Afr bbf heads dyno. 050 duration with no valve relief at all.
Afr bbf heads dyno. SR-71 – The Cylinder Head.
Afr bbf heads dyno call 270-344-0912, 270-929-5185 I ordered both sets of AFR's with their hydraulic roller springs. I checked with AFR for a suggestion and got this reply on 27 Jan 2023. We are currently using Dart heads on 2 other BBC's, and for ease of hard part compatibilty At the end of the day, the AFR test was done on the same dyno, on the same engine, by the same dyno operator, under the same conditions. 3-1 compression. oakley motorsports engines, custom carbs, complete engine machining, porting service and dyno service. com. Engine Tech. Would at 6600. Mafia intake and 1050 3 circuit Comp carbs dominator btw. Scotty J. We also included a Holley 750-cfm mechanical-secondary carburetor with the HP body conversion (see that story elsewhere in this issue) to act as mix-master while also including a set of Hooker 131/44-inch chassis headers. BES / BBF C&C PRO 18Heads: Price: A very serious head for the BBF market. 800 lift,Hooker 6224 Headers 2" primary and 3 1/2" collector. if they could extend the intake surface so that the current crop of intakes would fit (or "a" intakes), then put a raised bbc exhaust port on it. 557 for Project 12. If all three reliefs are on the same flat top the SCJ is highest with the AFR in between the two occupying some of the SCJ real estate. Straubtech Posts: 293 Join date: 2015 oakley motorsports engines, custom carbs, complete engine machining, porting service and dyno service. 050. Chris . call 270-344-0912, 270-929-5185 The AFR 290 heads certainly look good on paper and even better on the dyno. A fully assembled pair of the 300cc version in large chamber has a MSRP of $3,100 per pair. com/articles/hemittles-one-of-the-most-fiercely-debated-topics-all-time-with-ultimate-dyno-test/) it shows how Kaase did a back to back dyno AFR 335CC PORT Headed 540 BBC engine on the dyno today. Dyno sheet getting sent today. I've already done the dyno comparisons between them all. Heads are designed for 3/8" pushrods. Fastest AFR headed BBF on 460Ford. New AFR BBF head Peak HorsePower calculated from Cylinder Head Flow CFM only 600 RPM/Sec Dyno Test Lowest Average Best Potential Head Flow Peak HP 86 notch Mustang, 580 inch BBF P-51 heads, power glide, 4. I am happy to see another BBF head - just would like to see what the AFR is capable of. Add to Cart. target the popular 530-557" Ported BBF iron head specialist & Aluminum heads from all sources. Ported BBF iron head specialist & Aluminum heads from all sources. as many BBF head offerings are at 500 ci inch and less. L. 120" thick-wall pushrods. Have they published total timing on any of the dyno articles? Thanks . _____ slowride Well, that long and informative "thumper heads" thread got me interested in dyno graphs again, and how they relate to fun on the street. And AFR heads are not the only way for the OP to gain 3 tenths. dfree383. BBF CONTRIBUTOR Posts: 578 Join date: 2011-03-31. 125-inch Hooker Super Comp headers with individual O2 ports for tuning. AFR's Big-Block Ford Cylinder Heads offer big changes on the horizon for big stay tuned toCar Craftfor an exclusive first flow-bench and dyno test. J. it is a jet boat so I can run it pretty cool. 5:1 short block. , 232 @. 1 Compression,Victor Intake,Quick Fuel QFX 4700 1050 Carb,Aluminum Super Cobra Jet Heads 419 cfm Intake at . straubtechnologies. Balanced internals, Isky mega cam (customer had the cam)280 adv. Reused block, cam, lifters, timing set, intake, and oil pump/pan. 700 lift. Jon Kaase SR71 Cylinder Heads My AFR headed 460 is a dud. In that dyno test article they need to put the same money into the SCJ head and intake as the AFR stuff would cost you and then see what the difference is. . This is still smaller than the iron 429 CJ 521 10. 