MerCruiser Propeller Prop Shaft 44-66060 Alpha One R MR Gearcase 1977-1990 75hp 1970-1982 (Pre-Alpha 120-140-165-470-485-898/228/260) - This

1970-1982 (Pre-Alpha 120-140-165-470-485-898/228/260) - This used cap 76098A1

Kit includes (Part Numbers):

37409 Top Flywheel Frame Support

Generally found on most OMC Stringer 3

This unit measures 3

MerCruiser Propeller Prop Shaft 44-66060 Alpha One R MR Gearcase 1977-1990 75hp 1970-1982 (Pre-Alpha 120-140-165-470-485-898/228/260) - ThisItem Details MerCruiser Propeller Shaft 44 66060 used in all R MR Pre Alpha Gen 1 Alpha 1 lower units 1977 1990 In a nutshell Replaces: 44 66060, 44 66060 3, 44 824110, 44 860308 For all #1 & MR ALPHA Units S N 2791957 & above. Also for 165 (6 cyl.) S N 2763442 & above. They used the same lower gearcase with all of the engines so you're particular engine is not applicable so this basically covers (120hp 140hp 4cyl 165hp 6cyl 170hp 305 350 470 2. 5L 3.