Sierra / Mallory

Interchanges/Replaces

GLM

• 32530

Mercury Marine

• 27-78068
• 27-99177
• 27-991771
• 27-991772

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-2343	Chrysler/Force/US Marine 12-92721 12-F694186 GLM 32800 Mallory 9-78108 Mercruiser Stern Drive 12-92721 Mercury Marine 12-92721	1	Pinion Nut Washer		N/A
18-3719	Chrysler/Force/US Marine 11-35921 11-826375 11-F694188 GLM 11190 Johnson/Evinrude Outboard 314730 Mallory 9-78103 Mercruiser Stern Drive 11-35921 Mercury Marine 11-35921 11-47411 11-826375 OMC Stern Drive 314730	1	Pinion Nut		N/A

Additional Details:

• O.D.: 1.474" or 37.4mm
• Shaft Size: 1.045" or 26.5mm
• Width: 0.187" or 4.7mm

Interchanges/Replaces

Chrysler/Force/US Marine

• 26-43036

GLM

• 85170

Honda Outboard

• 91254-ZW1-003

Mercury Marine

• 26-43036

Key Features:

• Removes and installs bearings

Additional Details:

• Compatible Outboard Gear Cases: MC-I, R-MR, Alpha One, Alpha One/Gen II, and all Bravo

Interchanges/Replaces

Mercury Marine

• 91-52393

Key Features:

• Removes and installs bearings

Additional Details:

• Compatible Outboard Gear Cases: MC-I, R-MR, Alpha One, Alpha One/Gen II, and all Bravo

Interchanges/Replaces

Mercury Marine

• 91-37311

Key Features:

• Removes and installs bearings

Additional Details:

• Compatible Outboard Gear Cases: MC-I, R-MR, Alpha One, Alpha One/Gen II, and all Bravo

Interchanges/Replaces

Mercury Marine

• 91-37312

Key Features:

• Removes and installs bearings

Additional Details:

• Compatible Outboard Gear Cases: MC-I, R-MR, Alpha One, Alpha One/Gen II, and all Bravo

Interchanges/Replaces

Mercury Marine

• 91-36379

Key Features:

• Removes and installs bearings

Additional Details:

• Compatible Outboard Gear Cases: MC-I, R-MR, Alpha One, Alpha One/Gen II, and all Bravo

Interchanges/Replaces

Mercury Marine

• 91-32336

Key Features:

• Installs the small roller bearing in the gimbal housing of MC-I, R-MR & Alpha One drive units

Interchanges/Replaces

Mercury Marine

• 91-33489

Key Features:

• Removes and installs lower swivel pin needle bearing in gimbal ring on drive units

Interchanges/Replaces

Mallory

• 9-45616

Mercury Marine

• 91-33492
• 91-33492T

Key Features:

• Universal
• Fits most engines 120 Hp and Up

Interchanges/Replaces

Moeller

• 99082-00

Key Features:

• Universal
• Fits most engines up to 115 HP

Interchanges/Replaces

Attwood

• 16208-7

Sea Sense

• 50073750

Shoreline

• SL52207

Valmar

• 52464

Interchanges/Replaces

Johnson/Evinrude Outboard

• 881150K1

Mercruiser Stern Drive

• 881150K1

Additional Details:

• Fits: IA/IB/IC & EZ Shift, MC-I, R, MR & Alpha One

Interchanges/Replaces

Chrysler/Force/US Marine

• 53-29641

Mercruiser Stern Drive

• 18-20233
• 53-29641

Mercury Marine

• 18-20233
• 53-29641

Key Features:

• Comes with 18-0897 gasket and brass plugs

Additional Details:

• Fits: V-6 & V-8 applications 0° (3" O.D. Riser)

Use With:

• 18-0672: Exhaust Elbow Gasket
• 18-0897: Exhaust Elbow Gasket
• 18-2849-1: Exhaust Elbow Gasket
• 18-8529: Exhaust Elbow Mounting Kit
• 18-1953-2: Manifold
• 18-8554: Exhaust Elbow Mounting Kit
• 18-1957-2: Manifold

Interchanges/Replaces

Barr

• MC-20-98502

GLM

• 51192

Mallory

• 9-40554

Mercruiser Stern Drive

• 98502A2

Osco

• 8502

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-0897	Barr MC 20 99208 MC47-27-41813 GLM 30240 Mallory 9-61413 Mercruiser Stern Drive 27-41813 27-860233 27-863724 Osco 8503-GR	1	Exhaust Elbow Gasket		N/A

Additional Details:

• Fits: Most 140hp 3.0L (181 CID)

Use With:

• 18-1901: Manifold
• 18-2875-1: Exhaust Elbow Gasket

Interchanges/Replaces

GLM

• 51340

Mallory

• 9-40611

OMC Stern Drive

• 0740120
• 3850799
• 910380
• 916096
• 987784

Osco

• 188
• 9863T

Volvo Penta

• 3850799

Key Features:

• 3" Outlet

Additional Details:

• For: Crusader GM Small Block V8 305-350cu.in. (Models 220 & 270)
• For: Crusader GM Big Block V8 454cu.in (Models CH350 and 454XL)

Use With:

• 18-1916: Riser
• 18-1925: Manifold
• 18-1926: Manifold
• 18-1927: Riser
• 18-1929: Manifold
• 18-1933: Manifold
• 18-8515: Exhaust Manifold Mounting Kit
• 18-0309-1: Exhaust Elbow Gasket

Interchanges/Replaces

Barr

• CR 20 98068

Crusader

• 98068

Mallory

• 9-40417

Osco

• 8068

Additional Details:

• Material: Plastic

Interchanges/Replaces

GLM

• 10561

Johnson/Evinrude Outboard

• 321886

Key Features:

• Operates with both gasoline and diesel fuel

Additional Details:

• GPH: 43
• PSI Max: 7
• Size: 1/4" NPSF for 3/8" (9.5mm) Hose
• Volts: 24 Only

Additional Details:

• PSI: 8
• GPM: 25

Interchanges/Replaces

Mallory

• 9-35428
• 9-35429

Mercruiser Stern Drive

• 805025A2
• 805656A2
• 805656A5
• 805656A6
• 861155A5
• 861155A6

OMC Stern Drive

• 3850809
• 3850817
• 3854620
• 3857986
• 3858261
• 987454
• 987702

Volvo Penta

• 3850809
• 3854620
• 3857986
• 3858261