GM original pump with gasket for the 1966 model 389 with 4 bbl carby Pontiac engine V8 & other Pontiac engines that DO NOT REQUIRE A FUEL RETURN PIPE line built into the base of the fuel pump.
2 Pipes:
1 pipe from tank to FP
1 pipe from FP to Carby
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2 pipe unit.
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Also Fits Tripower.