For a variety of reasons, race engines can experience either or both these conditions involving uncontrolled combustion. And, we all know either or both can cause power losses and potentially damaged ...

I recently got asked about what "pinging" is, and what the difference is between pre-ignition and detonation, what causes it, and why it is bad for an engine. Basically, both pre-ignition and ...

A.At the risk of oversimplification, here is the relationship between cylinder pressure conditions and time in a normal combustion process vs. detonation. Note that the rate of pressure rise vs. time ...

Dear Doctor: My 2015 Ford Fusion with the 2.0-liter turbocharged engine is at the local Ford dealership for a new engine, due to a piston breaking from a low speed pre-ignition incident. Luckily, the ...