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NOS GM 1-3031386 Thermal Vacuum Switch (TVS) 1975-1978 General Motors Vehicles:
$47.00
New old stock GM 1-3031386 Thermal Vacuum Switch (TVS), used on 1975–1978 General Motors vehicles, most notably for the Corvette and various Chevrolet, Pontiac, Oldsmobile, and Buick models with V8 engines. Threads into the intake manifold or thermostat housing based on coolant temperature to controlvacuum lines.(Operating range 175 to 185 degrees).Features a 1/2"-14 thread and a 2-port vacuum design with a vent.
