Cosworth’s 3.0-liter V10 Formula One engines were some of the greatest sounding F1 engines of all time, but its design didn’t start with all ten cylinders arranged into one engine. It started with ...

Loyal HRM readers will no doubt remember our "Ultimate Chevy LS Cylinder Head Test" in the Dec. '10 issue in which we tested 11 different LS1/LS6 cathedral-port-style heads. In this issue we're doing ...

Though not on par with the popularity of Chevy's Rat, the big-block Ford has a lot going for it, including low cost, availability, and impressive displacement potential. Given the combination, it is a ...

Are the stock heads really that bad? No. In Ford's defense, the factory 5.0L (E7TE) heads were never designed to support 400 hp (or more), but it's amazing what the proper heads can do to wake up a ...

The word nostalgia means different things to different people. Sure, we look back longingly at all those wonderful classis and muscle cars that got away, but do we remember them as being at least a ...