Cummins Valve Cover Gasket, 3939284

replaces: 3939284, 3943303, 3943864

Our complete line of seals and gaskets are produced from Interface materials. These materials are environmentally friendly, free of solvents and asbestos. Our seals and gaskets are made with high technology tools to guarantee an exact dimension and a proper fit, reducing the risk of leakage and increasing operational life.