Supertech High Performance Valve Kit, BMW S65/S85

Supertech Forged Stainless Steel Valves are precision made to exacting specifications and are suitable for both street performance and full Race vehicles.

Supertech valves have been proven to work great in street vehicles for day to day use where engine buildup and byproducts can harm typical "race valves," yet these valves have proven their worth on max performance all out race engines, surviving lap after lap, race after race, and even multiple seasons without being replaced!

Supertech valves feature:

• One piece forged stainless steel design (compared to welded valves which typically fail at weld)
• Triple or Single groove stems to go with your application.
• Stock and Oversize available
• Lightweight engineering: enhances performance and increase valve train component longevity
• Low-friction coated to preserve valve guide bore
• Enhanced resistance to fatigue from heat and high RPM