A car smelling like burning oil is usually caused by oil leaking onto hot engine parts (like the exhaust manifold) or ...

Bill Hedekin's 1967 Corvette should have been a runner. Once a late-1960s-style SCCA B/Production road racer, the car was returned to street duty, still equipped with a vintage 355ci Mouse with fuelie ...

Bar’s Leaks introduces a repair option for vehicles that burn up to one quart of oil per day. New professional-grade Bar’s LeaksValve Seal Oil Consumption Repair restores valve seals that have shrunk, ...

As a vehicle's engine operates, the intake and exhaust valves open and close rapidly while the pistons move up and down in the cylinder. These mechanical actions require a constant supply of hot oil ...

Once upon a time, building an engine that didn't leak required serious attention to detail, teeth gnashing, and plenty of luck! Having a properly sealed engine was a religious experience and, judging ...

Rotary engines (also known as Wankel engines and Wankel rotary engines) are quite different from piston or "reciprocating" engines. One of the distinguishing features is that they don't need valves to ...

We don't mean to be the harbingers of doom, but it's unwise to keep driving if your car's engine has a malfunctioning positive crankcase ventilation (PCV) system, particularly a bad PCV valve.