GM has filed a patent application a variable displacement valvetrain system with rocker shaft porting and insert sleeves for ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

The Ford Model T is remembered as the car that put the world on wheels, but its actual horsepower figure is far more modest ...

The 1969 Chevrolet Camaro Z/28 arrived in the middle of the horsepower wars, yet it did not rely on cubic inches to earn its ...

Not to sound like a parody of Jerry Seinfeld here, but what's the deal with all these identical-displacement V8s from different manufacturers? We've talked about the Ford 427 vs. the Chevy 427 before, ...

The only people who value ease of maintenance at a cheap cost to manufacture, more than NASA, are people cruising Craigslist and eBay for a low-mileage 350 small-block Chevy motor at three in the ...