Originally Posted by
Karl
So for example I could build two zetec engines both 300bhp, one would det itself to death at 9.0:1 the other wouldnt. Anyone want to guess why?
Going out on a limb here..
Wouldn't the the engine with the small turbo have excess backpreassure, and cause the exhaust gasses to be pumped back into the chamber on overlap, and then cause hot components and knock itself to death?