Understanding Motor Oil Viscosity

This months tech article featured in the AMSOIL Dealer magazine help you understand why there are different oil viscosities and how higher or lower viscosity oils affect performance. Over the last several years engine oil viscosity required by engine manufactures has...

Difference between 2 stroke and 4 stroke motor oil

AMSOIL TECH TALK What’s the difference between two- and four-stroke oil? Detergency and lubricity are a two-stroke oil’s two most important characteristics. Len Groom | AMSOIL Technical Product Manager – Powersports Most people know that two- and four-stroke...