Home › Forum › Ask A Member › Synthetic or not…Oil question of the week › Re: Synthetic or not…Oil question of the week
July 22, 2018 at 5:30 am
#79879
That is a full jeweled powerhead (Roller bearings on the wrist pins) You could run a full synthetic (Amsoil) at 40 to 1 and it will run forever. . . 😎

