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1987 chevy truck fuel tank selector valve: q&a for dual gas tanks Tank dual wiring 87 fuel 1987 truck switch valve gm body square tbi operation switching level 1973 Dual tank operation.
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1987 Chevy Truck Fuel Tank Selector Valve: Q&A for Dual Gas Tanks
Dual Tank operation. | GM Square Body - 1973 - 1987 GM Truck Forum