How much hp does GT40 heads add?

How much hp does GT40 heads add?

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.

Will GT40 heads fit a 351 Windsor?

from Michigan. I had those heads on my car with standard length roller cam pushrods and I never had a problem… And they will work on the 351W also.. Just make sure you use ’78 and newer 351W pushrods to use with the GT-40 heads…

What vehicles have GT40 heads?

Which Vehicles Had GT40 Heads? The GT40 heads can be found specifically on the 1993-1995 SVT Cobra Mustang as well as the 1993-1995 SVT Lightning. These can also be found on the 1996-Mid 1997 Ford Explorer & Mercury Mountaineer SUV.

What year Explorer came with GT40 heads?

The Cobra/”R” version was milled slightly more, so it had a smaller combustion chamber. “F77E” (F7 = 1997, 7 = Explorer) GT-40P heads were on early ’97-’01 Explorer and Mountaineer, and some Falcon GT engines.

How much horsepower can a Ford 302 make?

Standard Ford 289 and 302 small-blocks were factory-rated between 200 and 230 hp. The vaunted 289 High-Performance engine was said to make 271 hp. Today, if a 302 Ford makes 360 hp on pump gas with a hydraulic cam, most experts consider it to be a pretty good motor-at least until Joe Sherman steps up to the plate.

Can you put 302 heads on a 351W?

For the most part 302 heads and 351W heads are the same. Different years can have different combustion chamber sizes but ffor the most part there will be no performance increases by going with 302 heads. Plus you will need to drill all the head bolt holes out as the 351W uses larger head bolts.

What do GT40P heads come on?

Which Vehicles Had GT40P Heads? The GT40P cylinder heads arrived on the scene in 1997 with Ford’s revision to the GT40 head. These heads were installed on the ’97-and-later Ford Explorer and Mercury Mountaineer SUVs.

What CC are GT40 heads?

There were other changes to the GT40P, including a slightly smaller combustion chamber reduced from 65 cc to roughly 60, which benefits the compression ratio. One of the biggest changes to the P heads was relocating the spark-plug placement to improve combustion efficiency.

How do I know if I have a GT40 head?

Either on the engine, or off, identifying Ford GT40 heads is a simple process.

1. Open the hood and look for the casting bars at the front of each cylinder head.
2. Look on the sides of the cylinder heads.
3. Locate the Ford casting number for further identification.
4. Decode the Ford casting number.

Do I need headers for the GT40P heads?

The GT40P heads also had a different spark plug placement making header choice important. GT40P specific headers are needed unless you use spark plug wires with 90-degree boots to clear the heads.

What is a Ford GT40 head?

The Ford GT40 heads are a factory small block ford head found on certain vehicles, most notably, the Ford Mustang. They were most famous for their debut on the 1993 Cobra and were also found on the 1993-95 Ford SVT Lightning truck.

What happened to the Mustang GT40P heads?

A big change that has plagued the Mustang community to the GT40P heads was the spark-plug relocation. Though this placement improved combustion efficiency, it caused interference when using standard small-block Ford headers with the GT40P head with the header and the spark plug.

Do you carry the Mac 1-5/8-inch unequal length Shorty headers for gt-40p heads?

AmericanMuscle no longer carries the MAC 1-5/8-Inch Unequal Length Shorty Headers for GT-40P Heads; Ceramic (79-93 5.0L). Please check out 2015-2021 Mustang Headers for an updated selection. Enter Your Email to Save Products. By entering your email, you agree to receive recurring automated marketing emails from AmericanMuscle at the email provided.