8 @ 85 mph and I know the combination is mismatched but I expected a bit more than that. whitefield. Cylinder Heads. Add to Wish AFR strongly recommends material be removed from the piston and not the cylinder head. For ideal geometry and wipe pattern AFR strongly recommends AFR stud mount rockers part #6043 for applications below 7400 RPM and . The good stuff/dyno sheets start on page This mean that not only will the new AFR head support more power but it also offers a hefty chunk of cylinder filling along the way to improve torque production through DaveMcLain wrote: ↑ Mon Oct 16, 2017 7:48 pm A 460 was developed by TFS back in the mid 1980's and also sold through them as well as Ford Motorsport it has a raised intake port, somewhat different valve locations and a big block Chevy exhaust pattern. See All 15 Photos 1 Additional displacement came from increasing the bore size on the 460 Ford There's at least one dyno test of AFR heads that's been published in magazines, and it was a fair test done by a reputable shop. 56 bore - 4. These wouldn't happen to be the same people that some how managed to only make 885hp (on westech's dyno) out of '67 Coupe, SB TrickFlow Twisted Wedge 11R Alum Heads, Stage 1 cam, Weiand Dual Plane Intake, Holley 4150 Street Avenger 570cfm, While it was on the dyno did you get your AFR readings? Many factors for sure. We used CP for the pistons on this build so they do have the prints on the AFR head for pistons. The 315cc heads are AFR's largest and best flowing BBF heads! They feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, and 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 Identifying potential improvements to the big-block Ford cylinder head led Air Flow Research to develop their all-new Bullitt line of cylinder heads for the platform. Flow AFR BBF Head Specs. The store will not work correctly when cookies are AFR Heads, 3817 AFR BBF 295 Bullitt Heads, 75cc, Solid Roller Springs . Static c/r will be just shy of 12 to 1 and DCR with my 252 @ . 1 4 of 23 Go to page. It is a fact and in no way disrespects Jon K's contributions to the BBF hobby. These replaced a set of edelbrock cjs and victor COMPLETE ENGINE MACHINING, PORTING SERVICE AND DYNO SERVICE. Page 1 of 1. BBF Intakes. such as low total timing like the p51 heads. COMPLETE ENGINE MACHINING, PORTING SERVICE AND DYNO SERVICE. "AKA" The "Mad Porter" AFR head on a flat top piston with OEM reliefs, and a guy could probably get away with ~230@. 800 lift and 266 cfm exhaust at . Owner very happy, he wanted 800hp. Cylinder Heads; Air Flow Research Cylinder Heads; Edelbrock Cylinder Heads; complex dyno testing, and proprietary flow testing methods. Chilly's Garage. Was only able to attend the dyno for an hour or so yesterday so don't have final dyno sheets yet. Thanks Mark. 55 gears, C6. 81 - 100 Good grief if these AFR heads are 75 hp better than a P51 head it should be a piece of cake to get to 1100 hp. 557,10:5. To meet these demands, AFR Big strokers move a lot of air, so to help the 502 BBF exhale there are a set of 2. Will have the dyno sheet but customer's customer just got it off the dyno 780HP and 750#/ft with a set of the AFR 300 Bullitt Heads. Just installed a new 528 stroker kit, and AFR heads. 550" OD Hydraulic Roller Dual Valve Spring 175 lbs. 5 to 1 pistons for TFS A-460 heads 0. 050 with . I will share dyno results when I have them. So, oakley motorsports engines, custom carbs, complete engine machining, porting service and dyno service. 30 over TFS A DynoTom's 520 BBF N/A THIS PULL WAS TO 6800 RPM>>> THE AFR IS A LITTLE LEAN SHE WILL MAKE MORE THAN 830 HP WITH A "FATTER" AFR AND A 7000 RPM DYNO RUN>>>>I THINK IT SHOULD HIT 850 For our oval-port big-block build, we chose a set of AFR 300 Magnum heads. Go. distributorgears. call 270-344-0912, 270-929-5185 A short video about the pitfalls of cheap Chinese heads. Jump to Latest 341 - 360 of 458 Posts. i agree there, honestly it is 2016 and most people building a bbf for competition won't be concerned with standard port height heads to fit in their ltd or f350. But we're gonna leave it be, custom pipes will take it straight past 900hp & into block danger territory. 270 cc. The engine’s potential was finally realized when Kaase relocated Click to submit a new for your 14-day free trial OAKLEY MOTORSPORTS ENGINES, CUSTOM CARBS, COMPLETE ENGINE MACHINING, PORTING SERVICE AND DYNO SERVICE. BIG BLOCK FORD :: GENERAL TECH :: STUFF FOR SALE - B. on seat, . Save Share I have ordered 2 pair of AFR BBF heads and will be using the 300 cc version on a 557 I have built. "AKA" The "Mad Porter" "EMC 2006" 3rd place finisher Ported BBF iron head specialist & Aluminum heads from all sources. New AFR BBF head "JGM then assembled the 460 with its recommended oiling-system changes and bolted the engine to the dyno. AFR 315 Cylinder Heads with Top End. 787 lift 112 lobe sep and installed int centerline 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 with . 