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. Adjustments are done by adding and tweaking different engine parts and engine dimensions. The performance of the engine can be improved upon if the adjustments are done correctly.
The 496 Ci BBC engine has a peak horsepower of 651 at 6,600 rpm and an average horsepower of 574. It has a peak torque of 585 pound-feet at 5,200 and an average torque of 562 pound-feet.