You've probably heard racers talking about leakdown testing as a method of verifying engine condition. Being a hot rodder, you've probably performed a similar function by using a compression tester to ...

Taking an engine compression test is sort of like checking your car's blood pressure. It's a quick and painless procedure ...

‘It’s a big difference’ — Collins questions whether the FIA test reflects real engine heat.

The InfluEnzo is back! In this episode, I address the issue with my Ferrari 308, which is burning excessive oil and fouling plugs after a few hundred miles. With both heads rebuilt, I conduct a ...