Maybe you should tell Kohler to use chem rebuild on their new commands talk about noisy lifters. :lifter:
I sell opti but not alot, Was talked into it by 2 of my distributors... For saws I recommend the Dolmar mix And I have never had a failure on 50-1 due to oil.
The best synthetic oil I have used is Royal Purple its all i run in my 01' 8.1 liter chev. as well as my buddies 2 358 DIRT modifieds
Scott
Scott I try and run a little Jack through my system once in a while ....OOP's wrong thread....
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