Back Home / Chemicals & Paint / Silicones & Gasket Makers / GASKET MAKER-RTV SILICONE NET WT 3 OZ COPPER/HI-TEMP TUBE GASKET MAKER-RTV SILICONE NET WT 3 OZ COPPER/HI-TEMP TUBE SKU: GMCOP Categories: Chemicals & Paint, Silicones & Gasket Makers Copper RTV silicone gasket maker. Instant gasketing material designed for use for late model vehicles with elevated operating temperatures. Low odor. Non-corrosive and manufactured to exceed OEM specifications. Highly flexible and will not leak. Temperature resistant up to 700°s F. Oxygen sensor safe. Use on valve covers, transmission pans, exhaust manifolds/headers, oil pans, thermostat housings and water pumps. 5.3 ounce tube. Case Quantity: 1 Log In For Pricing