Question: How Good Are Edelbrock Performer RPM Heads?

How much horsepower does a Edelbrock Performer RPM intake add?

With that the Edelbrock Performer EPS intake manifold has a runner design that’s “tuned” for peak torque at 3500 rpm on a 350-inch engine making it ideal for power from off-idle to 5500 rpm.

Dyno tests showed gains of 5 hp and 9 ft-lbs.

of torque over the Edelbrock Performer manifold #2101 on a 350 Chevy..

How much horsepower will Edelbrock heads add?

After installation of the Edelbrock Performer RPM Hemi heads, the peak numbers jumped to an impressive 508 hp and 469 lb-ft of torque. The Edelbrock heads were worth 49 hp and 28 lb-ft of torque, with gains increasing past the power peak.

Are Edelbrock E Street heads any good?

However, even at a total head/intake/valvetrain package price of perhaps $200 more than the Vortec iron heads, the Edelbrock E-Street heads seem to be the better. They weigh less and make more top-end power. The E-Streets are a good call for tame engines.

Can you put 400 heads on a 350?

400 heads on a 350 block is a great way to increase your midrange and top end power. The swap is a direct bolt – on deal, you just need to be sure to use 400 head gaskets when you do the swap.

How much HP gain from headers?

In general, a quality set of headers should provide an increase of approximately 10-20 horsepower, and if you’re restrained with your right foot, you may even see an increase in fuel mileage.

Does adding a cam increase horsepower?

Other cams can add as much as 50 HP or more, but the more power you get from a cam, the higher up the powerband the power usually starts. If you have a 224/224 cam (instead of my 205/212), you may have to wait until 2500 or 3000 RPM to get power, but it will be more.

How much HP do Vortec heads add?

Our estimate then and now is around 350-375 horsepower. Your question relates to porting the Vortec heads to improve the flow, which is a great idea. The Vortec heads offer great intake port flow despite the rather small 1.94-inch valves.

How much horsepower do headers add to a 350?

Adding headers simply brings that part of the system up to par with the rest of the parts. Chevy High Performance Magazine installed a set of Hooker headers onto a stock engine and saw an immediate increase of 16 horsepower and a more dramatic increase of 53 foot-pounds of torque.

How much HP gain from long tube headers?

a stock or close to stock car, 15-20 hp would be the average gains. for the most part, all headers will give equal gains, but some are built better then others.

Where are Edelbrock heads made?

USAEvery Edelbrock Cylinder Head is MADE IN USA for quality and performance! Cast and heat treated at the Edelbrock Foundry and machined at Edelbrock’s manufacturing facility in the USA, Edelbrock heads are the best in quality and performance.

Do aluminum heads make more power?

Aluminum heads will dissipate heat faster. This allows for higher Compression Ratios with less risk of Detonation. The cooler head also delivers a cooler air/fuel mixture to the combustion chamber. Cooler air is denser and can make more power.