The test lubricants were AMSOIL Series 3000 Synthetic 5W-30 Heavy Duty Diesel Oil for the engines, AMSOIL Dominator Synthetic 15W-50 Racing Oil for the transmissions and AMSOIL Series 2000 Synthetic 75W-90 Gear Lube (Replaced by AMSOIL Long Life Synthetic Gear Lube SAE 75W-90) for the drive ...
AMSOIL was the first motor oil company in North America to use the NOACK volatility test to measure motor oil quality and performance. Although competing motor oil companies initially paid no attention to NOACK results, the test has since become a critical measurement tool throughout the industry....