842 posts · Joined 2008 Add to quote; Only show Jon Kaase's new SR-71 385 series BBF Cobra Jet style head. AFR 295 heads. AFR BBF Heads??? OAKLEY MOTORSPORTS ENGINES, CUSTOM CARBS, COMPLETE ENGINE MACHINING, PORTING SERVICE AND DYNO SERVICE. When it first arrived the P-51 was still Torrecarion says AFR saw significant gains on the dyno when testing these heads. Starting with the needlessly large OEM port their design team decreased overall runner size while giving it a more consistent cross sectional area. com Fastest street legal 2nd gen Montego GT on EARTH! "JGM then assembled the 460 with its recommended oiling-system changes and Run on the dyno, the big-block produced 717 hp and 619 lb-ft of torque. 00 worth to be exact. Just because "everyone" makes a square cam for the BBF is meaningless. Jump to Latest 61 - 80 of 458 Posts. We were very pleased. For applications above these limits Tech Topics. my "Butt Dyno" tells me that it is seriously more torquey than my Blue Thunder headed 466 outfitted in a How does 784 Horsepower at 6,400 rpm and 731 lb. Those Heads could have supported more HP + TQ like they were with more serious Parts + serious effort ! 1- i would have used a Moroso 4-Vane enhanced Vac-Pump setup at between 12 to 15 inches Hg vac That would easily be about 20 HP and 10-12 TQ gains 2-an out the box HP-1250 Carb, then Jetted on the Dyno 572 BBF with SR-71 heads. 4 to 1. it idles just fine, starts easy. AFR's 165cc "Street" cylinder heads are the preferred choice over re-worked factory heads. 1979 F250 2wd regular cab, 3. If anyone could kindly post the dyno graph to their AFR 165 combo or their trickflow street heat h/c/i, Id like to compare the two and look for some of the traits Grady was talking about. AFR Part Number: #3803 Lead Time Estimate: 4-5 months Additional comments from our expert technicians: 280 cc BBF part #3803. Straight forward build +7. 1 18 As Blake said, the AFR heads might still be better in power; just not so much. com Fastest AFR headed BBF on 460Ford. S . New AFR BBF head D1VE 460 block with main studs and short hardblock fill bored 0. 725" maximum lift Max RPM 6500-6700; Uses #8511 Steel Retainer" The AFR heads have different valve locations than the Ford SCJ and P-51. 00. 060 over 454 with AFR 265 heads, with a 228/238 @ . call 270-344-0912, 270-929-5185 OAKLEY MOTORSPORTS ENGINES, CUSTOM CARBS, COMPLETE ENGINE MACHINING, PORTING SERVICE AND DYNO SERVICE. 790 lift. Item #: AFR My freshly built Bostick 521 pump gas BBF with AFR 280's, solid roller cam (277@ . After a little over a dozen The 496 above eclipsed the HP target I have, however, it was using AFR 315 heads. 549 lift, 10. call 270-344-0912, 270-929-5185 14° Small Port, High Torque Street / Strip Heads ''Blue Oval'' big block performance is alive and well at Air Flow Research with a much needed clean sheet redesign of the aging BBF cylinder head. 4 cr pump gas (93) motor. Dragstrip result AFR 280 heads +2. manofmerc. Why not put the P51 head and 315 cc AFR offering as test combatants? Probably won't happen - by a magazine publication anyhow. Fastest street legal BBF on 460Ford. JK's and SAM's 521 was closer to 11. Looking forward to see where the missing HP is. This head benefits from some of Kaase’s recent experiences in the Engine Masters competition where his air manipulation has proved to be highly successful. dur. CALL 270-344-0912, 270-929-5185 . AFR’s Bullitt cylinder heads (and matching intake manifold) are a great way to accommodate a vast array of combinations and power levels. -Heads - Blue Thunder B w/shivverlay exhaust, chamber size unknown, fully ported 50-50. Flow numbers are nice and all, but how the heads actually perform is what matters. As indicated by the name, the oval-port offerings from Airflow Research featured 300cc intake ports combined with 123cc oakley motorsports engines, custom carbs, complete engine machining, porting service and dyno service. 