Optimol appears to still be around. Back in the day the lore was that you could throw in some straight gas and finish your race without nuking your engine. Because of eutechting? Note I called it lore :) I used it briefly. Somewheres about then marketing speak made the new term ashless...
Oil anecdotes. Had an 81 yz125 whose factory service manual called for 24:1 on Yamalube 2 and 16:1 on Yamalube R. Clearly different oils. Fast forward to the 90's and Optimol at 100:1 was the fad. One weekend I mixed up my gallons to cc math and ran 80 something to 1 and smoked out everyone...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.