Description
SE121 complete 1.36 ratio replacement for Mercruiser Bravo One (1.36 ratio) with side water inlets. OE# 5120136KZ. Does not include install kit or anode kit. Replacement for Mercruiser Bravo 1 lower unit for models 1992 and up with the oil passage. Can be modified to backfit 1988–1991. Has side water intakes only.
