News

Boosted car breaking up at high RPM? Learn how spark plug gap, heat range, coils, wires, fuel pressure and data logs reveal the real cause of ignition misfire under load.

Your car may feel strong on the first pull and noticeably weaker after sitting, idling or making repeated runs. Learn how summer heat, intake-air temperature, heat soak and timing reduction steal repeatable power, plus what actually helps.

Some bolt-ons are safe to install and enjoy. Others can create lean fueling, knock, misfires or unnecessary risk before the first hard pull. Learn what actually needs tuning—and what usually doesn’t.

Learn how to size fuel injectors for gasoline, E85, boosted engines and high-horsepower builds. This technical guide explains injector flow rate, BSFC, duty cycle, fuel pressure, cc/min versus lb/hr, injector headroom and complete fuel-system support.