Newly rebuilt 351W problems

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#16 (permalink)

03-28-2012, 12:31 PM

elmariachi elmariachi is offline

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Join Date: Jul 2008

Location: Driftwood, TX

Cobra Make, Engine: Contemporary Cobra, 427 side oiler

Posts: 1,850

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Quote:

Originally Posted by Texasdoc

Any thoughts on why it runs well when warm but then gets rough when it is hot (after 15 minutes of driving)?

Engine block and intake temperatures can greatly exacerbate carb and fuel issues because of fuel vaporization and expansion. I think bolting on a good old Holley or Barry Grant 650 would tell a lot.

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