Manual Transmission Fluid & Automatic Transmission Fluid: What’s the Difference?

AMSOIL Products, Synthetic Automatic Transmission Fluid /

AMSOIL Automatic Transmission oil, ATF, and ATL must do the following: They must act as a hydraulic fluid, deliver correct friction requirements, protect gear wear and fight transmission heat. Manual Transmission Oils must- provide smooth shifts, fight wear and protect the brass synchronizers. In 2006, 18% of the vehicles made had manual transmissions. In 2018 […]

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AMSOIL vs. Harley-Davidson Oil: How We Perform

AMSOIL Signature Series, Synthetic Motor Oil, Synthetic Oils /

AMSOIL 20-50 V-TWIN Motorcycle Oil surpassed Harley Davidson SYN3 motorcycle oil 6X better for much superior protection in independent lab tests. Especially loss of viscosity, compensator wear, and transmission wear. With AMSOIL 20-50 there was no “ticking” or “thunking” noise when tested. Harley Engines ran cooler and shifted smoother with Amsoil. This article discusses the

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