Expoxy Steel 4minute Kwik-Set 57g
Designed to replace most tradition felt, cork and rubber gaskets. Provides torque retention, leak control, flexibility, and resist oil, water, other fluids.
It is mainly used for valve covers, water pumps, oil pans, axel covers, thermostats, transmission pans, timing chain covers, intake manifolds (end seals), oil pump flanges, etc.

Resists Temperatures Up to 650F (343C)
Ideally Suited for Intake and Exhaust
Manifolds, Headers, Thermostat Housings, etc
Leak-Proof; Will Not Foul Oxygen Sensors