Moroso Cooling System Sealant 35500; Ceramic Engine Seal 1 Pint, No Antifreeze
Cooling System Leak Sealant Series:Ceramic Engine Seal. Type Of Sealant:Ceramic. Ceramic Engine Seal; 1 Pint; Do Not Use w/Antifreeze;. Does not work with antifreeze. The best Chemical Sealer you can buy to stop cooling system leaks.