Valve Stem Seals GM Series

The valve stem seals are easily and securely fixed in the engine by the valve spring. The seal and valve spring seat are combined into a single component. For valve stem seals, WEIANN / MATTO offers the entire line from single valve stem seals, designed of materials, to integrate valve stem seals.

GM Valve Stem Seals Engine Name : 138 189 3.1 3.8 and more. 

Valve Stem Seals GM 1

Valve Stem Seals GM 1,3.1 and more.