How can I add horsepower to my Chevy 454?
How Do I Get More Power out of a Chevy 454?
- Improve the fuel and air intake system.
- Replace the stock exhaust system with a high-flow system.
- Replace the stock timing parts with ones tuned for racing.
- Bolt on a supercharger.
What is a BBC 468?
Our 454/468 Hydraulic Roller cam engine will produce 600 horse power at approx. 5800 rpm. We can also set any of our engines up for marine use. This engine will produce more than double the horse power of the original bbc 396, 427 and 454’s and much greater torque. Pump gas friendly.
How much horsepower does a 1995 454 have?
Performance. The 454 produced 425 horsepower, had a compression ratio of 9.6 to 1 (an engine’s maximum volume compared to its minimum), a maximum rpm of 5,500 and an ignition timing of four degrees before top dead center.
What year is Gen VI 454?
1996
Introduced in 1996 model year, the Gen VI features hydraulic-roller lifters, multi-port fuel injection, and a PCM.
What is a 496 big block?
The 496 Ci Engine is a top-notch Chevy engine designed for motor boats. The Big Block Chevy (BBC) model is a large, high-performing engine with 496 cubic inches. The performance of the engine can be improved upon if the adjustments are done correctly.
How much horsepower does a 454 big block have?
Surprisingly, the 454 laid down an impressive 330 horsepower and 475 pound-feet of torque. Naturally, the truck-based 454s were tuned for torque, so having nearly 500 pound-feet wasn’t a big surprise. But like any stock engine, there was tons of power left to be squeezed out.
What are the torque specs on a 454 Chevy?
Torque Specifications. In the 1987 Chevy 454, the bolts joining the crankshaft to the engine block require 95 ft.-lbs. of torque. The cylinder head bolts require 80 ft.-lbs. of torque to join to the engine block, and the oil pan bolts to the engine block with 25 ft.-lbs. of torque.
What is the horsepower rating of a Chevy 454?
At its peak, the 454 was developing 450 horsepower in the Camaro and Chevelle passenger cars. By 1974, however, government-mandated smog requirements killed the muscle car as the 454’s horsepower rating dipped to 235.
How big is a Chevy big block?
Generally a “small block” was under 400 cubic inches (6.55 L) and a “big block” was over 400 cubic inches. However, there were some exceptions, the Chevy 396 is commonly considered a big block because it shared parts with other Chevy big blocks.