When Chet Herbert introduced roller tappet camshafts to racing in 1950, he established an upper echelon of performance hardware that continues to carry that hard-core mystique. The roller tappet ...
From its 1965 introduction to its production supersession by the improved Mark V engine in 1991, the big-block Chevy Rat has carved its mark in virtually every form of racing, becoming in the process ...
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