MED 9/32" STEM COMPETITION VALVES

Our 9/32-inch stem race valves are manufactured from 21NS stainless steel forgings and plasma nitrided after manufacture for extra strength and wear characteristics. 9/32-inch is the standard stem diameter.

Available in various sizes and collet arrangements as below.

Valves are priced individually. 

Inlet valve choice: 

• 36mm triple - three-angle seat, wasted stem, triple collet groove, for standard top caps 

• 35.7mm single - three-angle seat, wasted stem, single collet groove, for MED steel top caps

• 37mm single - three-angle seat, wasted stem, single collet groove, for MED steel top caps

Exhaust valve choice: 

• 29.5mm single - three-angle seat, standard stem, single collet groove, for MED steel top caps 

• 29.5mm triple - three-angle seat, standard stem, triple collet groove, for standard top caps  

• 31mm single - three-angle seat, standard stem, single collet groove, for MED steel top caps 

For use on a head fitted with hardened exhaust valve seats, we recommend a maximum valve size of 36x30mm.