302 with gt40p heads horsepower
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. .. i would not buy valves unless you need them amd would not switch to studs with these heads for your low hp . This is the main reason why these engines are not modified as much as the small block Chevy. But what we were most impressed with was the solid gain in torque over the smaller Voodoo cam from 3,500 and up. With nitrous, this is easily a mid-11-second ride. Gt40p heads - FourEyedPride.com If you smooth out the bowls and exhaust ports and gasket match the intakes they should flow decent. If I get different urges later, Ill pursue those then. Once the headers are in place, then you can consider if you still want more power. REMANUFACTURED FORD 302 5.0 COBRA GT40 CYLINDER HEADS | What's New We guarantee plenty of burnout action when you add GT-40P heads to your 5.0 Mustang. After graduating from Iowa State University with a journalism degree in 1978, he combined his two passions: cars and writing. I just read about this build on the corral.net. Budget 300HP 302 Build Well offer one as an example. #3::: Do your homework,get quality parts,dont skimp. Along with the heads, we used MAC headers for GT-40P heads. I'm running BBK un-equal length shorty's, and I'm able to get all the plugs in, tight, and all plug wires on. The reply has so many assumptions that I cant even assume to know the answer. Compare. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. GT40Ps have 58cc. As a matter of fact, Central Coast has an '89 coupe with GT-40P heads that has run a best of 11.98 in the quarter-mile. Ford Explorer Mountaineer 5.0 Ohv Iron 302 Sbf LOW-BUCK 302 FORD HEAD UPGRADE Richard Holdener 239K subscribers 189K views 2 years ago WESTECH PERFORMANCE GROUP WHAT'S IT WORTH? Beyond the engine's amazingly good appearance, Moore had a couple of good reasons for choosing this engine. I'm an old school guy (289 in 65 mustang), and I'm just looking into the new 5.0 engine (roller cam) stuff recently. Obviously, tuneups will vary. 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. 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. You will have to address the 50 oz balance of the 5.0 engine by getting a 50 oz flywheel. people can stop saying that adding aftermarket cam with stock heads is a waste of time. Because its all been done time after time after. 302HO with gt40p heads | Mustang Forums at StangNet I was thinking the same but the enforcers are $647ea now so $1400 (inc tax) is the entry price for good set of heads. Win or lose, if you buy the ticket you must take the ride. If you know him, ask him. I don't need tons of power to enjoy the car. Calculating pushrod length You will have to get special headers to fit these heads since the spark plugs are angled differently than normal 5.0 heads. Dyno results GT40P heads | Vintage Mustang Forums How to Build a Budget 383 Stroker Chevy How do I Increase Horsepower on a 440 Cylinder Head Specifications for a 1969 How to Get More Power Out of a 92 4.3 dragster engine image by Robert Young from, Copyright 2023 Leaf Group Ltd. / Leaf Group Media. the engine is carburated of that makes a difference. You will have to get special headers to fit these heads since the spark plugs are angled differently than normal 5.0 heads. I have a 5.0 from a 1992 Mustang in my 65. could the gear of off the oil pump drive(i know they're DIS), for the explorer motor be used on his dizzy? Not looking for crazy HP. Step 2. Then why did you port the heads and how do you know if you made an improvement. On slicks the car went some low 7.70s right at 90mph. Runs well. Fastest e303 5.0l's? - FourEyedPride.com Pride is built, in your garage, with your two hands. You didnt provide a lot of information about the engine itself, Im assuming its 85 or newer ( roller cam) May need a freshen up of the bottom end if compression is the issue. Car Craft mag. All this is worth it. The gt40p head is considered the best OEM 302 head made. Understanding Ford's Fox Body GT40 Cylinder Heads - CJ Pony Parts 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. These are some of the best castings Ford ever produced for this engine, and are still fairly cheap and available used. Our recommendation would be, rather than change the camshaft, you might want to look into adding a set of long-tube headers and a dual exhaust if the engine is not already so equipped. 