Sealability
Pressure MasterTM Seals provide complete and reliable seals without the use of adhesives.

Reusability
The seals are designed for extended life by establishing optimum squeeze on the seal element. The metal inserts around the screw holes control the amount of squeeze on the rubber, preventing over tightening of the seal.

Pressure Master(tm) Valve Cover Seals developed from aerospace technology for high performance and racing engines. Pressure Master Seals, designed and manufactured for Earl's by Parker-Hannifin Corp. offers Aerospace engineered solutionsto automotive sealing problems. This new design developed from aerospace applications offers the solution to a difficult sealing problem. The sealing material is designed for long life by use of high temperature resistant silicone elastomer.