MerCruiser OMC 4cyl 120hp 2.5L 140hp 3.0L 165hp 4.1L 1963-1997 GM Marine Starter Grab Handles From some searching looks like

From some searching looks like the head for an Jet Ski or Jet Mate JS JF JB JL 650 89-95

Propeller Nut 379798 / 0379798

All Standard OMC Cobra "400" & "800" Gearcase Applications 1986-1993 GM 2

Journals are in good shape

Also Found On Mercury & Mariner 2

MerCruiser OMC 4cyl 120hp 2.5L 140hp 3.0L 165hp 4.1L 1963-1997 GM Marine Starter Grab Handles From some searching looks likeItem Details This is a Delco Remy 10MT Starter, which is Mercruiser part number 45120 It also has part number 1107374 On the Casing & Marine Starter Original Paint Which also crosses to: 50 806965A4 50 806965A2 50 99417A2 50 79821A2 50 69863A1 50 59799 This was used on MerCruiser Alpha One OMC Stringer & Cobra 2. 5L 120hp, 3. 0L 140hp, 4cyl & 4. 1L 165hp 6cyl for quite a number of years but virtually all models using the 153 tooth 12 3 4" flywheel