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. Scorpion 1.6 roller rockers. This one added another 10 degrees of duration over the smaller Voodoo cam, along with 0.020 inch more intake valve lift. Get 500 Horsepower from a Junkyard Ford Explorer 302 - MotorTrend many thanks to all you eco-hippies giving me dirty looks and helping me feel llike an overall badass rebel. A forum community dedicated to Ford Mustang owners and enthusiasts. I bought a crate 302 from Downs Ford a few years ago that was producing 320 hp. That carbureted GT40P motor made 465 on th engine dyno with a .500" 239/244 camshaft, Holley 650 carb and Weiand Stealth intake. Hey Motorheadty,Like your comments,question for ya,I have a 92 convertible,just bought a 5.0 out of a 94 gt that was just freshened up top end,gt40p heads w/new springs etc for the new E303 cam,new FRP roller lifters,Crane 1.7 rockers,hardened push rods,double roller timing set,all put on a bottom end w/104000 miles,needless to say previous owner pulled said engine after 800 miles and now building a 351,I pulled engine down my machinest,putting forged internals in and bolting everything back together,I want to run about a 150 shot N2o,and iam going carb,wondering which intake would be best w/the 150 shot,heard that dual planes might not be the way to go? We also added an Edelbrock Performer RPM dual-plane intake and a set of 158-inch headers with no mufflers. Install a set of 1.7:1 roller-tipped rocker arms on the heads. Ive bought wrecking yard SBFs and put 20 lbs of boost to them and spin them to 7000 and made 500 HP with several of them. Posted on May 07, 2014 by promarengine. Mac and Ford Motorsport both make a GT40P spacific header. 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. Install a used set of 5.0L Mustang "shorty" headers, generally available at auto swap meets for a reasonable price. Just put some 1.7 pedistal rocker arm on along with a mild camshaft (make sure to use the correct valve springs), you will make over 300 flywheel hp. Thanks. that is a healthy budget deal. 87-93-95 Ford Mustang GT40P Engine Cylinder Heads REBUILT 302 351 GT40 And agree the cams do help and a few tricks with the heads that I have discovered really make a difference. The Edelbrock Performer RPM is a good choice, but Holley, Weiand and Ford Motorsport also have similar offerings. The older pushrod engines just dont offer the same kind of power potential for their displacement and it all has to do with cylinder head flow. You need to check. 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. Works on all factory cast iron E7, GT40, and GT40P cylinder heads! Well assume it is a 5.0L with stock heads. A COMP hydraulic roller cam we found works well with this combination. Its NA but makes use of AFR heads and some other aftermarket goodies. Ford GT40P 302 5.0L 4 Bar Cylinder Head Assembly Pair w/ 1/2" Head Bolt Hole. The later model distributors had a different diameter shaft than the earlier ones. You will have to address the 50 oz balance of the 5.0 engine by getting a 50 oz flywheel. The HP DIFF column on the far right lists the horsepower difference between Test 1 and Test 3. 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. Per a UEM tech support email I have the Icon IC736 is supposed to be good for GT40 heads when I asked about it. 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. The combination of this cam with your intake and headers will produce a very nice street engine. 02-11-2012, 07:16 PM #6 fiveoh 86lx JUNKYARD GT40P HEADS-ADD 30+ HP TO YOUR 5.0L (FOR FREE?) Motor is going into a Ranger. REMANUFACTURED FORD 302 5.0 COBRA GT40 CYLINDER HEADS. We also added a veteran Ford magnetic pickup distributor and used it to drive an MSD ignition system. hole size 302 is 7/16 and 351 is 1/2 Without changing the stock pistons. Advanced: Daily Deals; Help & Contact; Sell; My eBay Expand My . Took me 7 hours to do one head.but they cleaned up real nice. Within a few hours of his discovery, the engine was sitting in the back of his truck on its way to a new home. this head fits years 95-01 explorer mountaineer mercury mountaineer . Test 2: Changed to the smaller of the two Lunati camshaftsno other changes. The action you just performed triggered the security solution. I view the GT40P heads similar to Granada brakes. Limited header choice is certainly a challenge. Small Block Ford 289/302/5.0L/351w 180cc/60cc Aluminum Cylinder Head E42004. These timeslips are from 1280' above sea level. If you have a early 351W ie pre 76 it probably . SB Ford, GT40 .575" Lift Max Output II Drop in Valve Spring Kit, Hyd Roller, 140 Lb Seat. *** 65 Mustang 351C 4v, AOD, 4.11 gears *** 66 Galaxie convert big block.
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