Sierra / Mallory

Additional Details:

• For: 4-Stroke O/B's 25/30/40/45/50 Hp SN 0G760300 & Up

Interchanges/Replaces

Chrysler/Force/US Marine

• 26-821310

Mercury Marine

• 26-821310

Interchanges/Replaces

Chrysler/Force/US Marine

• 27-19701

GLM

• 37470

Mallory

• 9-60027

Mercury Marine

• 27-19701
• 27-197011
• 27-8M0036675
• 27-8M4502052

Key Features:

• For filling lower units on outboards and stern drives
• Tapered/unthreaded hose end

Additional Details:

• Size: 5 Gallon (18.95L)

Use With:

• 18-9600-5: Premium Lower Unit Gear Lube (5 Gallons)(18.95L)
• 18-9620-5: Type "C" Gear Lube (5 Gallon)(18.95L)
• 18-9650-5: Hi-Performance Gear Lube (5 Gallons)(18.95L)

Interchanges/Replaces

Mallory

• 9-81004

Key Features:

• Fits: Cobra 2.3, 3.0, 3.8 & 5.8L (1986-95), V-6, V-4 (1979-Up), 60-75hp 3 cyl. 40/50hp (1989-98)

Additional Details:

• Head Style: Slot Head

Interchanges/Replaces

GLM

• 21731

Johnson/Evinrude Outboard

• 318544

Mallory

• 9-72654

OMC Stern Drive

• 318544
• 912624

Additional Details:

• Thread: M8-1.25

Use With:

• 18-4698: Drain Fill Washer
• 18-46981-9: Drain Fill Washer (Priced Per Pkg of 50)

Interchanges/Replaces

Mallory

• 9-72652

Yamaha Outboard

• 688-45341-00-00
• 688-45341-10-00
• 90340-08M02-00

Key Features:

• .010 Undersize

Interchanges/Replaces

Mercruiser Stern Drive

• 15103A4
• 23-853851
• 74313A4

Key Features:

• .020 Undersize

Interchanges/Replaces

Mercruiser Stern Drive

• 15103A3
• 23-853852
• 74314A3

Additional Details:

• Size: .010

Interchanges/Replaces

Mercruiser Stern Drive

• 23-801803

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

• 91-30366T1

Additional Details:

• Material: CAST IRON
• Fits: 4.3L V-6

Use With:

• 18-1909-1: Riser

Interchanges/Replaces

GLM

• 51480

HGE

• 7656

OMC Stern Drive

• 3852338
• 3857656
• 914899

Volvo Penta

• 3847499
• 3857656

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
NSS	Volvo Penta 21238201	1	Adaptor, Manifold	No Image	N/A
NSS	Volvo Penta 3852538	1	Brass Reducer	No Image	N/A
18-8111	GLM 21887 Mercruiser Stern Drive 22-36382 35167 Mercury Marine 22-36382 Osco 1016004	1	Pipe Plug		N/A
18-7306	Volvo Penta 22274884 853548	1	Hose Clamp		N/A
16-135-0340-18		1	Shields #1350 H. D. Water Hose 3/4" x 18"		N/A

Additional Details:

• Material: CAST IRON
• For: Port & Starboard

Use With:

• 18-2909: Exhaust Manifold Gasket
• 18-1936: Riser
• 18-2909-9: Exhaust Manifold Gasket (Priced Per Pkg of 2)
• 18-2971: Exhaust Manifold Gasket

Interchanges/Replaces

GLM

• 51640

HGE

• 6894

Volvo Penta

• 856894

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-2971-1	Barr VO47-835908 GLM 35080 Mallory 9-65800 Osco 35908 Volvo Penta 835908 856039 857618	1	Exhaust Manifold Gasket		N/A
18-2909	Barr MC47-27-99757 Crusader 97498 GLM 32170 Mallory 9-61421 Mercruiser Stern Drive 27-99757 OMC Stern Drive 3853412 910157 915025 Osco CS-GH Volvo Penta 3853412 856116 Yamaha Sterndrive YSC-12190-00-AC	1	Exhaust Manifold Gasket		N/A

Key Features:

• 1 Piece design

Use With:

• 18-1975-1: Riser With Exhaust Tube
• 18-1204-1: Exhaust Manifold Mounting Gasket

Interchanges/Replaces

Barr

• MC 1 99798

GLM

• 51210

Marine Power

• 600333

Mercruiser Stern Drive

• 860235A04
• 99798A16
• 99798A3
• 99798A9

Osco

• 9798

Key Features:

• Water cooled center discharge manifold to fit the small block GM engine. All years.

