If for some reason you disassembled a Toyota engine just to put it back and hope it will still work, here’s a short tutorial on how to check the piston rings gap tolerance, which will tell you if the ...

A stuck piston ring is bad news for your car and its engine. Here's what it actually means and the processes that you may be ...

You've heard that pistons have rings, but have you ever wondered why there are three? Here's how piston rings work together to keep your engine running.

There's no need to sugarcoat what bad piston rings can do to your engine. Those rather thin cast-iron or steel rings may look small and irrelevant to untrained eyes, but they play a vital part in ...

Editor's Note: This month we dig into the short-block and its major companion parts. Included will be crankshafts, connecting rods, pistons, and rings. Let's begin with the block itself. The Block The ...