Permatex 29132 MotoSeal 1 Ultimate Gasket Maker Grey, 2.7 oz. Ideal for use on frequently disassembled engines and two and four cycle engines Fully seals within 20 minutes Forms a tough flexible bond that is highly effective on irregular and uneven joint surfaces Withstands temperatures to 350F continuous, 400F intermittent Resists gasoline and other damaging fluids