Use With:

• 18-1999: Manifold Elbow
• 18-1939: Riser

Interchanges/Replaces

Barr

• CHV-1-83

Additional Details:

• Fits: MCM 3.0L/LX (1990 & newer); Marine Power Engine Model E181S

Interchanges/Replaces

Mercruiser Stern Drive

• 806867A12
• 806867A2
• 806867A3
• 806867A8
• 806867A9
• 816329A3
• 860235A03
• 99798A18

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-0680	GLM 33580 Mallory 9-61428 Mercruiser Stern Drive 27-815528 OMC Stern Drive 3853256 914518 Volvo Penta 3853256	1	Exhaust Manifold Gasket		N/A
18-2833	Barr MC472799777 GLM 31520 Mallory 9-61407 Mercruiser Stern Drive 27-52076 27-99777 27-997771 27-997772 27-99777B2 Osco 52076	1	Exhaust Elbow Gasket		N/A

Key Features:

• Port & Starboard

Additional Details:

• Material: Cast Iron
• Type: Universal center riser manifold
• Fits: Crusader GM 283 & 327 CID Engines thru 1964
• Fits: Crusader GM 305, 307, & 350 CID Engines 1965 and later
• Fits: Chris-Craft 283, 302, 307 & 350 CID Engines
• Fits: Mercruiser GM 283, 305, 307, 350 CID Engines
• Fits: OMC 283, 305, 307 & 350 CID engines 1968-1980
• Fits: Volvo 307 & 350 CID engines
• Fits: Pleasurecraft GM 283, 305, 307 & 350 CID Engines

Use With:

• 18-0604: Exhaust Manifold Gasket Set
• 18-2949: Exhaust Manifold Gasket
• 18-8536: Exhaust Elbow Mounting Kit
• 18-1907: Riser
• 18-1939: Riser
• 18-1949: Manifold Spacer
• 18-1999: Manifold Elbow
• 18-8112: Hose Fitting 90°
• 18-2902-1: Exhaust Manifold Gasket

Interchanges/Replaces

Barr

• CHV-1-83

GLM

• 56230

HGE

• 1-83

Mallory

• 9-40110

Osco

• 994

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-2854-1	Barr 01-0107 GLM 36830 Mallory 9-65501 Osco 992-G	1	Exhaust Elbow Gasket		N/A
18-2949	Barr CHV-47-000 MC 47 27 33395 Crusader 96306 GLM 31100 Mercruiser Stern Drive 27-33395 27-33395B Osco CV-GH Volvo Penta 835966 856034	1	Exhaust Manifold Gasket		N/A

Key Features:

• Port & Starboard

Additional Details:

• Type: Universal Center Riser Manifold
• Fits: Ford 302 and 351 CID Engines

Use With:

• 18-0603: Exhaust Manifold Gasket Set
• 18-8538: Exhaust Manifold Mounting Kit
• 18-1907: Riser
• 18-1939: Riser
• 18-1949: Manifold Spacer
• 18-1999: Manifold Elbow
• 18-4363: Exhaust Elbow Mounting Package
• 18-8112: Hose Fitting 90°
• 18-0183-1: Exhaust Manifold Gasket

Interchanges/Replaces

Barr

• FM-1-83

GLM

• 56250

HGE

• 1-81

Mallory

• 9-40111

Osco

• FL994
• FLCR818

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-2854-1	Barr 01-0107 GLM 36830 Mallory 9-65501 Osco 992-G	1	Exhaust Elbow Gasket		N/A
18-0183-1	Barr FM 47 0000 MC47-27-73866 GLM 33790 Mallory 9-61420 Mercruiser Stern Drive 27-54566 27-73866 OMC Stern Drive 3852455 3853742 908717 916262 Osco FL-GH Pleasurecraft RM0007 Volvo Penta 3852455 3853742	1	Exhaust Manifold Gasket		N/A
18-4258	Crusader 113186 GLM 21892 Mallory 9-41205 Mercruiser Stern Drive 22-33198 22-33198A1 22-41622 22-46754 Osco 1016012	2	Pipe Plug		N/A

Key Features:

• Supplied with mounting package
• Port & Starboard

Additional Details:

• Fits: MCM GM V-6 (229 & 262 cid) engines (1985-2002)

Use With:

• 18-2909: Exhaust Manifold Gasket
• 18-8533: Exhaust Manifold Mounting Kit
• 18-1908: Manifold Riser Spacer
• 18-1908K: Manifold Riser Spacer Kit
• 18-1985: Manifold Spacer
• 18-2849-1: Exhaust Elbow Gasket
• 18-2909-9: Exhaust Manifold Gasket (Priced Per Pkg of 2)
• 18-8554: Exhaust Elbow Mounting Kit
• 18-8555: Exhaust Elbow Mounting Kit
• 18-8556: Exhaust Elbow Mounting Kit
• 18-0672: Exhaust Elbow Gasket
• 18-0897: Exhaust Elbow Gasket
• 18-1970-2: Riser Elbow
• 18-1976-2: Manifold Elbow

