When we last left off Scott Roth, co-owner of Rothspeed in South Burlington, Vermont, had just wrapped up on the installation of Classic Performance Products' four-wheel disc brake conversion for our ...

PHR Project CarA 40-year-old Chevelle with a 600-plus-horsepower big-block is a prime candidate for a brake upgrade, unless you happen to have a perverse death wish. And if that Chevelle is PHR's ...

You wouldn't think a 40-year-old vehicle could be described as being agile, but that depends on who you ask. If you ask anyone who attends regular autocross meets such as the American Street Car ...

Horsepower is so easy to come by these days that you darn near pick up 10 ponies simply by throwing a parts catalog in your backseat. The stuff's everywhere. With this incessant proliferation of ...