OMC 986120 984290 Cobra 4.3L 5.0L 5.7L 305 350 V6 V8 Engine Coupler 1986-1993

Move your mouse over image or click to enlarge

Item Details (OMC Cobra 986120 / 0986120 Engine Coupler Assembly)

Fits 4.3L V6 OMC and Volvo Penta engines from 1986-1993
Fits 5.0L V8 305 OMC and Volvo Penta engines from 1986-1988
Fits 5.7L V8 350 OMC and Volvo Penta engines from 1986-1992
(3" Across center-to-center for the bolt holes)
DOES NOT FIT 3.0L GM 4-cyl 140hp engines 1990 & newer WITH 1-piece rear oil seal as it was a slightly different pattern.
Yours should look just like this.
Compatible / Equivalent Part Numbers:
- 3853917 (Not Equivalent if you have a newer balance shaft engine as the 3853917 has a machined recessed lip to match the crankshaft)
- 986120 / 0986120 (1990-1993 Style that has a solid face rear mounting Flange)
- 984290 / 0984290 (1986-1989 Style that has more of a cast mounting flange)
Splines are in very good shape, with some markings around the entry but splines are full along the majority of the length. (See Pictures)
If you are unsure if this will work for you, just ask.
Purchase with confidence!