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*FLYWHEEL_KEY K0/82 50_70CC'S POINTS_TYPE 1/16M (23J)

THIS HALF MOON TYPE WOODRUFF KEY KEEPS THE FLYWHEEL FROM SPINNING ON THE CRANK. FITS 50'S 70'S "82" AND OLDER.

FITS ALL ATC90'S

FITS ATC110 1979 TO 1980 __________________________________________________________

well i guess i learned something today

i learned the ct90 sl90 cl90 st90 s90

have a 4mm wide key that is discontinued ):

oem number 90741-253-000

23J$3.50