Sierra / Mallory

Key Features:

• Starboard

Additional Details:

• Fits: MR/Alpha One

Interchanges/Replaces

GLM

• 21870

Mallory

• 9-78115

Mercruiser Stern Drive

• 93423
• 934231
• 934233

Interchanges/Replaces

GLM

• 31150

Mallory

• 9-60037

Mercruiser Stern Drive

• 27-55810
• 27-558101

Additional Details:

• For: MR/Alpha I

Interchanges/Replaces

Chrysler/Force/US Marine

• 10-28668

GLM

• 22440

Mallory

• 9-78127

Mercruiser Stern Drive

• 10-28668

Mercury Marine

• 10-28668

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

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

• 12020

Mallory

• 9-15057
• 9-43301

Mercury Marine

• 46-73640A1
• 46-73640T01

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

Interchanges/Replaces

GLM

• 12360

Mallory

• 9-43307

Mercury Marine

• 46-42579A3
• 46-8M0077147

Additional Details:

• Fits: MR & Alpha One drives (1985-1990)

Interchanges/Replaces

GLM

• 12320

Mallory

• 9-43308

Mercruiser Stern Drive

• 46-44292A3
• 46-44292Q03
• 46-44292T1

Mercury Marine

• 46-44292A3
• 46-44292Q03
• 46-44292T1

Additional Details:

• Fits: 120, 140 & 160 drives w/flush screw in gear hsg.

Interchanges/Replaces

GLM

• 12330

Mallory

• 9-43309

Mercruiser Stern Drive

• 46-48748A1

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-2013	GLM 85040 Mallory 9-76108 Mercruiser Stern Drive 26-16977 26-31507 26-79884 802276 Mercury Marine 26-16977 26-20465 26-31507 26-79884 802276	1	Oil Seal		N/A
18-2014	Chrysler/Force/US Marine 26-F694305 GLM 85070 Mallory 9-76109 Mercruiser Stern Drive 26-33144 26-77634 26-89238 Mercury Marine 26-33144 26-77634 26-89238	1	Oil Seal		N/A

Additional Details:

• For: Mercury 40-50-70

Interchanges/Replaces

GLM

• 31080

Mallory

• 9-60030

Mercury Marine

• 27-32771

Interchanges/Replaces

GLM

• 31040

Mallory

• 9-60036

Mercruiser Stern Drive

• 27-33146
• 27-856704

Mercury Marine

• 27-33146
• 27-85610
• 27-856101

Interchanges/Replaces

GLM

• 31190

Mallory

• 9-60033

Mercury Marine

• 27-19552
• 27-77417

Additional Details:

• O.D.: 0.828"
• Shaft Size: 0.453"
• Width: 0.172"

Interchanges/Replaces

Mercury Marine

• 26-30900
• 26-30900T

Interchanges/Replaces

GLM

• 32730

Mercruiser Stern Drive

• 27-72780
• 27-94914

Interchanges/Replaces

Volvo Penta

• 858467