302 with gt40p heads horsepower
The GT40P heads have the same intake valve as the other GT40 cylinder heads, but the smaller 1.46-inch exhaust valve found on the standard E7 heads, but makes up for it with a little more compression, thanks to the smaller 59cc chamber. 2 FORD 302 SBF GT40P V8 CAST IRON COMPLETE CYLINDER HEADS. Once you get into the FoMoCo aftermarket aluminum GT40s though, all bets are off. 24,338. That will equal somewhere around 15-30 rear wheel horsepower. Ford Gt40p 302 5.0l 4 Bar Cylinder Head Assembly Pair W 12 Head Bolt Hole. Only show this user. Jan 2, 2020. There was plenty of piston to valve clearance. Aclot of racers that have to meet stock OEM heads requirements, also uses these heads. SB Ford, GT40 .600" Lift Max Output II Drop in Valve Spring Kit, Hyd Roller $159.50 Compare Timing Cover Dowels, SB Ford 289, 302 351W, One Pair $4.99 Compare Add To Cart 4 X 1-1/2 Inch Brass Freeze Plug Set, Fits SB Ford Heads, GT40, GT40P, E7, Soft Plugs, Expansion Plugs, Cup Style $7.99 Compare Add To Cart The engine was built by the company's Special Vehicle Team (SVT) using an aluminum block and heads with four valves per cylinder and dual overhead cams. Their ratings are at 80% load, those heads have similar rating stock for stock with the gt40 series flow a tad . If you can get the mentioned GT-40 heads with studs for a good price, that would be good for you. Or just get different cylinder heads that have a 61-62cc combustion chamber and youll be a 9:1 compression or get a 64cc cumbustion chamber and you should be around 8:5 to 1. best stock ford ever made. . 416Ford, Apr 28, 2008. 24# and a 65mm throttle body is plenty. If you have a set of factory Explorer headers or you choose aftermarket headers that are made for the P heads, you will get by. Hex Head, Chromoly Steel, Black Oxide Finish, Ford 289/302, Each. FLOTEK High Performance Cylinder Heads 1712 Read Street, Evansville, IN 47710 Phone: 1-800-270-0095 I Fax: 812-421-0983 . With AFR 165's that flow way better than the P heads and 1.7's on a stock cam, I can see getting pretty close to 400 FWHP. On the left is our 1.846-inch GT40 intake valve, which is the same intake valve as is used on the 351 Windsor. However realistically, with the amount of money spent modifying the gt40p heads or even those older 289 & 351w heads, you could have even better performing aluminum heads. THIS HEAD FITS YEARS 95-01 EXPLORER MOUNTAINEER Mercury Mountaineer . REMANUFACTURED FORD 302 5.0 COBRA GT40 CYLINDER HEADS. Discussion in 'The Hokey Ass Message Board' started . Designed as a successor to the Ford Y-block engine, it was first installed in the 1962 model year Ford Fairlane and Mercury Meteor.Originally produced with a displacement of 221 cu in (3.6 L), it eventually increased to 351 cu in (5 . View Details. Most stock Fox Body Mustangs can expect an increase of 20-40 horsepower at the crank over stock heads. Both have very similar valve sizes, but the GT40P head has slightly larger combustion chambers for a small bump in compression and better flow. bmcdaniel, May 31, 2006 #14. jeremy I build t5's. Joined: Mar 19, 2002 Messages: 1,426 Likes Received: 4 Trophy Points: 110 Location: Corona, Ca Compressed operating thickness is 0.027". Ford GT40P Cost per pair: $650* Material: Iron . All costing in the end at least another $2k. Let's start with the GT40, these heads can be found on Ford Mustang, Explorer and SVT/truck Lighting applications. running this heads for 2 years plus on the race track on a stock bottom end ,292 comp. Actually, making around 240 to 250 hp with a near-stock Windsor 302 will feel pretty good. . Fitment: GT40P 302 heads. THIS HEAD FITS YEARS 95-01 EXPLORER MOUNTAINEER Mercury Mountaineer . TRACK ORDER. Install a set of GT-40P cylinder heads from a late 1990's Ford Explorer or a set of GT40 heads from an early 1990's Mustang 5.0L. None of what was done should have caused your problems with the 351, your 5.0 will lack some of the torque of the 351 but as far as heads go the 351's have a larger chamber and would actually decrease compression and cost HP on the 5./302.Try to sell the 351 heads and pickup a set of GT40 heads which will give you somewhat of a performance increase and no mods will be needed with the . Oct 8, 2010. $56.99. Ford Factory 5.0 Performance Cylinder Heads. These engines came with the GT40P head, which even with its small valves, offers really good performance. Parts. And easily, more torque. . running this heads for 2 years plus on the race track on a stock bottom end ,292 comp. Dec 8, 2011. I've got gt40p heads for it I'll be running, and can't