Sierra / Mallory

Interchanges/Replaces

OMC Stern Drive

• 3852558
• 911820

Volvo Penta

• 3852558

Additional Details:

• Fits: Alpha One Gen II drives & multiple outboard applications

Interchanges/Replaces

GLM

• 12041
• 12824

Mallory

• 9-78110

Mercruiser Stern Drive

• 816597A1

Interchanges/Replaces

GLM

• 33700

Johnson/Evinrude Outboard

• 327674

Additional Details:

• Diameter Size: 5/8" or 15.9mm
• Length: 13 7/8" or 352.4mm
• Fits: MC-I, R, MR & Alpha One

Interchanges/Replaces

GLM

• 47120

Mallory

• 9-73001

Mercruiser Stern Drive

• 32-32461
• 32-32461A1

Additional Details:

• Diameter Size: 3/4" or 19.1mm
• Length: 13 7/8" or 352.4mm
• Fits: MR, Alpha One & Gen II

Interchanges/Replaces

GLM

• 47110

Mallory

• 9-73002

Mercruiser Stern Drive

• 32-4172533
• 32-8M0062309
• 32-8M0109048

Additional Details:

• Fits: Bravo transom

Interchanges/Replaces

GLM

• 47130

Mallory

• 9-73003

Mercruiser Stern Drive

• 32-43437
• 32-8M0090859

Key Features:

• V-6

Interchanges/Replaces

GLM

• 34370

Johnson/Evinrude Outboard

• 321028

Mallory

• 9-60452

Key Features:

• 6 Cyl.

Interchanges/Replaces

GLM

• 31730

Mercury Marine

• 27-60475
• 27-72142
• 27-721421

Key Features:

• Johnson/Evinrude 25/35HP

Interchanges/Replaces

GLM

• 33560

Johnson/Evinrude Outboard

• 319665

Additional Details:

• For: V-4

Interchanges/Replaces

GLM

• 33530

Johnson/Evinrude Outboard

• 318335

Mallory

• 9-60454

Interchanges/Replaces

GLM

• 33970

Mallory

• 9-60453

OMC Stern Drive

• 915719

Key Features:

• Starboard

Additional Details:

• Fits: MR/Alpha One

Interchanges/Replaces

GLM

• 21870

Mallory

• 9-78115

Mercruiser Stern Drive

• 93423
• 934231
• 934233

Key Features:

• Bi-Directional

Additional Details:

• Fits: GM 4 cyl. & in-line 6 cyl.

Interchanges/Replaces

Mercruiser Stern Drive

• 33957
• 37369
• 46-8M0113733
• 52353
• 65142
• 65142A1
• 814755
• 880817
• 884727
• 884727001
• F2774666
• FI1100785
• FI1101079

Volvo Penta

• 3854017
• 3858340

Key Features:

• Bi-Directional

Additional Details:

• Fits: GM V-6 (s/n 1A063239 & below) & V-8 (305, 350 & 377 CID) engines

Interchanges/Replaces

Crusader

• 20318
• 7142520

Mercruiser Stern Drive

• 17437
• 35341
• 37951
• 46-8M0113734
• 52226
• 54793
• 60658
• 811841
• 850399
• 850399002
• 8503991
• 878341
• FI1100742
• FI1101208
• FI1101292

MES

• WP453ML

OMC Inboard

• 980477

OMC Stern Drive

• 382218
• 3853850
• 980477
• 985429

Pleasurecraft

• RA057018

Volvo Penta

• 3853850
• 835390
• 856364

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-0891	Chris-Craft 16.50-00078 GLM 31380 Mallory 9-60065 Mercruiser Stern Drive 27-34896 27-34897 FI5000077 FI5000078 OMC Inboard 909835 OMC Stern Drive 3852477 909835 Volvo Penta 3852477 835210 Yamaha Sterndrive YSG-37545-87-G0	2	Water Pump Mounting Gasket		N/A

Interchanges/Replaces

Chrysler/Force/US Marine

• 46-812966A3

GLM

• 12352

Mallory

• 9-43330

Mercury Marine

• 46-812966A3
• 46-812966A7
• 46-812966A9

Interchanges/Replaces

GLM

• 12030

Mallory

• 9-43300

Mercury Marine

• 46-77177A1

Interchanges/Replaces

GLM

• 12380

Mallory

• 9-43302

Mercury Marine

• 46-48745A1
• 46-65498A1
• 46-68390A1
• 46-73842A2
• 46-77516A1

Interchanges/Replaces

GLM

• 12370

Mallory

• 9-43304

Mercury Marine

• 46-73804A1
• 46-96146A5

Interchanges/Replaces

GLM

• 12350

Mallory

• 9-43305

Mercury Marine

• 46-73802A2
• 46-78400A1
• 46-96146A2
• 46-96146A6

Mercury Race Outboard

• 46-96146A6

Additional Details:

• Fits: MC-I & R drives w/o flush screw in housing (1970-1984)

Interchanges/Replaces

GLM

• 12310

Mallory

• 9-43306

Mercruiser Stern Drive

• 46-57234A1