Big Block (Rat) Chevy

Chevy 427 Engine

Unlike smaller engines, the big-block Chevy’s evolution can be traced back to a high-performance 425-hp L78 396, originally offered in 1965 Corvettes and Chevelles. Although the big-block was destined for trucks and family sedans, it began as a serious high-performance item with rectangular port heads, a solid lifter cam, a high-rise aluminum intake manifold and…

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Chrysler’s Hemi (Elephant) History

Hemi

The Chrysler Hemi engines, marketed under the moniker Hemi, are a line of American I6 and V8 gasoline engines produced by Chrysler. They include overhead valves and hemispherical combustion chambers. Chrysler produced three distinct Hemi engines for automobiles: the first from 1951 to 1958, the second from 1964 to 1971, and the third starting in…

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