Looking back at the '70 GTO, many enthusiasts regard it as the last goodyear, the one that still offered high-compression engines and performance uncompromised by government regulation. While that may ...

With every passing day the Mule provides opportunities beyond our original expectations. Since the 467ci engine belongs to HPP editor Tom DeMauro, it is at our beck and call. This affords HPP the ...

Compression: An automotive term used by everybody, forever. Let's get into some detail and maybe develop a better understanding. Pressure, and more pressure: It's a must-have to produce power within ...