Driveline

One of the first and most popular upgrades truck and Jeep owners do is installing larger wheels and tires. And while that may seem like a easy, straightforward affair, there […]

I was wondering if you could help me. I have a ‘99 Chevy S10 with an LS1 engine that has a long crank and iron heads. We are trying to […]

1310, 1330, 1350…what do those numbers mean? And why should you care when it’s time to pick a yoke for your Ford 9 inch rear end? This helpful video from […]

Q: I have a 1970 El Camino with a 12-bolt differential and 4.11:1 ring and pinion. I’m not sure if it’s the original gear ratio, but I want to change […]

Q: What is the ideal cruising RPM, and why is it important? A: Cruising rpm—that is, the speed at which your engine’s crankshaft rotates at a given sustained speed—has an […]

Hydraulic clutch throwout bearing conversion kits deliver smooth action, improved header clearance, and reduced free travel. Available for many popular applications, from Ford Model A to late-model muscle, they require […]

Q: I am choosing a torque converter for my 1970 Nova with a 430 horsepower 383 stroker and a 4L60 transmission. I see lockup and non-lockup options. My understanding is that a […]

In a perfect world, a race car would always hook anywhere. It would go down the track straight, it wouldn’t rattle the tires, and it wouldn’t lose traction somewhere down […]

I am building a ‘72 Caprice as a tribute patrol cruiser. I am pulling out the original 400 SBC and replacing it with a big-block 454 just so the look […]

Chances are you don’t give much thought to that metal disc spinning inside of your bellhousing. However, choosing the best flywheel for your vehicle application will greatly affect performance, drivability, […]