Not Ranked
Block #2 gets my vote for your application. Yes, 11:1 will need octane booster. In my opinion 10.5:1 is the limit for pump gas. Anything over that- Plan on using octane booster or racing fuel.
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Mick
(Of The Troops & For The Troops)
Life is not a journey to the grave with the intention of arriving safely in a pretty and well-preserved body; but rather a skid in broadside, thoroughly used up, totally worn out, and loudly proclaiming, "WOW, WHAT A RIDE!"
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