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 ...

Kia America has issued a pretty big and potentially expensive recall. As it happens, a little over 137,000 examples of the Seltos and Soul have been manufactured with iffy piston oil rings that may ...

Kia has issued a recall for certain Seltos and Soul models ranging from the 2021 to 2023 model years. The recall affects 53,635 Seltos and 83,621 Soul vehicles, totaling 137,256, and the problem could ...

Depending on the size and design, engines can be made up of anywhere from between 2,000 and 15,000 individual parts, per Spinny Post. This is important to understand, because some seemingly simpler ...

Regulating heat and pressure inside an engine is necessary for its healthy operation. Piston ring end gaps play a vital role in that, but they can be easily overlooked as a minor measurement. In ...

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 asked what you wanted for piston rings in your engine build, would you know how to answer? Piston rings have the most important job in your engine. We will get arguments on this one because there ...