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Old 09-28-2008, 09:53 PM   #4
hotrodxy
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Join Date: Sep 2008
Location: louisburg kansas
Posts: 71
Re: Funky fuel system problems.. starving after 1/2 tank

Quote:
Originally Posted by Jtrux View Post
My first guess, vapor lock. A few things to do, one is put a phenolic spacer between the carb and intake, kinda expensive but works good (around 40 I think). Also insulate the fuel line somehow or route it where it doesn't get near anything really hot. Change fuel filter and don't let it rest on anything keep it suspended from the intake, valve covers etc. etc.
i agree with jtrux. also and this is a long shot but maybe your supply line and return are switched
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1967 LWB 4speed-current project
1970 LWB 3 speed -stolen
1980 Z28 - sold
1968 Barracuda Big block- sold
1969 Firebird 400/400-sold
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