Products MercuryDrive Shaft / Propeller Shaft / Shaft Back Drive shaft 45-55796-1 / 55796-1 Item number: 45-55796-1 / 55796-1 Fit on Mercruiser Alpha One Gen II Length: 4-7/16" With Oil Hole You May Also Be Interested In Propeller Shaft 44-66060 / 66060 Drive Shaft 45-881938 / 45-858711 Drive Shaft 45-816472 / 8164272 Washer, Plate 90201-34683