Manifolds & Accessories - Mercury

Exhaust Manifold Gasket
Your Price:
$19.99

Exhaust Manifold Gasket

676-18-2830-1

Key Features:

  • Inline 6 cyl.

Additional Details:

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

Use With:

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

Exhaust Manifold Gasket
Your Price:
$13.99

Exhaust Manifold Gasket

676-18-2912-1

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

Exhaust Manifold Gasket
Your Price:
$11.99

Exhaust Manifold Gasket

676-18-0956-1

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

Exhaust Manifold Gasket
Your Price:
$14.99

Exhaust Manifold Gasket

676-18-0680

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

Exhaust Manifold Gasket Set
Your Price:
$20.99

Exhaust Manifold Gasket Set

676-18-4347-1

Additional Details:

  • For: GM 175, 185, 205 (229 & 262 CID)

Interchanges/Replaces

GLM

  • 39870

Mallory

  • 9-61453

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-0897Barr
  • MC 20 99208
  • MC47-27-41813
GLM
  • 30240
Mallory
  • 9-61413
Mercruiser Stern Drive
  • 27-41813
  • 27-860233
  • 27-863724
Osco
  • 8503-GR
2Exhaust Elbow Gasket N/A
18-2909Barr
  • 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
2Exhaust Manifold Gasket N/A

Exhaust Manifold Gasket Set
Your Price:
$21.99

Exhaust Manifold Gasket Set

676-18-4349

Additional Details:

  • For: GM 200, 228, 230, 260, 898 (5.0 & 5.7L)

Interchanges/Replaces

GLM

  • 39880

Mallory

  • 9-61455

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-0897Barr
  • MC 20 99208
  • MC47-27-41813
GLM
  • 30240
Mallory
  • 9-61413
Mercruiser Stern Drive
  • 27-41813
  • 27-860233
  • 27-863724
Osco
  • 8503-GR
2Exhaust Elbow Gasket N/A
18-2949Barr
  • 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
2Exhaust Manifold Gasket

Exhaust Manifold Mounting Kit
Your Price:
$12.99

Exhaust Manifold Mounting Kit

676-18-8512

Additional Details:

  • For: Mercruiser GM 4 cyl. 181 cu. in. (models 120, 140, 2.5L & 3.0L)
  • For: GM Inline 6 cyl.250-292 cu. in. (models 165 & 200)
  • For: Ford Small Block V-8302-350 cu. in. (models 215, 225, 233 255 & 888)
  • For: GM Small Block V-8 305, 350 cu. in. (models 198, 228 & 898)

Use With:

Interchanges/Replaces

Mallory

  • 9-40570

Osco

  • 60252-MK

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-2832-1Barr
  • MC47-27-48043
GLM
  • 31490
Mallory
  • 9-61424
Mercruiser Stern Drive
  • 27-48043
  • 27-480431
Osco
  • 48043
1Manifold End Cap Gasket N/A

Exhaust Manifold Mounting Kit
Your Price:
$18.99

Exhaust Manifold Mounting Kit

676-18-8520

Additional Details:

  • For: Mercruiser GM Small Block V-8 305-350 cu. in. (models 198, 200, 228, 230, 260 & 898)

Use With:

Interchanges/Replaces

Mallory

  • 9-40573

Osco

  • 7214-MK

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-2949Barr
  • 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
1Exhaust Manifold Gasket N/A
NSSMercruiser Stern Drive
  • 10-52143
4ScrewNo ImageN/A

Exhaust Manifold Mounting Kit
Your Price:
$22.99

Exhaust Manifold Mounting Kit

676-18-8532

Additional Details:

  • For: Mercruiser GM Big Block V-8 454 cu. in. (models 330, 340 & 7.4L)

Use With:

