Introduced in 1970, the Chevy 454 -- affectionately known as the Rat Motor -- was the largest displacement Chevrolet engine to enter the big-block engine showdown of the muscle car era.
The second 454 was the mighty 450-hp LS6 ... The L88 was as close to a race engine as any other big-block V8 fitted into an American production car during that era. The legendary engine was ...
Big block engines have more metal and more or larger cylinders. They tend to produce more power and torque because of their weight. Small blocks are just that — small or smaller than big blocks. While ...
By 1970, the Chevelle SS had reached its most outrageous specification, with a huge 454 cubic inch (7.5-litre) big block V8 that could be ordered with an advertised 450bhp and 500lb ft of torque.
Instead of fitting the 1971 Corvette ZR1 with that monstrous 454 big-block engine, GM gave the ZR1 a gnarly 350 cubic-inch V-8 engine that produced 390 horsepower. Other remarkable features of the ...