• Brand: Green Bay Prop
• Condition: New
• MPN: GB450031972

Part number 387661. This piston is for many 9.9 & 15 HP Evinrude Johnson outboard motors from 1976-1980.

.030 over sized bore.

Sale is for piston only. Does not include pin or rings.

Cast number on inside of piston is 321547.

This is a new OMC part, not an aftermarket.

OMC 396573 replaces 387661, 391527. These parts are no longer available from the manufacture.

Over 100 Johnson/Evinrude outboards use this piston. Listed below are some of them.

10624G 1976
10624H 1976
10624R 1976
10625G 1976
10625H 1976
10625R 1976
10654G 1976
10654H 1976
10654R 1976
10655G 1976
10655H 1976
10655R 1976
10724A 1977
10725A 1977
10754A 1977
10755A 1977
10824M 1978
10825M 1978
10835M 1978
10854M 1978
10855M 1978
10924B 1979
10925B 1979
10935B 1979
10955B 1979
10E76G 1976
10E76H 1976
10E76R 1976
10E77A 1977
10E78M 1978
10EL76G 1976
10EL76H 1976
10EL76R 1976
10EL77A 1977
10EL78M 1978
10EL79B 1979
10R76G 1976
10R76H 1976
10R76R 1976
10R77A 1977
10R78M 1978
10R79B 1979
10RL76G 1976
10RL76H 1976
10RL76R 1976
10RL77A 1977
10RL78M 1978
10RL79B 1979
10SEL78M 1978
10SEL79B 1979
E15ELCSD 1980
E15RCSD 1980
E15RLCSD 1980
J10ECSE 1980
J10ELCSE 1980).