of our cylinder head production process. 60s. Combustion chambers are machined to 91cc and the heads use bronze alloy valve guides and tungsten valve seats. LS. More Info . These are the best kind because you know they're not going to break your heart in the end. 850" exhaust valve. The test mule was a low-compression 496-inch (. Founded in 2007, we offer an extensive selection of cylinder heads for Ford, Chevrolet, and GMC performance engines. Or you could just walk. It features extra material for custom port work and bosses for nitrous or fuel injection. Bringing the high performance and racing Mustang enthusiast a custom designed header at a fraction of the cost of custom built on your car header was our mission, we did it! The mechanical roller heads will come with Manley NexTek dual springs with a seat load of 235 lbs at 1. The best way to determine where an intake gasket will sit when the manifold is torqued down, is to mock it up on the motor. Even though the intake ports are huge, the intake to exhaust flow ratio is poor. 750 Exhaust. 950-inch installed height. 200 180. 25 intake 1. 60 stainless valves in them, convert to screw in studs and guide plates and enlarge the push rod holes so you don't have any binds. His engine is a high winding 614 inch BBC with SR20 Heads and a Marcella Manifold at 3260 pound class weight on a true 10. For example, a standard high-performance big-block Chevy 2-valve motor uses one 2. Click the button below to add the Lunati BBF Voodoo 255R-10 to your wish list. BBC AS-CAST 290, 320cc Bare w/SRH Valve Job. HRD HOLDEN Starting from $3750 Flowing over 415 CFM, Australian manufactured small block Ford cast alloy CNC ported heads. 6 product ratings - Full Head Bolt Set What would be the best heads that I can get ported and polished to make good power. small block with a cast single 4 barrel intake manifold. I use Chevy 1. The difference in performance is 20 to 30 horsepower in the upper rpm ranges in this application. 640-inch dual valve springs, 10 degree valve locks and titanium retainers, ARP rocker arm studs, and guideplates. Edelbrock has been perfecting intake manifold design since the very beginning, using the best tools available. Make the port right and the flow is the flow. 94/1. Edelbrock "Victor Jr. This is the distance from the bottom of the retainer to the surface where the spring rests on the head. The cobra jet cam is a good choice if you can get your computer to work with it, it is a dual duration cam with a fair amount of lift higher and longer on the exhasut to help Cylinder heads flows fuel/air in and exhaust gases out, so needless to say, it's important in building horsepower and torque. 598 BBF 1069 hp/ 920 tq _____ 2009 IHRA Div 2 Finals "Best Engineered" 2007 PROMAXX Performance Products specializes in all types of automotive cylinder head for any budget, carrying Performance cylinder heads, diesel cylinder heads and stock replacement cylinder heads. The 315cc heads are AFR's largest and best flowing BBF heads! They feature 100% CNC ported intake, exhaust & combustion chambers, A356 aluminum castings, and high quality components throughout. I'm using the scj heads with the intake and an 1150 carb. 26. However, it wasn't until we compared the head by flow testing and taking molds of the runners that we realized our decision was a sound one. Aluminum cylinder heads reduced the 427 big-block’s overall weight by 70 pounds compared to the iron head versions. Volvo. Trick Flow Specialties. Heads & Hardware $3250 Dart 225 CNC 325/238 CFM, 62cc Chamber Mechanical Valve Springs . All numbers from a super-flow 600 @28 in on a 3. Price: $4,250 Price is for complete set. 800 valve lift can approach 420 cfm without reference to a flow bench. L88 Aluminum cylinder heads. "These heads flow 600hp" they'll say. ARP offers a stud kit specifically for the Blue Thunder heads. Made in the U. 500" lift the head will produce a better power curve than if the valve must be opened to . Trick Flow Specialties® Power Port® 325cc Aluminum Ford 429-460 Heads Designed for high performance street and street/strip applications, providing significant horsepower and torque gains over similar-style cylinder heads. 550 dual valve springs, heads flow 328 @ . Home of the world's best nitrous systems! Inductions Solutions specializes in the design, installation, flowing and tuning of nitrous systems. We have taken all of the features that make a truly great cylinder head and have engineered what we feel to be the best LSX head in the business. FLOTEK High Performance Cylinder Heads 1712 Read Street, Evansville, IN 47710 Phone: 1-800-270-0095 I Fax: 812-421-0983 The 315cc heads are AFR's largest and best flowing BBF heads! They feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, and high quality components throughout. 