When did the Chevy 402 engine come out?

When did the Chevy 402 engine come out?

The History of the Chevy 402 Engine by Anne Davis In 1963, Chevrolet unveiled the start of what would be its big block engine family: a 427-cubic-inch V8 engine. This performance engine family was eventually expanded, adding larger and smaller versions.

When did the Chevy big block engine come out?

In 1963, Chevrolet unveiled the start of what would be its big block engine family: a 427-cubic-inch V8 engine. This performance engine family was eventually expanded, adding larger and smaller versions.

What’s the difference between a Chevy 396 and 402?

Although it displaced 6-cubic-inches more than the 396 and had a bore that was 0.03 inches wider than the 396, Chevrolet marketed the 402 as a 396 on its smaller cars like the Nova, while labeling it as a 402 in its full-size automobiles. In this 6.6-liter engine, the cylinder head bolts to the engine block with 80 ft-lb. of torque.

What was the compression ratio of a Chevy 402 engine?

Technical Specifications This engine had a bore of 4.124 inches and a stroke of 3.76 inches; to compare, the 396 had a bore of 3.094 inches. The L34 had a compression ratio of 10.25-to-one and the L78 had a compression ratio of 11-to-one. The LS3 had a compression ratio of 10.25-to-one in 1971 and 8.5-to-one in 1972.

Where can I buy a 402 big block engine?

The horsepower happy big block lives on and Speedway Motors is your source for performance parts and accessories for your 402 Chevy engine.

Is the 1972 402 from a truck worth building?

It would be a great motor to get however you will have to go completely through it (New pistons, cam etc…) and add different heads to get any serious horsepower. From what I’ve been able to gather Googling that casting #, those were the only BBC heads made that year.

What kind of car is the Chevy 402?

Chevy 402 Big Block Specs. 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.

What kind of car has a big block engine?

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.