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 ...

The problem: Piston rings may rotate and align in certain Honda cars. If this happens, uncontrolled oil burning may occur inside the engine, causing it to misfire. This may be due to faulty piston ...

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 ...

But when done right, piston rings can create a power advantage by maximizing dynamic engine compression while still maintaining good oil control. This involves both proper selection for the intended ...

Concerns are mounting over Kia’s earlier recall of more than 137,000 Seltos and Soul models, as the NHTSA’s Office of Defects Investigation (ODI) now questions whether the fix is actually working.