Engine Coupler for Mercruiser 120, 140, MR, Alpha, Repl: 76850A2

`Engine Coupler for Mercruiser R, MR, Alpha Gen 1

Used on GM engines with 2 Piece Rear Main Seal 

V6 & V6 GM Pre 1986 (Rocker Cover Bolts on Parimeter of Cover)

120, 140, 2.5L & 3.0L Inline 4 Cyl Upto 1989

3 1/2" Crankshaft Bolt Pattern

Does Not Replace Triangular Coupler

Replaces Mercruiser 76850A2

RM93-01446