Sierra / Mallory

Interchanges/Replaces

Johnson/Evinrude Outboard

• 304314

Interchanges/Replaces

GLM

• 85630

Mercury Marine

• 37721
• 37721001

Interchanges/Replaces

GLM

• 85830

Johnson/Evinrude Outboard

• 320936

Interchanges/Replaces

GLM

• 86210

Johnson/Evinrude Outboard

• 324937

Key Features:

• Dry Joint Style

Additional Details:

• Fits: MCM/MIE GM V-8 (305, 350 & 377 cid) engines with dry joint exhaust (2002 & newer)

Use With:

• 18-1845: Exhaust Elbow
• 18-0720: Riser Gasket (Closed)
• 18-0721: Riser Gasket (Open)
• 18-0722: Riser Gasket (Restricted)
• 18-2949: Exhaust Manifold Gasket

Interchanges/Replaces

Mercruiser Stern Drive

• 864308T01
• 865049T01
• 865735A02

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
18-4224	GLM 13990 Mallory 9-41200 Mercruiser Stern Drive 22-806926A1 22-862210A01	1	Drain Elbow Assembly		N/A
NSS	Mercruiser Stern Drive 10-52143	4	Bolt	No Image	N/A

Interchanges/Replaces

GLM

• 33690

Johnson/Evinrude Outboard

• 324323

Interchanges/Replaces

GLM

• 33680

Johnson/Evinrude Outboard

• 323469

Key Features:

• Inline 6 cyl.

Additional Details:

• Fits: 160, 165 & 200 (6cy.) (1967-1981)

Use With:

• 18-1960-1: Manifold

Interchanges/Replaces

Barr

• MC47-27-46401

GLM

• 31440

Mallory

• 9-61416

Mercruiser Stern Drive

• 27-33121
• 27-46401
• 27-52584
• 879036

OMC Stern Drive

• 907932

Osco

• CY6-GH

Additional Details:

• Fits: MCM 140 (1968-1982)

Interchanges/Replaces

Barr

• MC47-27-53354
• OMC47-908079

GLM

• 31570

Mallory

• 9-61417

Mercruiser Stern Drive

• 27-53354

OMC Stern Drive

• 908079

Additional Details:

• Fits: Ford 460 CID
• Fits: MCM 3.7L engines

Interchanges/Replaces

Chrysler Inboard

• 118-614

GLM

• 33800

Mallory

• 9-61418

Mercruiser Stern Drive

• 27-68715

OMC Stern Drive

• 912405

Additional Details:

• Fits: MCM 3.0L (1998 & Newer) & MCM 3.0LX (1990-1997)

Interchanges/Replaces

GLM

• 33580

Mallory

• 9-61428

Mercruiser Stern Drive

• 27-815528

OMC Stern Drive

• 3853256
• 914518

Volvo Penta

• 3853256

Interchanges/Replaces

Johnson/Evinrude Outboard

• 329833
• 343863

Mallory

• 9-60432

Additional Details:

• Fits: MCM/MIE GM V-8 (283, 305, 350 & 377 cid) engines

Use With:

• 18-1902: Manifold
• 18-1903: Manifold
• 18-1925: Manifold
• 18-1926: Manifold
• 18-1931-1: Manifold
• 18-1951-1: Manifold
• 18-1986-1: Manifold
• 18-1997-1: Manifold
• 18-1950-1: Manifold
• 18-1953-2: Manifold
• 18-8502: Exhaust Manifold Mounting Kit

Interchanges/Replaces

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

Additional Details:

• For: Mercury 15-25 Hp 2 cyl.

Interchanges/Replaces

Mercury Marine

• 27-41475
• 27-41475-8
• 27-414751
• 27-414752
• 27-414753
• 27-414754
• 27-414755
• 27-414756
• 27-414757
• 27-892158
• 27-92331

Interchanges/Replaces

Volvo Penta

• 1378913
• 461092

Interchanges/Replaces

Volvo Penta

• 1266796
• 1378879
• 463225

Additional Details:

• For: Volvo 5.0L, GL, GXI, OSI, and 5.7L, GL, GI, GXI, GIL, GXIL, OSI, OSXI

Use With:

• 18-1997-1: Manifold
• 18-1986-1: Manifold
• 18-1902: Manifold
• 18-1903: Manifold

Interchanges/Replaces

Barr

• CHV470000
• OMC-47-909314

GLM

• 31101

OMC Inboard

• 909314

OMC Stern Drive

• 3852468
• 909314

Osco

• CV-GH

Volvo Penta

• 3852468

Additional Details:

• Fits: MCM/MIE GM V-8 (283, 305, 350 & 377 cid) engines

Use With:

• 18-1931-1: Manifold
• 18-1986-1: Manifold
• 18-1997-1: Manifold
• 18-1902: Manifold
• 18-1903: Manifold
• 18-1904: Manifold
• 18-1914: Manifold
• 18-1925: Manifold
• 18-1926: Manifold
• 18-1950-1: Manifold
• 18-1951-1: Manifold
• 18-1953-2: Manifold

Interchanges/Replaces

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

Key Features:

• GM V-6

Additional Details:

• Used with: 18-1952-1 manifold

Use With:

• 18-1932: Manifold
• 18-1952-1: Manifold

Interchanges/Replaces

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

Interchanges/Replaces

GLM

• 33690

Johnson/Evinrude Outboard

• 324323