Key, Woodruff 90280-05049-00

Fits 

1987 Yamaha WJ500H GENERATOR
1987 Yamaha WR500H GENERATOR
1988 Yamaha WJ500G GENERATOR
1988 Yamaha WR500G GENERATOR
1989 Yamaha WJ500F GENERATOR
1989 Yamaha WR500F GENERATOR
1990 Yamaha WAVE JAMMER - WJ500D GENTERATOR
1990 Yamaha WAVE RUNNER - WR500D GENERATOR
1991 Yamaha WAVE RUNNER - WR500P GENERATOR
1992 Yamaha WAVE RUNNER - WR500Q GENERATOR
1993 Yamaha WAVE RUNNER - WR500R GENERATOR