Is a Chevy 402 internally balanced?
Is a Chevy 402 internally balanced?
All 396-, 402-, and 427-ci engines are internally balanced and all 454-ci and larger engines are externally balanced.
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 engine does a big block Chevy have?
The Chevy 402 engine has an aluminum head and eight cylinders. It takes unleaded gasoline and is considered to be a gas guzzler. The Chevy 402 big block has horsepower of 375 at 5,600 rpm. The engine has a torque of 415 pounds-feet at 3,600 rpm. Also, the engine can get over 400 horsepower on a dyno.
Is the Chevy 454 internally or externally balanced?
Thus, the flywheels (and flexplates) and harmonic balancers of the SB400 and 454 engines have additional weight. Among all the production Chevy V8 engines, the SB400 and 454 are EXternally balanced. All other engines are internally balanced.
How much torque does a Chevy 402 engine need?
The four-bolt main bearing caps of the crank require 105 ft-lb. and the two-bolt main bearing caps require 95 ft-lb. of torque to attach with the block. The oil pan bolts to the engine block with 11.25 ft-lb. of torque, and its drain plug bolts to it with 20 ft-lb.
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.
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.
What kind of Flexplates do Chevy big block engines have?
All 396-, 402-, and 427-ci engines are internally balanced and all 454-ci and larger engines are externally balanced. Gen V and VI engines are also externally balanced. Internally balanced flexplates do not have extra counterweights on them; externally balanced pieces do have counterweights added to help achieve perfect balance.
Thus, the flywheels (and flexplates) and harmonic balancers of the SB400 and 454 engines have additional weight. Among all the production Chevy V8 engines, the SB400 and 454 are EXternally balanced. All other engines are internally balanced.
