fuel injection system . Thank You. When building an engine there is a lot to take into consideration. Nice to see actual dyno results instead of "butt dyno" guesses. Yes- thank you. We also added an Edelbrock Performer RPM dual-plane intake and a set of 158-inch headers with no mufflers. Yep my **** is coming apart again Isnt life great! Ask Away! with Jeff Smith: Camshaft and Cylinder Head Recommendations Ported Hurricane Single Plane and custom 750 HP. A trip to Orlando Speed World provided us with updated quarter-mile times. 302HO with gt40p heads | Mustang Forums at StangNet Slover primarily focused on the exhaust side of the GT40P heads. It turned out we were conservative on both counts. Small Block Ford 289/302/5.0L/351w 180cc/60cc Aluminum Cylinder Head E42004. If you go with a diffrent cam, make sure you change springs, The Trick Flow kit comes with everything for around $130. We've already been motivated to put this engine in a buddy's Mustang. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Its funny no one mentioned anything about ignition timing or components, Your email address will not be published. Do you guys have part numbers for the spring kits? at the crank. the springs are new stock oem ford. If this is beyond your technical ability, you could ask a local machine shop to perform the modifications. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. An aggressive cam will wake it up a bit. These are among the best of the iron Ford Windsor heads as they tend to flow much better than earlier castings. I am working on a set of iron GT40s hoping it goes faster. They are more expensive than standard head gaskets, but they also do the job and are worth the additional money. We started with a 120,000-mile 5.0L out of a Ford Explorer, removed the EFI and DIS, and pocket ported the stock GT40P iron heads with stock valve sizes. There are literally a dozen or so camshaft companies that offer a mild hydraulic roller cam for a 5.0L Ford. Not bad for off the shelf parts and a stock shortblock. I used Lightning heads on my 302, (GT40 not P) with stock rockers on a flat tappet engine. 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. Instructions on porting the GT-40p heads here. Find many great new & used options and get the best deals for FORD GT40p 4 BAR HEADS IN GOOD CONDITION w/ONE BOLT BROKEN at the best online prices at eBay! Every thing he tells you on this site is true. Small Block V8 (221, 260, 289, 5.0/302, 5.8/351W) - anyone have experience with GT40P heads on a 92 351W - ive got a 92 F250 with a 351W that needs a pretty serious rebuild. This combination should be good for about 400 horsepower and as much as 500 if you opt to use the stronger aftermarket pistons. He'll have to get a gear for his distributor. If there isnt room without disassembling half the front clip on the car, then it might be easier to remove the engine and do the conversion that way. For a better experience, please enable JavaScript in your browser before proceeding. We know what you're thinking--only two-tenths from an extra 45 hp? Test 1: 750-cfm carburetor, dual-plane intake manifold, and stock camshaft. We probably could have coaxed an even 300 hp out of this stock configuration, but with such good numbers, we decided to jump right into the first Lunati cam. If you're running a stock cam, 1.7 rockers will work perfectly. Anythoughts? The GT40 and GT40P cylinder heads are highly sought after, but how do they stack up against other cylinder heads, and is it worth it to upgrade the Fox Body's stock heads? A forum community dedicated to Ford Mustang owners and enthusiasts. If you're not a header kind of guy, the repro 289 HIPO manifolds bolt up to the GT40P heads with plenty of spark plug room. OR you could put your automotive journalistic skills in motion by reporting on the many new modern components available for the latest generation 351 Cleveland. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. Learn how your comment data is processed. P-heads have a smaller combustion chamber at 59cc, which will bump the compression ratio up on an otherwise-stock 5.0 engine. Well assume it is a 5.0L with stock heads. Im new and Im 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. Last Edit: January 18, 2015, 12:05:31 pm by businesstrader Logged shaunp. The gt40p head is considered the best OEM 302 head made. Now he serves as a regular contributor to OnAllCylinders. gt40p headers | Maverick/Comet Forums that is a healthy budget deal. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. The newer camshaft is designed for use with a soft bronze distributor gear, not the hardened steel gear used for older camshafts. I am very happy too. gt40p heads on a 289 in a 66 | Vintage Mustang Forums GT40s have 64cc chambers. Runs well. Despite adding 30 degrees of intake duration, this cam improved torque throughout the entire test from 3,000 rpm on up. I have to agree, the GT40P heads flow better than the GT40 iron heads. After graduating from Iowa State University with a journalism degree in 1978, he combined his two passions: cars and writing. Over $2050 for the 165/185 renegades. Can anyone give me a little feedback about a '99 Explorer 5.0, and tell me if it's my answer. Ive been building ENGINES for 40+ years. ***Most important is theStupid question is the one that was never asked!