Stock Replacement Correct Original Factory Appearance Fits Big Blocks This stock replacement heat riser assembly is manufactured by GM or by one of its authorized suppliers for use as a factory replacement part. You will find the fit and…
Replacement Of Original Helps Fuel Vaporization During Cold Engine Operation Directs Heat To The Base Of The Intake Manifold And Carburetor Increases Cold Engine Performance And Decreases Unburned Hydrocarbons And Carbon Monoxide A…