Gunk TITESEAL M406-12PK Acra-Seal Plastic Ignition Sealer - 6 oz, (Case of 12) Moisture proofs and seals surfaces in home, auto, boat, and shop applications Creates a clear, strong, flexible, and waterproof coating For use on metal, rubber, wood, plastic and paper surfaces Waterproofs and protects motors against drown-outs Does not discolor