Thread: Question on Edelbrock heads
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Old 12-24-2008, 05:49 AM
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Tom Cimino Tom Cimino is offline
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Location: Concord Twp., OH
Cobra Make, Engine: Everett-Morrison 427SC 302 smallblock. 431 stroker in the works, tremec 3550
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Here's the answer I received from Chris Rowe at Edelbrock

Tom,

The valve locations on both heads are different, if you use the 60079 heads then you need to run pistons for a 427ci engine.

Looks like the 427 MR heads won't fit on my 390 block
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