What did 402 BBC come in?

The Chevy 402 big block is a Big Block Chevy (BBC) engine created in the 1970s. The Chevy 402 engine is now mainly found in American muscle cars, such as the Chevrolet Camaro and Monte Carlo, and trucks and other vehicles big enough to hold the engine. BBC engines are known for their size and power.

How much horsepower does a 402 big block Chevy have?

400 horsepower
The big block of the Chevy has a power output of over 400. The engine’s Torque is 415 pounds-feet at 3,600rpm. The engine can get over 400 horsepower.

What year did the 396 become a 402?

1970
A: Matt, I, too, love the big-block Chevys, and the history of the motor is interesting. As for your question, in 1970 all “SS 396” Chevelles came standard with a 402-inch big block, as Chevy bored the engine . 030-over from 4.09 to 4.13 piston size.

How do I know if I have a 400 crank?

Check the flywheel or flexplate. The 400 has a staggered bolt pattern and is externally weighted. Large weights can be seen on the plate between the engine and plate. The plate will have 168 teeth on all the 400 engines, requiring a starter made for this engine.

How can you tell a crank from a forged crank?

The best and most sure method for recognizing a forged crank is to look for the parting lines on the counterweights. A forged piece will have a wide, irregular rough patch. A cast component (shown) will have a very sharp, well-defined line where the mold was separated.

How much horsepower can you get out of a 396?

The average power numbers from 4,000 to 6,250 rpm (where it carried over 400 lb-ft of torque) were 438 hp and 450 lb-ft of torque. While power peaked at a high 6,400 rpm, low-end torque was still plenty respectable with the motor peaking 483 lb-ft at 4,700 rpm.

What does BBC mean in engine?