Valvoline says its testing shows Restore & Protect oil has the ability to free stuck piston rings in addition to removing deposits. This conclusion came after more than 500,000 miles of testing at ...

We may receive a commission on purchases made from links. The engine bay under the hood is one of the dirtiest parts of a daily-driven car. But it's also one of the most neglected places to clean.

Rolls-Royce is to restore production of the Trent XWB-84 engine at its German plant in Dahlewitz in 2026, some six years after the last delivery in June 2020. The company formally opened a Dahlewitz ...

Valvoline Global Operations has announced a breakthrough discovery regarding its Restore & Protect Premium Full Synthetic Motor Oil: It has the ability to free stuck piston rings, which, according to ...