It is the first motor oil proven to unstick piston rings, removing up to 100% of deposits with continuous use.

According to Valovline, Restore & Protect motor oil has been shown to remove piston ring deposits and restore piston ring function.

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 ...

LEXINGTON, Ky., March 11, 2026 /PRNewswire/ -- Valvoline (TM) Global Operations, a worldwide leader in automotive and industrial solutions, today announced an industry-first technological breakthrough ...

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 ...

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 ...