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Labor Day Putting down your wrenches or time for
MORE wrenching? 
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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!
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| | | | Joined: May 2019 Posts: 231 'Bolter | | 'Bolter Joined: May 2019 Posts: 231 | Looking at 6v electric fuel pumps. Most say they're rated at 6 psi. Is this too much?
Thanks | | | | | Joined: Oct 2019 Posts: 301 'Bolter | | 'Bolter Joined: Oct 2019 Posts: 301 | i have a regulator on my Beetle to get the pressure down to 2.9 psi as that is where it runs best. It is a Holley manufactured unit. | | | | | Joined: May 2019 Posts: 231 'Bolter | | 'Bolter Joined: May 2019 Posts: 231 | | | | | | Joined: Oct 2021 Posts: 6,684 'Bolter | | 'Bolter Joined: Oct 2021 Posts: 6,684 | Yes, 6psi is way to high.
The factory specs are 2-4 psi . More than that will over power your carburetor's needle valve and flood your engine.
My fuel pressure is 2.5psi at the carburetor.
1950 Chevrolet 3100 (Ol' Roy)
1939 Packard Standard Eight Coupe (The Phantom) | 1956 Cadillac Coupe de Ville (The Bismarck) | 1964 Ford Galaxie 500 coupe |1966 Ford Mustang (Little Red) | 1969 Pontiac GTO (The Dishpit) I 1979 Ford F-100 | 1976 Ford F-150 (Big Red) | 1995 Ford F-150 (Newt)
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