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 ...

Horsepower and torque are all about cylinder pressure. Compression ratio, cam timing, cylinder head flow, and all the rest of the goodies that go into an engine aren't worth much if what enters the ...

Mick from QV London, a Ferrari 308 expert with over 40 years of experience, inspects my InfluEnzo. He runs a leak-down and compression test to figure out why the V8 engine is blowing smoke. Watch his ...