*** Jeff Smith has had a passion for cars since he began working at his grandfather's gas station at the age 10. FORD GT40p 4 BAR HEADS IN GOOD CONDITION . You didnt mention what camshaft you would be choosing or exactly which 5.0L Ford Windsor engine you are working with. I went to a couple in Tucson and almost all the Ford vehicles that came with a 5.0 had the heads missing. Long tube headers are a terrific idea, but you need to open up the exhaust side. Mild Build Gt40p Then why did you port the heads and how do you know if you made an improvement. In review, we rescued a used 5.0L Ford from the boneyard, ported the heads, added a cam, carburetor, intake manifold, and headers, and pulled an amazing 376 hp out of the mix. Took me 7 hours to do one head.but they cleaned up real nice. As with Chevrolet's small-block engine, the aftermarket has had dozens of years to expand the range and reduce the cost of the parts they offer for this engine. If I get different urges later, Ill pursue those then. The fix: basic power upgrades for a sluggish 302 Mac and Ford Motorsport both make a GT40P spacific header. They also have emissions legal heads as well. 1983 Mustang G.T. If you're going to use the stock 289 heads, install 1.84-inch intake valves, then port the intake and exhaust; these mods will net you about 185 cfm of intake port flow at 0.50 lift. The dyno recorded a peak horsepower reading of 489 hp, but the air/fuel ratio was slightly on the rich side at 11.5:1, so we increased the nitrous jet to a 61 and hit the button again. #3::: Do your homework,get quality parts,dont skimp. At the time, I was still running smog equipment in a 1994 Mustang GT, so I had them drill the back of the heads for the thermactor connection. Your IP: Good Luck. Not sure about that but got some pictures of the cast iron explorer manifolds on a 302. 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. This is a common mistake with first-time cam buyers who dont necessarily appreciate that the cam is just one component of the overall engine package. Required fields are marked *. We were cruising the 'yard a while back and located a 2000 Ford Explorer with an EFI 5.0L V-8 engine. The SUV indicated barely 120,000 on the clock, and after yanking the valve covers to judge the engine's condition, Tim Moore instantly made the decision to do the boneyard version of a smash-and-grab. If I remember right, non of the GT40P's (later models) had the thermactor smog provisions. Tim's junkyard refugee survived the beating and we had a bitchin' story. Calculating pushrod length Dec 8, 2011. These are some of the best castings Ford ever produced for this engine, and are still fairly cheap and available used. Advanced: Daily Deals; Help & Contact; Sell; My eBay Expand My . 302 .030 over with; Scat Forged Steel Rods, SpeedPro pistons and rings . You can find them on later model Mercury Mountaineers and several other Ford SUV applications. I was thinking the same but the enforcers are $647ea now so $1400 (inc tax) is the entry price for good set of heads. T5z and 3.89 9" TL rear. I have heard this rod bolt weakness myth for years but have yet to have a single problem with them in any of the SBF engines I have pounded on for the last 30 years and there have been lots of them. With the tuning finalized, the little cam made far more power than we expected, cranking out 328 lb-ft of torque at 4,200 and 294 hp at 5,400 rpm. are you twisted331 also? I plan on running a AFM b31 cam too which has relatively small duration for the intake valve. Paying a premium for a set of GT40P heads or dumping money into some to get their performance to rival aftermarket is not for me. For a better experience, please enable JavaScript in your browser before proceeding. All in all, the addition of GT-40P heads to any 5.0 Mustang is a worthwhile venture, especially if you're on a budget (aren't we all) or shooting for the Trophy Stock title. Perhaps even more surprising was how well this engine idled, calmly purring with 16 inches of manifold vacuum at 980 rpm. This website is using a security service to protect itself from online attacks. That's more than enough to feed a power-brake booster. i have a 302 engine from a 1977 granada and i am wondering if gt40p heads from an explorer will fit on this motor. With no other changes we gained 25 hp using factory iron heads. In an effort to preserve the history of the Early Fox Era, FEP covers the following vehicles: 79-86 Mustang and Capri, 84-86 Mustang SVO, 78-83 Fairmont & Zephyr, 83-86 LTD & Marquis, 80-88 Thunderbird & Cougar, 82-87 Continental, 84-92 Mark VII, 81-82 Granada. I'd get the gt40 setup, and put an s trim on it. Assorted screwdrivers, pliers and vise-grips. You can email the site owner to let them know you were blocked. At the dragstrip, we gained two-tenths and 2 mph. The only failures Ive had were timing chains and a couple broken rods in a mid 80s 302 with 200,000 miles on it that got about 35 lbs of boost stuffed into it when a pop off valve I bought on ebay failed. Or just play it safe and let the fans ask away about another daring 5.0 TB bolt on or for an exciting surprise, do a LS______ fill in the blanks. What would be the best cam and springs to use for these heads in a 302 Windsor? If the head bolt holes are 1/2" or slightly larger, ARP makes the washers and can be sourced from Ford Racing or ARP through a speed shop or Summit, Jegs and PAW among others. K.S. A forum community dedicated to Ford Mustang owners and enthusiasts. i know a guy who used to build race engines so he has all the right tools, how much would it help to get the heads ported and polished or anything else he could do to them. . At 4,300 rpm, the torque peaked at 348 lb-ft, a solid 20-lb-ft improvement, and the Lunati continued to outperform the stock cam all the way through with a peak horsepower increase of 60 hp at 354 hp at 5,700 rpm! never messed with the timing, its at 35* total . Shop by category. So . GT 500; Posts: 8496; Location: Brisbane . It's a classic move we've pulled off many times. The heads that were used were also old C8 casting with 58cc chambers. 