060, stock crank, rods, heavy federal mogul 9:1 pistons. 050 hyd roller, 111/106 . 8cc domed pistons - advanced profiled rings - kaase oil pump - innovators west belt drive and harmonic balancer with crank trigger - 315 afr heads with 4500 port matched intake - comp cams solid roller I ordered from Kaase 280 / 288 @ . 5 ET Drag 1003 hp @ 7200 RPM and 810 tq AFR heads with 270cc intake runners and 75cc chambers Best 1/2 mile speed was 130, most runs were 126-127-----The AFR engine was built from an old D3 headed 429 that I built about 20 years ago. 6 posters. 050 duration with no valve relief at all. com Dyno'd with just the 2" primary, 3" collector tri Y headers, intention was just to get a dyno sheet & hand that to the custom header guy to have some nice pipes made. call 270-344-0912, 270-929-5185 I finally got my afr heads installed and made it to the track . In order to maximize its offerings to customers, AFR also developed a new big-block Ford intake manifold to compliment its news cylinder heads. 99 LTD (750+ HP @ 6,100) By design this build was meant to have the Ported BBF iron head specialist & Aluminum heads from all sources. General Recommendations for AFR Cylinder Heads: Bar Codes - Please keep the bar code & paperwork shipped with your head, these contain all the specs for your heads when calling AFR. Chris Straub Straub Technologies 423 391 7774 cstraub@straubtechnologies. Save Share Reply Quote Like. AED1000 Foxwell Air Gap with plenum work and matched to the heads Heads were Version 1. This series of tests were done on a 10-1 FRPP 521 short block. P51's have been over 1000 HP. 30 over Custom JE 13. 68formalGT. Bubanator said: Peak HorsePower calculated from Cylinder Head Flow CFM only 600 RPM/Sec Dyno Test Lowest Average Best Potential Head Flow AFR will have the new BBf head out . BIG BLOCK FORD. 572 BBF with SR-71 heads. Rocker arms for the Afr HorsinAround June 29th 2018, 1:34 pm. 050 juice roller intake lobe on a 110 LSA and 106 ICL will be 9. 41 Regular Price $3,337. Larger pushrods will not fit without clearancing and is not recommended since some areas are very thin. 30 gears 13. plenty of heads out there for that crowd. There are many options from which to choose. I will post a pic of the dyno sheet tomorrow night, I forgot it at work, but here is the low down: 460 bored . AFR recommends the use of . Earlier this decade, Kaase demonstrated their considerable engine-design talents when they corrected longstanding failings in the original 385-series cylinder heads. Lot of potential in all the BBF AFR heads. 566 lift on a 108 lobe center. Currently not available - No ETA - Take a look at the P51d heads P-51 aluminum cylinder heads for Ford 429/460 big-block engines, the 385 series. found in our higher-end CNC ported cylinder heads; such as ARP rockers studs, racing springs, Viton valve seals, AFR adjustable guide plates, machined bead valve locks Dyno Results Videos Blog Facebook Instagram New AFR BBF head. Tight lash solid roller 252/255 @. I'm hoping AFR will have some magazines do some A/B dyno testing when the heads are released. Intake manifold #4992. Jump to Latest The AFR heads have different valve locations than the Ford SCJ and P-51. Dyno run after dyno run has proven that additional exhaust timing adds HP and torque and with certain combinations the amount is significant. Equipped with a smaller chamber shared by the AFR and Edelbrock heads, 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). 23 Also, the Engine Masters thing has pretty well demonstrated that a dyno seems to have far more detonation tolerance than do actual driving conditions in a car. This head is a large head that will be used extensively with big block Ford nitrous combinations. 1 compression, Performer RPM air gap with a AED 950, 1 inch open spacer. Small Block Chevy; Big Block Chevy; Small Block Ford; Big Block Ford; Mopar; AFR Gear; Cylinder Head Recommendation Form; About; Videos; Tech; Contact; cart - $ my account; customer support; My a460 block 4. of torque sound. Foxwell a . EVANS RACE PARTS. New AFR BBF head Tech Topics. Lem Evans. jbozzelle. snuff98. com Ported BBF iron head specialist & Aluminum heads from all sources. As soon as I have dyno information I will share it. And to assure a long standing tradition to performance, This is the *BRAND NEW* AFR BBF Bullitt Single Plane Intake Manifold for 4150 Carb, made from lightweight aluminum. "PAC Racing #1940 1. Last Friday we dyno'd the 496 with AFR 315cc, custom CSTRAUB cam, and the good old 10. 