Mercury 12632A6 Engine Coupler for 3.0

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Mounts On Flywheel.Mercury Quicksilver, Engine Coupler, 12632A 6. 12-3/4" Alpha. Mercruiser 3.0L coupler used with the 12-3/4 inch flywheel.Measure the distance from the center of the driveshaft splines to the center of one of the mounting holes for flywheel size determination. The 12-3/4" couplers will have a radius of 5.19".Product DetailsManufacturer part number: 12632A6 Show more