Title: Wankel- HowStuffWorks- How Rotary Engines Work
Description: Photographs and animations show how Wankel rotary engines use a four-stroke combustion cycle and how each of the three faces of the rotor is always executing one different part of the cycle.
AMSOIL Extended Life "XL" Synthetic Motor Oils exceed the current performance requirements for gasoline engines and deliver exceptional performance by controlling wear and maximizing fuel economy.