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Old 05-18-2003, 05:00 PM
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Great Asp Great Asp is offline
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Join Date: Feb 2001
Location: St. Louis, Missouri, MO
Cobra Make, Engine: SPO 2715
Posts: 1,648
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Exclamation 10:5 to 1

Ant,

My 418 is 10:5 to 1, and runs on pump gas. However, to keep away from any "knock knock", I run Klotz octane boost in my tank. 16 oz with 12 gallons and never a knock.

BTW, I have 205 AFR heads

Eric
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