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Old 07-09-2026, 09:49 AM
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Join Date: Feb 2000
Location: NH
Posts: 3,562
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Quote:
Originally Posted by JLMounce View Post
Mine is actually the opposite. I haven't been able to hot-rod this engine enough to make the temperature rise.

It used to be the slower and lower RPM I drove at, the warmer it would run.

I added 50 idle rpm and that seemed to have actually helped a bit.
This seems like a low speed air flow issue, what is the cfm rating for your fan? The Mark VIII is supposedly 4400 cfm.

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1967 Firechicken, 499", Edl heads, 262/[email protected]" duration and 0.627"/0.643 lift SR cam, 3.90 gear, 28" tire, 3550#. [email protected] mph with a 1.45 60'. Still WAY under the rollbar rule.