Want to know how healthy or unhealthy your engine really is? Get yourself a compression tester and find out. Despite how complex many modern vehicles are, you can do many common repair and maintenance ...

With every passing day the Mule provides opportunities beyond our original expectations. Since the 467ci engine belongs to HPP editor Tom DeMauro, it is at our beck and call. This affords HPP the ...

You might talk about it often, but do you really know what compression is all about? Every engine has to make it and those that don't are hurtin' for sure. But, here's the confusing part, for this ...

Common "Old Wives' Tales" and the rigid "60/80 rule" for piston aircraft engine compression checks are often incorrect and can lead to unnecessary cylinder removals, as low readings don't ...

Have you ever noticed when searching the online blogs that there are those subjects in our hobby where everyone has an opinion, and yet they don’t know why their opinion exists? Which oil, which tires ...

People tend to spend, on average, several hours a day sitting on couches, chairs, and car seats, as well as considerable time on mattresses every night. Polyurethane foam plays a major role in ...