Driveline

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 […]

What’s with big deal with pinion angle? It is a very big deal. In order to keep the driveshaft and U-joints operating in a (more or less) straight line, the […]

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 […]

In the early spring of 2003, Gary Winter went to his local dealership to buy a pickup truck. On his way to the sales office to complete the truck transaction, […]

You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re troubleshooting drivetrain vibration. Q: I have two questions about my truck. It’s a 1994 […]