Engine Coupler OEM #12632A3

Sierra 18-2195 Engine Coupler Kit With Yoke. Fits 3.0-Liter 4-Cylinder GM (Chevy) Engines 1990-1997 and some 1998 with Alpha Sterndrive. Replaces Mercruiser part # 12632A7. Coupler and new style "yoke" for GM (Chevy) 4-cyl (3.0-Liter) 1990-1997 Engines with with 1-piece rear main seal, 3" crankshaft bolt pattern and 12-3/4" flywheel diameter. (If you have late style "yoke" see part # 18-2321 sold with out yoke). Note: NOT for Mercruiser 4-cylinder 3.7-Liter (Aluminum Block) engines. Includes replacement mounting bolts and washers.