Interchanges/Replaces

Barr

• MC-1-99746

GLM

• 51220

HGE

• 9746

Mallory

• 9-40505

Marine Power

• 611447

Mercruiser Stern Drive

• 99746A17
• 99746A3
• 99746A8

Osco

• 9745

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-4224	GLM 13990 Mallory 9-41200 Mercruiser Stern Drive 22-806926A1 22-862210A01	1	Drain Elbow Assembly		N/A
18-2909	Barr MC47-27-99757 Crusader 97498 GLM 32170 Mallory 9-61421 Mercruiser Stern Drive 27-99757 OMC Stern Drive 3853412 910157 915025 Osco CS-GH Volvo Penta 3853412 856116 Yamaha Sterndrive YSC-12190-00-AC	1	Exhaust Manifold Gasket		N/A
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

Key Features:

• Will fit either Port or Starboard
• Ideally suited for freshwater applications

Use With:

• 18-0418: Exhaust Manifold Mounting Gasket
• 18-8532: Exhaust Manifold Mounting Kit
• 18-0672: Exhaust Elbow Gasket
• 18-0897: Exhaust Elbow Gasket
• 18-1908: Manifold Riser Spacer
• 18-1970-2: Riser Elbow
• 18-1974-1: Elbow
• 18-1976-2: Manifold Elbow
• 18-1985: Manifold Spacer
• 18-2849-1: Exhaust Elbow Gasket
• 18-8554: Exhaust Elbow Mounting Kit
• 18-8555: Exhaust Elbow Mounting Kit

Interchanges/Replaces

Barr

• MC-1-89011

GLM

• 51240

HGE

• 9011

Mallory

• 9-40506

Marine Power

• 0991-1000

Mercruiser Stern Drive

• 807078Q07
• 807078T08

Osco

• 9011

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
18-0418	Barr CHVA470000 MC47-27-46820 Crusader 96653 GLM 33760 Mallory 9-61400 Mercruiser Stern Drive 27-46820 OMC Inboard 909613 OMC Stern Drive 3852472 909613 Osco CW-GH Volvo Penta 3852472	1	Exhaust Manifold Mounting Gasket		N/A
18-4224	GLM 13990 Mallory 9-41200 Mercruiser Stern Drive 22-806926A1 22-862210A01	1	Drain Elbow Assembly		N/A

Key Features:

• Supplied with gaskets
• Will fit port and starboard
• Ideally suited for freshwater applications

Additional Details:

• Fits: MCM/MIE GM V-8 (305, 350 & 377 cid) engines (1983-2002)

Use With:

• 18-8520: Exhaust Manifold Mounting Kit
• 18-1908: Manifold Riser Spacer
• 18-1985: Manifold Spacer
• 18-8554: Exhaust Elbow Mounting Kit
• 18-8555: Exhaust Elbow Mounting Kit
• 18-8556: Exhaust Elbow Mounting Kit
• 18-0672: Exhaust Elbow Gasket
• 18-1974-1: Elbow
• 18-0897: Exhaust Elbow Gasket
• 18-2849-1: Exhaust Elbow Gasket
• 18-2949: Exhaust Manifold Gasket
• 18-2949-9: Exhaust Manifold Gasket (Priced Per Pkg of 2)
• 18-1970-2: Riser Elbow
• 18-1976-2: Manifold Elbow

Interchanges/Replaces

Barr

• MC-1-87114

GLM

• 51230

HGE

• 7114

Mallory

• 9-40507

Marine Power

• 0994-100

Mercruiser Stern Drive

• 860246Q11

Osco

• 7114B2

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-4224	GLM 13990 Mallory 9-41200 Mercruiser Stern Drive 22-806926A1 22-862210A01	1	Drain Elbow Assembly		N/A
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
18-2949	Barr CHV-47-000 MC 47 27 33395 Crusader 96306 GLM 31100 Mercruiser Stern Drive 27-33395 27-33395B Osco CV-GH Volvo Penta 835966 856034	1	Exhaust Manifold Gasket		N/A

Key Features:

• Supplied with Mounting Package

Additional Details:

• Material: CAST IRON
• For: Port & Starboard

Use With:

• 18-2949: Exhaust Manifold Gasket
• 18-8511: Exhaust Manifold Mounting Kit
• 18-1935-1: Riser
• 18-2949-9: Exhaust Manifold Gasket (Priced Per Pkg of 2)
• 18-2971: Exhaust Manifold Gasket
• 18-8502: Exhaust Manifold Mounting Kit

Interchanges/Replaces

Barr

• VO-1-835804

GLM

• 51630

HGE

• 5804

Mallory

• 9-40901

Osco

• 5805

Volvo Penta

• 835804
• 856883

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-2949	Barr CHV-47-000 MC 47 27 33395 Crusader 96306 GLM 31100 Mercruiser Stern Drive 27-33395 27-33395B Osco CV-GH Volvo Penta 835966 856034	1	Exhaust Manifold Gasket		N/A
18-2971-1	Barr VO47-835908 GLM 35080 Mallory 9-65800 Osco 35908 Volvo Penta 835908 856039 857618	1	Exhaust Manifold Gasket		N/A