Low- And High-Compression Fuel Economy Engines: The Techniques Are About The Same, But The Approach To Each Is Somewhat Different. A.Most stock cylinder heads have factory-cut undercuts of the type ...

You might have heard about high compression ratios, but what exactly are they, and what kind of effect do they have on an ...

A.Here you can see locations of sharp-edged material left from factory machining operations. Material removal should be kept to a minimum, since we are dealing with low engine rpm for which enlarged ...

MOTORISTS who are thinking of switching to super unleaded gas instead of premium should stop worrying because their vehicles can make the transition without any hiccups, depending on the engine type.

Engine compression ratios have become a hot topic ...