OMC Johnson Evinrude 12.75x21P 12 3/4" Pitch Prop Propeller Cobra 400 V4 389788 Distributor Ignition Parts The research on these is

The research on these is a little tricky

This can be used on the port or starboard side

This May work on many different years and horse powers

This was off an 1992 or 1993 Force / Tracker by Mercury 40hp (Serial Number 0E014450)

OMC Johnson Evinrude 12.75x21P 12 3/4" Pitch Prop Propeller Cobra 400 V4 389788 Distributor Ignition Parts The research on these isPropeller Details Manufacturer: OMC Manufacturer Part Number: 389788 Equivalent Part Number: 011005 MICHIGAN WHEEL Specifics: 12 3 4" x 21P Splines: 13 General Applications (the stuff listed below and possibly others If unsure, please ask): OMC Cobra (1986 1991) & Stringer 400 (1978 1985) Drives 4cyl 2. 3L Ford 4cyl 2. 5L 120hp 4cyl 3. 0L 140hp V4 Outboard (Sea Drive) 1. 6L 1. 8L Other Information Please inspect pictures closely to get a good idea of