Tech Articles

Explore dirt stock car racing’s key terms, classes, rules, parts, and tips for success in this ultimate guide for new competitors.

Why the budget-friendly Hobby Stock class is grassroots motorsports at its finest, and perfect for first-time dirt track racers.

Learn the differences between H-beam vs I-beam rods, including strength, weight, and more to choose the best connecting rods for your engine.

Building GM’s LQ4 6.0L Gen 3 LS engine for various power levels is easy with the right performance parts recipe.

Inside GM’s Gen V LT engine family: history, tech, and performance of each LT engine option available.

An LS cam swap can yield big power gains. And, you can do it at home. Here's how...

Decode, ID, and upgrade your GM 12-bolt rear end. Learn axle specs, gear ratios, and best performance parts upgrades.

Learn the best electric fan for a radiator and type to use for your build. Straight or curved blade, single or dual fan, and more!.

The pros and cons of a welded diff vs open diff, plus what to know before learning how to weld your differential.

Loud when you want it, quiet when you don't! Learn how exhaust cutouts work, manual vs electric models, and which is best for your build.