95 In addition to our extensive current lineup of Fox Body/Mustang & SN95 429/460's engine swap kits with shorty/mid length & long tube headers, we have now added a 3/4 length header to our 429/460 engine swap kit line up ! Trick Flow Power Port 290cc Bbf Aluminum Cylinder Head Ford 429 460 Tfs 53410001 Trickflow Twisted Wedge - $1,239. Or set each other up on blind dates. Several varieties are available with different port and chamber options, including Edelbrock’s “pro-port” version, where a CNC porting program can be used to get flow numbers in excess of 370 cfm from the heads. Click the button below to add the Weiand Stealth Intake Manifold BBF 429-460 CJ to your Before installing the spring on the cylinder heads, check the installed spring height (Diagram A). 125" OD intake valve and over 335cfm of flow. Trick Flow’s PowerPort A460 360 aluminum cylinder head is designed for large cubic inch big block Ford 429/460 engines. These lumps of iron are a completely different block then the standard SBF (289, 302, 351W) engines. 5/460) - Looking for the best performance heads for my 460 - I got my timing gears for a pre-72 460 like I was told to and now I am thinking I'd like to put an intake and head upgrade on the '86. 00 $2,055. B. Blue Thunder has long been known as a leading manufacturer of high performance cylinder heads for 460 Ford high performance and racing engines. The 337 has beautiful flowing intake ports right from the factory. 10 gears, Full Chassis car Give Carrol Carter a call very knowledgeable with anything BBF and easy helpful guy to talk with. 300 243. . 25. BBC exhaust 284cfm @. Trick Flow, Ford Windsor "High Port" S. C head, BT THOR, the E head is the C head with ports left as cast, it allows the "buyer" to design his/her own port and it puts the 10 degree side cant into the valves. E. A very serious head for the BBF market. QualFast new performance cylinder heads are individually cast using the latest techniques. 500 lift D0OE heads flowed 181 intake, 114 exhaust. 0 189. FORD "Cleveland" 4 barrel iron heads; (usually requires exhaust brazing) 5. B. SOHC. The Vortec engines had better flowing Cylinder Heads matched with a Hyd. At work cannot remember the part numbers but in 94/95 bought them,Ford Motorsport the best available at the time they were also port matched,and had Tubular Auto in Mass build a set of competition headers. Ford FE intake manifolds are unique to this engine family, and instantly recognizable when compared to any other engine’s parts. “We were trying to target the middle/upper displacement builds with this head and performed our testing on a Ford Performance 521 cubic inch engine, noted AFR’s director of Marketing and Sales, Tim Torrecarion. The 315cc heads are Air Flow Research largest and best flowing BBF heads! They feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, and high quality components throughout with. Where some have great geometry but lack in overall design of valve placement and spark plug location. The cylinder heads have canted valves like the Big Block Chevy. Which cause one or more of the hoses to explode. This cylinder head also has provisions for extra head bolts, and we can modify your block or yours to fit this pattern. 250 raised exhaust port locations. 60 stainless valves in them, convert to screw in studs and guide plates and enlarge the push rod holes so you don't have any binds. I believe them to be a single year (1986 model) casting. Edelbrock B. 100: 70: 52: 105: 103: 0. 21. 00. Ford heads. 500 289. 250 stroke crank, 23° heads and Edelbrock Super Victor intake. The cam grinds used are a lot milder than traditional 2-valve big-block cams because of the extra valves' greater flow window area. 650 The best feature of this bead filter is its energy-efficient pumps. 4. Horsepower will only be around 600 with it spinning around 5 grand max, so a really big flowing aftermarket head isn't necessary either. 2 heads or something if I ever did one up. This head works well on about anything, including nitrous and we offer programs from a pump gas 500 inch street engine, all the way up to a 600 inch pulling truck, to a 500 inch X275 nitrous motor. They are similar to CJ's, but with bigger combustion chambers (lower compression). – 411cfm @ . His best et was 7. 50. Trick Flow Specialties offers its PowerPort A-460 aluminum cylinder heads for stock 385-series engines. Oil/Vacuum Pump Drive Kits & Pulleys Dave stepped up his game in a big way for 2021 and joined a small group of racers in the class who dipped into the 7. ATK HP291PC Chevy 350 Complete Engine 325HP Our Price (USD): $3,605. Flow measured at 28" of depression. Call and ask for Steve today! Air Flow Research debuted the Bullitt cylinder heads back in 2014, offering three different runner sizes. 