Description

Sierra’s 18-21752-1 Engine Coupler fits OMC 4.3L (1986-1998), 5.0L (1986-1988, 1998), 5.7L (1986-1992, 1994, 1996-1998). It is interchangeable with OMC Stern Drive 3853917, 3858437, 984290, 986120, and Volvo Penta 3853917, 3858437. Each Sierra product meets or exceeds the original equipment part it replaces.
Fits OMC 4.3L (1986-1998), 5.0L (1986-1988, 1998), 5.7L (1986-1992, 1994, 1996-1998)
Interchangeable with OMC Stern Drive 3853917, 3858437, 984290, 986120, and Volvo Penta 3853917, 3858437
17 spline design
Each Sierra product meets or exceeds the original equipment part it replaces