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Here is a sampling of the top questions we are most commonly asked about spark plugs, spark plug gap, heat range, resistor plugs and...

The mass air flow sensor in your 3.5 liter Chevy Malibu also includes the Malibu IAT Sensor. Your Intake Air Temperature sensor is responsible for...

In Part 2 of our How To Tune series, we’ll be focusing on tuning the wide open throttle portion of your fuel map. You may have...

The Honda Civic has been a model of the ages for Honda, and continues to evolve with the new Civic SI. Rumors of a turbocharged Civic are...

Synthetic vs conventional oil affects engine protection, change intervals, and cost. Learn which oil fits a daily driver, tow rig, or performance build.

Manual boost controllers are as old as the technology of turbocharging but every bit as useful as they were in Day 1. What the...

Crankwalk is a term given to excessive play between your crankshaft and thrust bearing, which will put excessive side load or uneven load on...

When it comes to diesel engines, there's a fair bit of misinformation that can confuse you. Although it is still an internal...