This kick starter recoil spring used on QMB139 (GY6-50) 49cc engines.
E-Ton (Eton)# 800536 Direct Fit
Tomos Nitro 50 # 28281-BE2-A100
Common applications include:
E-Ton 150cc Beamer R4 (PN2F) (Vin: FBF)
E-Ton 150cc Matrix (PN2I) (Vin: FVD)
E-Ton 150cc Yukon II 150, CXL-150, EXL-150 (Vin: FJB)
E-Ton 50cc Sport (ESport) (Vin: TCA)
E-Ton Viper 150, RXL-150R09, 2009+ (Vin: FJD)
E-Ton Viper 150R, RXL-150R (Vin: FJD)
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)
E-Ton Yukon 150, YXL-150, EXL-150 (Vin: FJA)
Yamaha Raptor 90 2009-2013