THIS ITEM IS INTENDED FOR USE ON LS ENGINES. It is intended to recirculate the coolant that would otherwise go to the heater core, and is vastly safer than blocking the coolant ports on the passenger side of the pump.
Valley Pan Cover Plate (Knock Sensor Delete) For LS Gen 3 Billet LS1 LS2 LS3 LS7
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Billet Swivel Thermostat Housing 90 degrees For GM LS engines LS1 LS2 LS3 LS7 US
