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 Drive Shaft 45-42634 / 42634 Drive shaft 45-55796-1 / 55796-1 Piston Ring 290-887-300-R Complete Gasket Kit PWKA-00150-FU