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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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For helping keep this great
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#44721 04/11/2005 11:23 AM | Joined: Jan 2000 Posts: 1,586 Extreme Gabster | | Extreme Gabster Joined: Jan 2000 Posts: 1,586 | I run 1904 Holleys on several 235's with excellent results.The main jet in those carbs is normally a number 65,same as newer Holley 4bbl jets.Check out the power valve operation,you need base gasket with a notch in it so engine vacuum can reach the power valve signal port. | | |
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