Amsoil 20W-50 100% Synthetic V-Twin Motorcycle Oil
 
Resists viscosity breakdown 6X better than Harley-Davidson® SYN3* for improved protection against compensator and transmission gear wear.1
Resists extreme heat to help keep engines clean and efficient.
Reduces wear and deposits for maximum engine compression and power.
Convenience of one lubricant for all three sumps.
 
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1. Based on testing of AMSOIL 20W-50 Synthetic V-Twin Motorcycle Oil and Harley-Davidson Screamin’ Eagle SYN3 purchased on 1/26/24 in the CEC L45-KRL, ASTM D445 test.