Stop button used on many models from the 1 cyl. 4 HP to 50 HP models in the 1975 to 1989 range.

Replacement rubber stop button cover with metal insert used on many 6 to 50 HP models 1961-75. (Spring & contact sold separately.  See part #24-30858A1)

Used on many 30-150 HP inline models from 1958 to current.
(Used to be part# 17-49930A1)

Mercury Stator used on many V-6 models 1976 & newer.