How much horsepower does a cam add to a 454?

How much horsepower does a cam add to a 454?

The 454 responded very well to the cam upgrade, as the peak numbers jumped from 376 hp and 482 lb-ft with the stock cam to 428 hp and 507 lb-ft of torque.

What does a camshaft upgrade do?

Upgrading the factory camshaft is a great way to gain more power and torque. It’s usually the next step after improving exhaust and the cold air intake. ​Chromoly pushrods give drivetrain stability and don’t induce valve float at high rpm like the factory pushrods would.

Does changing camshaft increase horsepower?

Consider installing a performance camshaft. Performance cams increase the duration and timing of the valve openings during the engine stroke, increasing horsepower and making your car accelerate more quickly. Loosen and remove the timing chain and the old camshaft to install the new version.

How can I improve my 454?

How Do I Get More Power out of a Chevy 454?

1. Improve the fuel and air intake system. The more fuel and air you are able to get into your Chevy big block engine, the more power it will be able to produce.
2. Replace the stock exhaust system with a high-flow system.
3. Replace the stock timing parts with ones tuned for racing.

How much horsepower is 454?

The 454 EFI version was rated from 230 hp (172 kW) to 255 hp (190 kW) and from 385 lb⋅ft (522 N⋅m) to 405 lb⋅ft (549 N⋅m) of torque.

How much horsepower does a 454 stroker have?

In staying with the standard bore/stroke combination of 4.25/4 inches, however, it is not uncommon to yield power outputs of greater than 650 horsepower from the 454 in race engine configurations.

Are cammed cars illegal?

Adding CAM Illegal in CA.?? yes, unless it comes with a CARB certification number. Any modification is illegal (even just changing the mufflers) unless it’s certified by CARB.

How much horsepower does a cam add to a 302?

With 35 degrees of total ignition lead and 70 jets in the primary metering block, the little 302 produced a jaw-dropping 382 hp at 6,000 rpm and 368 lb-ft of torque at 4,200, a gain of 104 hp and 53 lb-ft solely from the heads and headers.

How many miles will a 454 last?

Engines older than 1997 need oil with zddp. Newer engines don’t need it so most oil dosn’t have it. 454 will run 200k with the right oil.

How much power can you get out of a 454?

What kind of camshaft does a Chevy 454 use?

This Edelbrock cam kit produced 540 HP & 530 ft-lbs. of torque when used with #7163 intake and #60559 cylinder heads on a 454 engine. The camshaft works well with high-performance’s street applications, Performer RPM cams provide power from 1500 to 6500 rpm.

How much horsepower does a BBC 454 have?

This tends to increase power production higher in the rev range, while trading low-speed torque, though a power peak below 5,500 rpm can hardly be called “high.” Equipped with the COMP XR274HR cam (.510 lift, 224/230-degree duration split, and 110 lsa), the 454 produced 435 hp at 4,900 rpm and 515 lb-ft of torque at 3,700 rpm.

How much horsepower does a BBC Cam have?

After installation of the high-lift, XR271HR cam (.591/.610 lift split, 224/230-degree duration split, and 112 lsa), the aluminum-headed, Gen VI 454 produced 446 hp at 5,300 rpm and 511 lb-ft of torque at 3,700 rpm.

What kind of lift does a BBC Cam have?

The cam was run with the stock hydraulic roller lifters, COMP pushrods, and 1.7-ratio High Energy roller rockers. Equipped with the low-lift cam, the BBC produced 435 hp at 4,900 rpm and 515 lb-ft of torque at 3,700 rpm.