afford better than that. Fully ported with the Trick Flow Spring kit, OE style flat top pistons with 1605 compression height and the XE264XR-14 cam with 512 lift and 1.6 rockers. The heads that were used were also old C8 casting with 58cc chambers. Check out this test where I compared stock 5.0L heads to GT40P to AFR 165 heads. Most of the time, GT-40 heads are worth a good 20-40hp over stock heads. Cast from prime 356 T6 aluminum. Arp 155 3601 High Performance Head Bolt Kit For Big Block Ford 390 428 Fe Series. The GT40 employs a 7.0-liter V-8 engine — a big block engine — that produces 500 horsepower at 6,500 rpm and 487 foot-pounds of torque at 4,500 rpm. Just not with the build in . There are too many variables to add into this in regards to aftermarket stroker . They are off an Explorer, are unported and havent been used in a performance application yet. I know the average is 260HP roughly on the 302 based builds. . There's guys on Corral.net making 300 RWHP with GT40P heads, stock bottom ends and TFS1 cams. These power numbers will be very similar with both the GT40 and the GT40p Cylinder heads. I have some gt40p heads that I was going to enlarge the head bolt holes so they would fit a 351w. The tube headers showed a gain of almost 100 hp! 1 of 2 Go to page. Transmission: AOD out of a 91 T-Bird. Plus you will need to drill all the head bolt holes out as the 351W uses larger head bolts. but 9:5 to 1 compression is not unheard of when boosting. Some of this is fact, some of this is from experience and some of this is purely my opinion. For the most part 302 heads and 351W heads are the same. Engine: 351w out of a 1984 F250 that will be roller converted with linked lifters. The GT40P heads flow a lot better than stock 351 heads. everybody ive asked here and what ive read elsewhere has said that stock 302 heads wont work with the gt40p heads. 331 Cubic Inch Stroker Motor TrickFlow Stage I Cam GT40P Heads (With better springs) Cobra Intake or other MAF Upgrade with 30 lb/hr injectors 70 MM TB. Talk to the experts. Ford Mustang Explorer - 10.00 FIND A 5.0L EXP. It just takes a little more patience and agame plan. You can use these on any 289/302/351W engine. Whereas the plugs on ALL other Ford heads stick out at an upward and either rearward or forward angle (left and right heads) the GT40P's stick straight out and level. For both the GT40 and GT40p heads, I STRONGLY suggest upgrading the valve . You can have your current 28 oz rebalanced to 50. I looked at the spark plugs and the angle of the head on the exhaust side of the head and they look just like the stock . I can tell you that with my 9.503 block, 22cc dished pistons and 64cc heads, I'm at 9.5:1 compression. Basically, mine was MUCH more fun to drive. Different years can have different combustion chamber sizes but ffor the most part there will be no performance increases by going with 302 heads. 1-330-630-1555 • 1-888-841-6556. 302 explorer short block with roughly 80k miles GT40's from a local u pull n pay ($97) weiand x-celerator trick flow stage 1 cam 650 holley double pumper car made 322/329 SAE . This is mainly the result of a reduced base circle diameter used on many aftermarket performance cams. These heads have been remanufactured using refaced reclaimed Factory Valves. Essentially, you can port your E7TE heads, which will earn you about thirty horsepower, or you can upgrade to GT40 heads, which will also earn you about thirty horsepower. Shop 302 Ford Small Block V8 Cylinder Heads and get Free Shipping on orders over $149 at Speedway Motors, the Racing and Rodding Specialists. You will have to get special headers to fit these heads since the spark plugs are angled differently than normal 5.0 heads. The FMS 302 motor claims 340 hp with an ecam and x303 heads. This 1979-1995 Mustang cylinder head and camshaft guide will be an overview of the heads and cams that we offer and how they will coincide together. FRPP Z2 Cylinder Heads For 289/302/351W SBF. . This version is for SB Ford GT40P w/ Hyd Flat Tappet cam/lifters. thats after 3 hours of idling/midrange hits to tune the idle and part throttle . 1987 - 1996 F150 - GT40P Heads Question - hey guys i have a 1989 F150 5.0 efi. My 351W was MUCH faster to the punch then the stroked 302. $700.98. 302, GT40P Heads, E cam, 4 into 4, Holley 600, Mallory Unilite, Levy SD T5, 3.73, 15" Team III, firewall mod, trunk mod, trailer hitch, drivers foot box mod, front tow rings. . I would rather not go into engine,but if. » Special Oversize Length Pushrods for SB Ford 302, Gt40 & Gt40P are available. Dump . The engine was only rated at 215 hp but at least had 9.0:1 compression. NEW PERFORMANCE 289-302-351W FORD CYLINDER HEADS SBF 2.02 INTAKES .550 SPRINGS. cam ,2800# mustang. J. . Stock Ford GT40P * Flow data for this head from an external source. 