Chemicals and Adhesives


Fuel and Oil Additives – Complete Line of Silicone Sealants – Adhesives – Thread Lockers – Cleaner Solvents – Degreasers

Permatex Optimum Grey RTV Silicon Gasket Maker

Permatex Optimum Grey is designed for maximum torque load and vibration resistance; typically used in import vehicles with closer bolt hold spacing. Permatex Optimum Grey gasket maker is the premium option for coolants especially post DEX-COOL. Use Permatex Optimum grey on high vibration and high toque applications such as valve covers, water pump, intake manifold end seals, thermostat housings.