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 is needed for the steel roller cam. This modification will help your late-model GT40P heads work better with the old-school carbureted intake setup. REMANUFACTURED FORD 302 5.0 COBRA GT40 CYLINDER HEADS. Gt40 heads/intake from a jy explorer, leave the . 1985 Mustang GT Mild 331 4bbl 5 spd, 1985 SEFI LTD LX AOD. What did the heads flow? This will keep you from dropping your overall static compression ratio and losing power. We've seen what happens from previous Ford experience when power levels above 500 hp tend to either pop head gaskets or saw blocks in half. JUNKYARD GT40P HEADS-ADD 30+ HP TO YOUR 5.0L (FOR FREE?) JavaScript is disabled. Your email address will not be published. A bone stock 2bbl early 351w with stock replacement forged pistons (9.0 compression) and dyno headers made 211 Hp . It took him and yours truly eight hours from start to finish, using air tools and a lift to gain access to the header flanges. The only way to really make more power is to go with a stroker kit, blower and/or heads. GT-40P Heads - 5.0 Mustang & Super Fords Magazine - MotorTrend The GT40P heads flow a lot better than stock 351 heads. Add 40 to 70 HP to your 302 yourself - Factory Five Racing Forum Limited header choice is certainly a challenge. $700.98. Just make sure it is a roller cam. . With. Install a "wet" nitrous plate system (which carries both nitrous and fuel) onto the intake manifold and jet it conservatively for a 100 horsepower shot. Get 500 Horsepower from a Junkyard Ford Explorer 302 - MotorTrend 69-70 302 heads (the ones with the heart-shaped combustion chamber) Any early 289 heads for the chamber size (but you'll have small ports & valves w/all that CR) Flat Ernie, Aug 27, 2011 SHARE POST #8 fordfan289 Member from indiana correct me if Im wrong but cant you use 351c heads and get the same thing as a 302 boss. You will have to address the 50 oz balance of the 5.0 engine by getting a 50 oz flywheel. We did the installation at Holten's place of employment, Motorworks, in Longwood, Florida. Application Fits 1979-95 Mustang 302/351 w/ OEM Small Block Ford Heads It's an 86 roller 5.0 engine that had a recent rebuild sometime in the past with keith black pistons, otherwise stock. The 5.0L with the GT40 head had a 9.0:1 compression, and the 5.0L with the GT40P head had 9.1:1 compression. 68 Mustang GT/CS Highland Green, PS, PB & Console, C Code w/C4 & 3.55 8 rear, If you aren't using the GT40P's stock, with maybe a spring upgrade and valve job, they aren't worth it anymore. Not when you can buy a set of Promaxx or AFR Enforcer heads for $1000, that already have decent hardware included. ford 302 sbf gt40p v8 cast iron complete cylinder head and head bolts and head gasket set. In 1987, he assumed the role of editor for Hot Rod magazine before returning to his first love of writing technical stories. And agree the cams do help and a few tricks with the heads that I have discovered really make a difference. I'll prob take a trip up there this weekend after scavenging the junkyards, thanks a million. Because of this, your tuneup will probably need to be modified. You will have to get special headers to fit these heads since the spark plugs are angled differently than normal 5.0 heads. Over $2050 for the 165/185 renegades. This 1979-1995 Mustang cylinder head and camshaft guide will overview the heads and cams we offer and how they will coincide. This test went so well that we were eager to see what the slightly bigger cam would do. We gained 45 hp and 40 lb-ft of torque. It has underdrive pulleys, MSD ignition, Bassanni headers and forward exit exhaust. $169.50. Would have liked to see a comparison done on the same short block using a set of decently-ported early non-Thermactor iron heads Tracy Blackford, 65 Mustang FB, 331 built with 289 H beam rods and 383W piston, 282S cam, self ported '70 351w heads, Dougs Tri-Y headers. Manual trans. Jeff Smith: It would have been better to know a little bit more about your combination, but the short answer is yeswith a hydraulic roller camshaft, assuming the lifters are in good shape and the roller wheels show no unusual wear, they can be re-used on a new cam with no danger of adverse effects. check out the. 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 . Obviously, tuneups will vary. i'd love to use these heads,. AFR 165 Heads | Have options for pedestal mounted rocker arms or stud mounted rocker arms. Stock heads with a fresh 3-angle valve job, shorty headers, T5, 4.10s, stock Explorer intake and stock '88 GT short block with 140,000 miles on it and an E cam in it. Many years ago, a friend bought a used 2001 Mercury Mountaineer 5.0L that was equipped with a set of really decent GT40P style iron heads.
Solanki Caste Category In Rajasthan,
Sand Creek Country Club Membership Fees,
Articles OTHER
You must be st louis county lra listing to post a comment.