Hello,
I've read on the board that mixing different weights of M1 is no problem, but what about mixing Tri-Syn and Super-Syn? I have a left over quart of 0W30 Tri-Syn that I thinking of using with 10W30 SS this winter.
I've read on the board that mixing different weights of M1 is no problem, but what about mixing Tri-Syn and Super-Syn? I have a left over quart of 0W30 Tri-Syn that I thinking of using with 10W30 SS this winter.