If you’re like many of us, you don’t spend a lot of time thinking about the pistons in your engine. Most of the time you don’t need to, but there are times when burnt, scuffed, or cracked pistons need ...

Ask any serious engine builder what makes a good engine a great one, and the answer likely will be "sealing." While the average guy thinks of sealing as either what kind of valve cover gaskets to use ...

When I first started working for HOT ROD magazine more than 30 years ago, nearly all American domestic production cars used a thick, 5/64-5/64-3/16-inch piston-ring package. The top, usually ...

If internal combustion is a war, then pistons are quite literally on the frontlines. Converting reciprocating energy into rotating force means that the four-stroke process tries to both eject the ...