Wheel Hop – Causes, Effects and Cures
Standing starts are hard on a car, and there are a few NASA classes that begin races that way. A standing start is even...
Air Dams, Splitters, Spoilers and Wings – Downforce increases grip, grip decreases lap times,...
Air flows around, under and through your race car, and you can take advantage of it with cheap and simple modifications that have a...
Chassis Tuning With Dampers – A hard look at shock absorbers and their effects...
When the suspension moves, the shock absorber is designed to control movements of the suspension and chassis, working in conjunction with the springs. The...
Tuning Tires – Tracking tire temperatures and tuning your setup accordingly can pay dividends...
Whether you road race, autocross, run in Time Trial or HPDE, your goal is always to extract maximum performance from your car. Driving and...
Octane vs. Horsepower – Separating fact from myth in the debate over which fuel...
So many times I’ve heard different opinions from various experts on which octane fuel makes the most power. According to Spec E30 rules, “Permitted...
Pad Knock-Back – What it is, how it happens — and what to do...
We’ve all seen the driver ahead of us dab the brakes before a big braking zone, but why, you might ask? It’s to remedy...
Bottom’s Up – Rebuilding a BMW M20 short block for your Spec E30
Whether you have a problem with your engine or just want to refresh the one in your Spec E30, having a tight, reliable power...
Rocket Science – Achieving Better Engine Cooling With Proper Aerodynamic Principles
Keeping a C5 Corvette cool on a racetrack in 100-degree heat isn’t easy. Just ask NASA Utah’s George Smith, who had been trying different...
Understanding Performance Fittings – Straight and AN Threads vs. Tapered Thread
If you are confused by the nomenclature of hoses and fittings associated with racecar plumbing, you’re not alone. Fittings are often measured in terms...
Proper Brake Cooling Is Essential for Safety and Lower Lap Times
A photograph of glowing orange brake rotors blazing away through fast-spinning spokes is truly an awesome sight. That is, unless the car in the...
