When HPP left Racekrafters' shop the last time, The Mule performed quite admirably with the out-of-the-box Edelbrock cylinder heads installed. It produced 502.8 hp and 570.7 lb-ft of torque. As always ...

If one thing truly leads to another, you can say the head and exhaust swap we performed on the Balls of Fury (Charlie and Chad Pirchio's '64 Sport Fury) in the August '13 issue (Two Bolt-ons Bring 81 ...

In prison, when the general population gets out of control, guards institute a lockdown. When those bells go off, inmates are secured and activity is frozen. It helps the guards maintain order and ...

Because of the dynamic nature of the equation, camshafts are one of the most misunderstood performance components on any motor. This is especially the case on the overhead-cam modular 4.6L Ford motor.

COMP Cams has released a new upgrade camshaft kit designed specifically for iron block General Motors 4.8L LS V8 engines running an aftermarket turbocharged setup. COMP Cams says its new Stage 2 LST ...