Thread: Some details on my 520 cu. in. FE engine
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Old 07-12-2020, 09:46 AM
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MKS427 MKS427 is offline
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Join Date: Jan 2017
Location: Glendale, AZ
Cobra Make, Engine: FFR MkIV 427
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Nice. Looks like you went all out.
With 11.5:1 compression, can you use pump gas? 91/93 octane, or do you need octane booster?
Mark
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