Tech Articles

Seasoned car guys can often identify cars at first sight. But how many of us can easily ID a vehicle’s rear axle? It’s a handy skill to have for sure — especially […]

There are many factors to consider when purchasing an alternator. Things like amperage, voltage, pulley ratio, and wiring all come into play. We’ve covered some of these topics in this earlier post; however, […]

Carb tuning has been a popular topic for us and our readers. Over the past few years, we’ve done several posts on the topic. The process itself can be a little […]

Everything I read says that the big rectangle ports for LS engines flow better than the cathedral ports. But then I know some pretty quick street cars running cathedral port […]

Before the advent of the trans-brake, racers using automatic transmissions were at the mercy of the foot brakes installed in their respective cars. The stick shift guys had a big advantage, […]

Most people know Jason Line for his on-track accomplishments. But Line and teammate Greg Anderson are hands-on gearheads. Both spend countless hours wrenching on their Pro Stock engines as well as their […]

In our Head Start series, we’re giving you the dos and don’ts of choosing aftermarket cylinder heads. Part One covered the don’ts — the most common mistakes people make when cylinder head shopping. Now we’re […]

I’ve heard that late model engines now run much thinner rings than the older production engines. Are these thinner rings just there to improve fuel mileage or is there a […]

Lateral control is how the rear axle housing is kept in a side-to-side alignment with the chassis as the rear suspension moves through its travel. And it’s more important than […]

Compression equals horsepower. The reason is simple: The more you squeeze the air and fuel mixture in the combustion chamber, the more power you can create. In theory, forcing air and […]