Thread: 305 header size ???
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Old 02-20-2020, 06:17 PM   #6
71novastocker
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Default Re: 305 header size ???
Quote:
Originally Posted by Brian Fink View Post
The late great Jere Stahl strongly recommended 1 5|8 on my 305 ; it made real good horsepower .
Just straight 1 5/8" or is that a step header.
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