If you think about it, there are things about your car that just don’t make sense. You’ve been told that more air is a good thing for power, that a cold air intake, more scoops, more vents, etc, are a ...

It really was disappointing. The small-block Chevrolet rebuild went well and after the engine survived the flat tappet camshaft break-in, performance seemed encouraging. But after a couple of hundred ...

QUESTION: I was just informed the coolant leak in my GMC Yukon is due to a leaking intake manifold gasket. Apparently this is a common problem. I was shocked at the price quoted for the repair and am ...

Gaskets. At a glance they seem unimportant, yet without them, fluids would leak from every joint, fuel would spew, and flaming gases would explode from every crevice once the spark plug flashed.

Nearly three decades have passed since a Pontiac V-8 was last installed in a production vehicle, but researchers and hobbyists are gaining new insights to the engine to dispel common misconceptions, ...