Gearheads might be aware of piston skirts, but their exact function isn't always clear to those outside engineering. Here's ...

A piston is anything but a slug. It's asked to withstand the cylinder pressures generated by 200,000,000 power strokes (in its 100,000-mile lifetime), slide in bores with a minimal amount of ...

When Westech Automotive's Norm Brandes inspected J.B. Bracken's 1935 Ford Rat Rod truck (July 2017 print edition), it couldn't do a burnout and ran poorly at idle and under cruise—despite an ...

In case you’ve disassembled your Toyota VVTi engine to replace the piston rings or perform other repairing jobs, you’ll need to put all the parts back together correctly. Follow us: We’ll see here how ...

When you consider the crazy monkey motion of reciprocating internal combustion engines it is remarkable they work as well as they do. You have eight pistons and connecting rods doing a “do-si-do” ...