Overview

K-Seal Permanent Coolant Leak Repair is specially formulated to permanently seal most cracks in the engine block and head. This unique product is guaranteed to mix with all types of glycol based coolant and antifreeze.

K-Seal can also be used to seal holes and cracks in the head gasket, radiator, heater core, freeze plugs, water pump casing and other metal components of the cooling system in both gas and diesel engines.