Introduced in 1961, the Chevrolet Nova didn't develop into a full-fledged muscle car until 1968. That's when Chevy began offering the big-block 396-cubic-inch (6.5-liter) V8 with up to 375 horsepower.

Engine swaps are one of the timeless traditions of hot rodding. Maybe it's dropping in a small-block to replace that six-banger, or big-block instead of a Mouse. There's numerous this-for-that ...