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Old 12-02-2021, 10:36 AM   #8
Crankster
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Default Re: 1955 F-100 5.0L timing

Quote:
Originally Posted by craig View Post
Use a timing light, ideally 36 to 38 degrees total (vac & mech) advance is where you need to be.
No, "total timing" is always determined without vacuum advance. Most OHV V8 want 34° to 36°, somewhere in there anyway. On flat ground, cruising out on the highway 50° or even more is typical.
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