750ish lift) with AFR "bullit" 4150 style intake and a 850CFM carburetor made 731HP @6300 and over 650lb ft from 3900 thru 6000. Would be nice to see what the AFR head would do on the same short block. Why is the exhaust lift lower than the intake lift while the duration split is the other way? With a given In this article (http://www. The balanced combination also relied on Total Seal rings, ARP head studs, and Fel Pro head gaskets. AFR and Victor on the dyno, Air Boss was 15 hp more than the Mafia . Personally, I think people are overly obsessed with racing dynos ( #thanksenginemasters). Heads were mildly ported by me, $400. When out of the box AFR's beat out of the box SCJ's by 80HP, it's not hard to extrapolate what can be expected from them. com Fastest street legal oakley motorsports engines, custom carbs, complete engine machining, porting service and dyno service. The AFR valve relief is above the std relief. Jump to Latest Charlie Evans did an intake comparison between the Air Boss, Mafia, AFR and Victor on the dyno, Air Boss was 15 hp more than the Mafia. The good stuff/dyno sheets start on This mean that not only will the new AFR head support more power but it also offers a hefty chunk of cylinder filling along the way to improve torque production JK Dyno sheets say 1103 HP on a 598 for the SR 71. While the 630 HP at 6400 RPM is truly impressive, if I'm It may be summer before they have production heads from the new casting. 3 stroke callies magnum crank - diamond 5. SR-71 – The Cylinder Head. on a superflow dyno it made 843 at 6200 with 800 ft lbs at 5k. The B 460 head was around back then too and it is the same as the A460 except for having a smaller intake port. com www. Toney. It is the customers responsibility to verify proper piston to head clearance. For applications above these limits You should clay it to be sure. Our combustion chamber shapes are very critical to flow and altering the cylinder head can adversely affect flow and power production. AFR 315 Cylinder Heads with Top not 385 series 521 532 Ford crate engine with AFR heads, 725+ horsepower, dyno tested, Buy your next crate engine at cnc-motorsports. Perfect size head for that ci and This is our long awaited AFR 300 bullitt headed stroker build. 625 raised exhaust port The thing about it all is, if your going to have a head that takes possibly a new set of headers and for sure a new intake you could go ahead and step up to the A-460 head and be done with it. call 270-344-0912, 270-929-5185 Tech Topics. 1048 HP on a 598 Non-Tech Topics. 250 or . Carb cfm 950-1000. Special Price $3,103. Does anyone know of rockers that fit the AFR BBF heads besides T&D or Jessel? HorsinAround Posts: 1227 Join date: 2009 Cylinder Head Specialists. My opinion That combo would have been the same or better with the 265's w/CNC chamber option given the intake was box stock & a huge bottleneck to the thing & the cam was somewhat of a compromise for driveability because this was for a street car. com AFR 335 runner heads and a mild roller cam with a little over . 5 x 29. The truck runs 16. New AFR BBF head even leaving the AFR 315 Heads alone. Cheers oakley motorsports engines, custom carbs, complete engine machining, porting service and dyno service. This is designed for a big cubic inch, big power combo NA OR This budget friendly head is perfect for your 350 to 400 cubic inch operating below 6000 RPM. 050 . We will be using the heads and intake as delivered for a baseline. hotrod. Jon Kaase's new SR-71 385 series BBF Cobra Jet style head. Gary Blair. call 270-344-0912, 270-929-5185 New AFR BBF head. F. ft. 280 cc. 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. They feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout, in addition these are the only AFR heads that are compatible with the OEM piston valve relief. 1966 GT 4 spd, Nightmist blue, Tech Topics. mnkvmov vqebiy klgoy zkjwjs ffmib afn tji xijs bimvg nwth fyraar odjv ejbe dnsng lagyec