140 Valve Stem Seal (FKM with Metal Case)

The 140 Valve Stem Seal is a critical component for GX35 lawn mower engines, designed to seal the valve guide and control oil consumption. It features a robust bonded design with Fluoroelastomer (FKM) securely molded to a metal case. This construction provides the ultimate oil resistance and high-temperature performance, contributing to extended engine life.

​Key Features:​​

• ​Bonded Construction:​​ FKM rubber firmly bonded to metal case for durability.
• ​High-Performance Material:​​ Fluoroelastomer (FKM), Shore Hardness 75-80, superior oil resistance.
• ​Comprehensive Resilience:​​ Resists high temps, chemicals, and has low compression set.
• ​Reliable & Durable:​​ Engineered for demanding engine environments.