16. Buying Cylinder Heads - Tips and Info (1) Cylinder Heads - Big Block Chevy (13) Cylinder Heads - Small Block Chevy (4) Ultra Flow Headers: Chevrolet/GMC Blazer, Jimmy & Yukon. Add To Cart. ProMAXX Performance has designed a complete new line of performance heads that meet or exceed the big names in the industry. The head’s 360cc intake/180cc exhaust runners have Trick Flow’s CNC Competition Port job, which creates a very smooth, high resolution surface for The BBF engines are severely exhaust compromised and as such this site outlines how to remedy this situation; by either porting or the use of available aftermarket cylinder heads. Low flow heads a camshaft can be off and it wont show up but on a good flowing set of heads the camshaft being off can kill the power very easy The flow bench hearing is as much a tool as anything and getting the correct port velocity so it can make the turn. 800 to 2 If you are looking for a performance upgrade for your engine, porting and polishing your cylinder heads is the best way to get the most horsepower for your money, and you can do it yourself. Change the heads and cams. 56 gears. Featuring 255cc Intake Runners for 387+ cfm of flow, 68cc Chambers, and 290+ cfm Exhaust Ports - these heads make serious power! Designed for 4. 5°/11° LH Series Cylinder Heads/17° Head Hunter™ F Series/15° ST 5. Factory castings in comparison, use five of each length. The Dart 5. com PH 304-366-1680 As far as heads go my intentions are to run P-51s as I dont think i can beat there performance out of the box especially at a cost of only 2450 assembled with springs rated up to 800 inches of lift and big stainless valves plus the flow numbers are great right out of the box, Im just trying to determine which block is going to be best for my I just finished building a 514ci BBF 8. That's where we are at now. 650 342 249 The Revolution head is designed to be used on a Stock Lifter Location Block and still offer the best valve train geometry of any small block head on the market. At least IMHO. 280cfm @ 28in/Hg is rigid baseline with few variables. BBF Head Hierarchy from best to worst 1. Highlights include an extremely efficient chamber design for more complete combustion, exhaust ports raised . Tfs A460 are good too, but go the P51. I am looking for about 800 hp and cannot find a stroker kit that can handle it. Lift intake ex. 19-inch intake and one 1. It has very large "as cast " ports with . Unlike a HP flow rating. The ProKing head is capable of 1000 naturally aspirated horsepower on a 400 c. 2 147. 305 heads on a 350 SBC Photos Cylinder Heads. After installation of the heads with fresh Fel Pro head gaskets and ARP head bolts, the 460 was run once again on the engine dyno. $1895; Add $200 for CNC Chambers. 0 Series/20° Track 1 Ford Compatible Series/20° Mopar Compatible Heads. At the track or the truck pull, rest assured the Pro-Filer BBF head is powerful! Single 205 Series BB Ford Head with Copper Alloy Valve Seats & 11/32 Bronze Guides Part #205-2-11 - $1725. LT. trick flow BBF FE Intake Manifold Single Plane 4150 TRFTFS-56400112 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Take it or leave it, great engine, but I want SB2. Compare, my BBC made 657Tq @ 3000RPM :- 587 = 1. Obviously the best would be the D3, but im thinking more towards AFR 225, Edelbrock Victor, or Dart Pro 1 CNC. RHS is the leading developer of high performance cylinder heads, engine blocks, intake manifolds and related components for street performance and race engines Racing Head Service (RHS) JavaScript seems to be disabled in your browser. F460 flow numbers are indicative of very efficient ports with intake flows capable of 350cfm @. 00 BBF 460 stroked to 501. Stock Heads. Do a color run together. These prove to be the highest flowing factory valve angle 460 heads made period. 630 stock bore. Power levels from 500 to over 600 Edelbrock Stage X heads include 11/32 stem stainless valve job & bowl blend, and Visner Engine Development, LLC 4700 36th Street Kentwood, MI 49512 Phone: 616-726-6600 Fax: 616-726-6601 Contact Us. @ . 31" on the exhaust. This proves superior CFM flow does not make more low RPM torque, but as they say you don't race dynos. already has Tit valves, have to check the sizes. These heads are best suited for large displacement high RPM Big Block Ford racing engines or radical "Pro Street" style builds. 35 Intake, Ti Ret, Ford 429/460, Each Description: The 315cc heads are AFR's largest and best flowing BBF heads! They feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, and high quality components throughout. or Air Flow Research 225s, don't always make sense for street CPR's new line of Big Tube Headers provide the adequate exhaust needed by high performance engines to produce maximum horsepower and torque. 08/1. best flowing bbf heads