
04-18-2008, 08:03 AM
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Senior Club Cobra Member
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Join Date: Dec 2001
Location: Shasta Lake,
CA
Cobra Make, Engine:
Posts: 26,618
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Not Ranked
If you have aluminum heads you can get by on less octane. With my iron heads I can get by cruising around with about 5 gallons of 110 leaded racing gas to 15 gallons of pump gas. But the hotter it gets here, the more racing gas I have to add to avoid pinging. Also my CR is just 10.5/1.
Ron
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