Mercruiser 4 Cylinder Engine Coupler | Sierra 18-2321 Crusader Marine Parts Regular maintenance prevents costly breakdowns

Regular maintenance prevents costly breakdowns when you are far from the shore

Replaces Johnson/Evinrude 581805 | Replaces Johnson/Evinrude 582125 | Replaces Johnson/Evinrude 582454

Engine Mount Rear Mercruiser | Sierra 18-2193

Holley Carburetor Renew Kit | 37-1541

Gear Lube Hi-Performance Synthetic Blend Quart | Sierra 18-9650-2

Mercruiser 4 Cylinder Engine Coupler | Sierra 18-2321 Crusader Marine Parts Regular maintenance prevents costly breakdownsMercruiser 4 Cylinder Engine Coupler Sierra 18 2321 SIERRA Engine Coupler 18 2321 Engine coupler fits late model Mercruiser GM 4 cylinder engines with triangular style engine coupler. This triangular style engine coupler is for GM 4 cylinder engines with late style, small crankshaft bolt pattern Fits Mercruiser model 3. 0LX engines from 1994 to 1998 with serial number range F000001 L096999 This is the same as the 18 2195 without the yoke shaft