UMA Racing produces lightweight Stelite coated stainless steel valves for racing applications. Lighten your valve train and increase maximum engine rotation speeds. Sold in a set of 4 valves for your Yamaha engine.
- Intake Size: 23x4.5x85mm
- Exhaust Size: 20x4.5x85mm
Yamaha YZF-R15/R125/MT-15/MT-125/WR125/Fz150i Vixion
Yamaha T135 Jupiter MX/Crypton X/Spark/Exciter/Sniper/LC135
Yamaha Y15ZR/Jupiter MX King/Spark/Exciter/Sniper T150