332-428 Ford FE Engine Forum: Fuel octane rating question

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Fuel octane rating question December 8 2008 at 8:35 AM		(Login steveroehrs) Members


If I were to run an aluminum head race motor with 12 to 1 compression on the street, how much 110 octane race fuel would I have to add to 91 pump premium to eliminate preignition? Steve

Responses

fuel octaine - Roger Gordon on Dec 8, 2008, 8:42 AM

I ran a 12:1 454 incher.... - Tommy-T on Dec 8, 2008, 9:01 AM

Some cool charts here.... - Bob on Dec 8, 2008, 9:26 AM

What are your cam specs? - Jay Brown on Dec 8, 2008, 9:43 AM

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