Retainer Nut

Replaces: Mercruiser: 807929A1, 807929A2, 821759A2, 821759A3, 821759A4

OEM: 807929A1

Engines: 200 HP (DFI) (3.0L), 200 HP (EFI) (3.0L), 200 HP (Carb) (3.0L), 300 HP (DFI) (3.0L), 300 HP (EFI) (3.0L), 300 HP (Carb) (3.0L)

Replaces: Mercruiser: 46020002, 46020T02; Bombardier: 0508901

Fits all #1/ALPHA Units (S/N 1684188 - OK999999)

Replaces: 11-45812, 11-859124

Use with 18-3198

Replaces: 26-88397

Replaces: Mercruiser: 23-815921A10, 23-815921A21, 23-815921A4-A10, 815921A17, 815921A21

Replaces:

Mercruiser: 10-79953A2, 10-79953Q04, 10-79953Q2, 79953Q04; OMC/Johnson/Evinrude: 307551

Replaces: 774811

Stainless Steel

Replaces: 12-32834

Replaces: 24-30893

1/MC-1/R/MR/Alpha Mercruiser/Gen II lower S/N D469859-F679999 Mercruiser Vazer

Replaces: 12-77674

Used over 18-2349 sleeve

For: Ratios 1.47, 1.62, 1.81 & 1.94.

For: Gen II (1998 & up), (0L 100040 & up) 1/8" Thick

Replaces: Mercruiser: 10-816601, 816601

Replaces:

Mercruiser: 12-92721; OMC/Johnson/Evinrude: 350038

  For: MR/Alpha/Gen II

Replaces: 12-31266

For: #1R/MR (1/16" Thick)

Replaces: 26-16977

Replaces: 13-33734

Replaces: 32-54236

Replaces: Mercruiser: 807929A1, 807929A2, 821759A2, 821759A3, 821759A4

OEM: 807929A1

Engines: 200 HP (DFI) (3.0L), 200 HP (EFI) (3.0L), 200 HP (Carb) (3.0L), 300 HP (DFI) (3.0L), 300 HP (EFI) (3.0L), 300 HP (Carb) (3.0L)

Replaces: Mercruiser: 46020002, 46020T02; Bombardier: 0508901

Fits all #1/ALPHA Units (S/N 1684188 - OK999999)

Replaces: 11-45812, 11-859124

Use with 18-3198

Replaces: 26-88397

Replaces: Mercruiser: 23-815921A10, 23-815921A21, 23-815921A4-A10, 815921A17, 815921A21