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Old 11-13-2006, 07:00 PM   #1
Kenneth_CS87
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Behind the seat Gas tank fitting size???

Where can I find information about the fitting size for the inlet and outlet on the stock tank?
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Old 11-13-2006, 08:44 PM   #2
john
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Re: Behind the seat Gas tank fitting size???

The 6cyl trucks have a 5/16 steel line with a inverted flare nut fitting. The v/8 trucks used 3/8 line and fittings. After thirty some years it could have any year tank in it. Mine is v/8 with 5/16 line.
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Old 11-13-2006, 08:58 PM   #3
Green Machine
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Re: Behind the seat Gas tank fitting size???

V8 2 barrel engines got the small line too, V8 4 barrel got the 3/8.
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Old 11-13-2006, 11:22 PM   #4
Longhorn Man
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Re: Behind the seat Gas tank fitting size???

and v-6 GMC trucks had the 3/8
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