04-18-2008, 09:26 AM
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CC Member
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Join Date: Dec 2003
Location: Lehigh Valley, PA,
PA
Cobra Make, Engine: Look-a-like cobra POS
Posts: 955
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Not Ranked
Quote:
Originally Posted by Ron61
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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Ron,
Pump gas meaning Sunoco Ultra? (93 oct)
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B. Ewing
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