Re: opti-2 for break in
I've used Opti-2 @ 100:1 for break in on two engines and both are running, performing strong. I see no need for a richer oil mix with the Opti for break in. You'll hear differing opinions, I'm simply speaking from my experience.
Age and Treachery Will Always Triumph
Over Youth and Skill & "Charlie Don't Ride"