Driveline

You’ve got questions. We’ve got answers. We work with the Summit Racing tech department to tackle your automotive-related conundrums. This week, we’re recommending a camshaft, torque converter, and rear-axle gear ratio […]

Not long ago, few people had ever heard of an air shifter. Today, at every drag strip in the world, they’re about as common as a radial slick. Wherever they’re […]

You’ve got questions, we’ve got answers. We work with the Summit Racing tech department to help you tackle your auto-related conundrums. In this week’s Mailbag, we’re recommending a carburetor and gearing combo to […]

Flat plane crankshafts are nothing new. However, with the recent introductions of the Shelby GT350 and GT350R, flat plane crankshaft design has been garnering a lot more attention. And it’s been raising […]

In this video from the gang at Centerforce, Will Baty with Centerforce University walks you through the three main types of flywheels—cast iron, billet steel, and billet aluminum—and explains the […]

In this Summit Racing Quick Flicks video, you will learn how to identify your U-joint and determine whether it is an inside-lock or outside-lock U-joint. Once you identify your particular […]

I have a TH400 trans that I just bought to replace the ailing TH350 in my ’70 big-block Camaro. A friend told me that there’s a special way to set […]

Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re nailing down the right combination of tire size, gear ratio, and torque converter […]

We hear a lot of questions about torque converters. That’s why we’ve spent a fair amount of time covering torque converters in the past. Our articles have included advice on […]

A motorcycle’s clutch has a huge impact on a bike’s handling and power. Without a smooth-operating clutch, a bike’s rear wheel is more likely to break loose which can lead […]