8548pt 2 Felpro - 35.83 . Im trying to increase horsepower and thought about taking factory heads off and installing gt40p heads will it be a waste of time? These engines came with the GT40P head, which even with its small valves, offers really good performance. Broncobowsher Total hack. THE SPRINGS ARE NEW STOCK OEM FORD. 302 Ford Small Block V8 Cylinder Heads in-stock with same-day shipping. HELP CENTER. Choose a cylinder head before you install the pistons. 270HR. Browse by Categories; Dealers; . I also made a couple tools a long the way to help. Only show this user. The heads got a 3 angle valve job, new valves from speed-pro and all the valve train was from crane that matched the current hydraulic cam. 302, GT40P Heads, E cam, 4 into 4, Holley 600, Mallory Unilite, Levy SD T5, 3.73, 15" Team III, firewall mod, trunk mod, trailer hitch, drivers foot box mod, front tow rings. I found a 302HO with gt40p heads on it already rebuilt out of a 97 explorer. for the cheap get some gt40p heads from a late 98-2000 exploder with the 5.0 - a mild polish - good cam - headers - roller rockers and a mild tune - will get you near 300 . My 351w is a 1974 with stock heads and pistons. Ahg485 Apex Cylinder Head Gasket New For F350 Truck Falcon . I'm new and I'm currently building a 302 on a budget and want to raise compression without milling heads but by pistons and I want to get close to 10:1. THIS SALE IS FOR 2 COMPLETE CYLINDER HEADS. Rear: 3.73 limited slip. My 351w is a 1974 with stock heads and pistons. Heads retain Ford OEM intake and exhaust port location and flange. Joined: Jul 30, 2004 . Then rotate the engine two complete revolutions. best et 11.13 and no head problems yet to date. It's the only small-block Ford head that had a smaller chamber. These are some of the best castings Ford ever produced for this engine, and are still fairly cheap and available used. Heads: Iron GT40s that I will add 1.6 roller rockers to. . LOOK NO FURTHER THAN YOUR LOCAL JUNKYARD. Not bad for off the shelf parts and a stock shortblock. Carburetor: Edelbrock 650cfm. BONUS TEST-FOUR DIFFERENT 302 INTAKES. The gt40p head is considered the best OEM 302 head made. (Please note these are not GT40P Explorer heads). Had better off the line performance. Free shipping Free shipping Free shipping. What kind of HP should I expect to get out of this motor with that cam? . GT40Ps have 58cc. $700.98. We are offering a pair of original Ford Cobra 5.0 GT40 cast iron cylinder heads. FRPP, etc, etc heads and matching intakes. GT40P 302/351W Heads FOR SALE! I put a stock 302 cast manifold up against my gt40p's and they looked like they would work. This can run the plug right into the exhaust header. Next Last. One benefit gt40P head will have over other 80's-90's model heads, including the gt40 head, is that it has a smaller combustion chamber much like the original 289 heads. Vehicle/Engine Search Vehicle/Engine Search Make/Model Search . (I really want afr heads) . All OEM int/exh manifolds will bolt on. More Than The Shine. THE SPRINGS ARE NEW STOCK OEM FORD. Place the rocker back over the stud and adjust to correct valve lash. Generally expect with a good cam, intake, roller rockers and a good ignition system to see around 300-350 max rear wheel horsepower, depending on what type of dyno you use. Late-model ford GT40 and GT40P heads with 1.84-inch intake valves will also flow 185 cfm at 0.50 . The Ford small-block (aka Windsor V8) is a series of 90° overhead valve small block V8 automobile engines built by the Ford Motor Company from July 1961 to 2002.. Step 1. Performance Valve Spring Kit for SB FORD GT40P. FORD 302 SBF GT40P V8 CAST IRON COMPLETE CYLINDER HEAD AND HEAD BOLTS AND HEAD GASKET SET. View Details. Fits 289/302/351 Windsor engines. 391 HP @ 5.00 lift 60 cc head raises compression about 0.6 point - when replacing a 65cc head on a 5.0 engine. Step 2. We need a build on a 400+ hp 302/6 build. 5.0 street stanger. Ford Performance Parts 289/302/351W X2 Street Cruiser Aluminum Assembled Cylinder Heads. Ford GT40P 302 5.0L 4 Bar Cylinder Head Assembly Pair w/ 1/2" Head Bolt Hole. MLS gaskets are ideal for both aluminum heads to aluminum blocks and aluminum heads to . LOOKING TO ADD SOME EXTRA POWER TO YOUR 5.0L OR 351W? Ford Gt40p Head - 175.00 Ford Gt40p Head One Head Only 4 Bars On End Good Condition W One Broken Bolt. 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