CYLINDER HEAD VALVE OD=18.4mm L=64mm Fits Most GY6-50, QMB139, GY6-125, GY6-150 & Honda Copy 50-125cc engines.

These GY6 50-90cc cylinder head valves replace
E-Ton (Eton)# 811607 Eton OD=19 & L=63
E-Ton (Eton)# 813518 Direct Fit
Tomos Nitro 50 # 14721-BE2-A000



Common applications include:
E-Ton 50cc Sport (ESport) (Vin: TCA)
E-Ton Rover 90, UK1-90R (Vin: 9UA)
E-Ton Rover GT UK2 (Vin: 9UB)
E-Ton Viper 70, RX4-70, 2007+ (Vin: 7KA)
E-Ton Viper 70, RXL-70, Silver Series 2007+ (Vin: 7KC)
E-Ton Viper 70M, RX4-70M, 2007+ (Vin: 7KB)
E-Ton Viper 90, RXL-9009 Silver Series 2009+ (Vin: 9KC)
E-Ton Viper 90, RXL-90R09, Silver Series 2009+ (Vin: 9KD)
E-Ton Viper 90R, RX4-90R, 2007+ (Vin: 9KA)
Yamaha Raptor 90 2009-2013