Interchanges/Replaces

GLM

  • 33765

Mallory

  • 9-40575

Osco

  • 9011-MK

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-0418Barr
  • 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
1Exhaust Manifold Mounting Gasket N/A
NSSMercruiser Stern Drive
  • 13-35048
10LockwasherNo ImageN/A

Exhaust Manifold Mounting Kit
Your Price:
$21.99

Exhaust Manifold Mounting Kit

676-18-8533

Additional Details:

  • For: Mercruiser GM 229 & 262 cu. in. (models 185 & 205)

Use With:

Interchanges/Replaces

GLM

  • 32175

Mallory

  • 9-40576

Osco

  • 9745-MK

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-2909Barr
  • 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
1Exhaust Manifold Gasket N/A
NSSMercruiser Stern Drive
  • 10-52143
6ScrewNo ImageN/A

Exhaust Tube
Your Price:
$49.99

Exhaust Tube

676-18-2759

Additional Details:

  • Fits: MCM 120 & 140: 160 & 165 (in-line 6 cyl.)

Interchanges/Replaces

GLM

  • 89060

Mallory

  • 9-72807

Mercruiser Stern Drive

  • 53114
  • 53114A1

Manifold
Your Price:
$440.99

Manifold

676-18-1958-1

Key Features:

  • Supplied with mounting package
  • Port Side

Additional Details:

  • Fits: MCM/MIE Ford V-8 engines (1977 & older)

Use With:

Interchanges/Replaces

Barr

  • MC-1-65604

GLM

  • 51250

Mallory

  • 9-40502

Mercruiser Stern Drive

  • 54100A1
  • 54100A5
  • 65604A12
  • 65604A4

Osco

  • 5604

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-4263Chrysler/Force/US Marine
  • 22-328021
  • 22-328022
  • F700633
  • FI5810151
GLM
  • 21893
Mercruiser Stern Drive
  • 22-32802
  • 22-328021
  • 22-328022
  • 22-841908
Mercury Marine
  • 22-30139
  • 22-32802
  • 22-328021
  • 22-328022
1Pipe Plug N/A
18-0183-1Barr
  • 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
1Exhaust Manifold Gasket N/A
18-2832-1Barr
  • MC47-27-48043
GLM
  • 31490
Mallory
  • 9-61424
Mercruiser Stern Drive
  • 27-48043
  • 27-480431
Osco
  • 48043
2Manifold End Cap Gasket N/A
18-2833Barr
  • MC472799777
GLM
  • 31520
Mallory
  • 9-61407
Mercruiser Stern Drive
  • 27-52076
  • 27-99777
  • 27-997771
  • 27-997772
  • 27-99777B2
Osco
  • 52076
1Exhaust Elbow Gasket N/A

Manifold
Your Price:
$258.99

Manifold

676-18-1952-1

Key Features:

  • Supplied with mounting package
  • Port & Starboard

Additional Details:

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

Use With:

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
18-4224GLM
  • 13990
Mallory
  • 9-41200
Mercruiser Stern Drive
  • 22-806926A1
  • 22-862210A01
1Drain Elbow Assembly N/A
18-2909Barr
  • 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
1Exhaust Manifold Gasket N/A
18-0897Barr
  • MC 20 99208
  • MC47-27-41813
GLM
  • 30240
Mallory
  • 9-61413
Mercruiser Stern Drive
  • 27-41813
  • 27-860233
  • 27-863724
Osco
  • 8503-GR
1Exhaust Elbow Gasket N/A

Manifold
Your Price:
$275.99

Manifold

676-18-1957-2

Key Features:

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

Use With:

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
18-0897Barr
  • MC 20 99208
  • MC47-27-41813
GLM
  • 30240
Mallory
  • 9-61413
Mercruiser Stern Drive
  • 27-41813
  • 27-860233
  • 27-863724
Osco
  • 8503-GR
1Exhaust Elbow Gasket N/A
18-0418Barr
  • 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
1Exhaust Manifold Mounting Gasket N/A
18-4224GLM
  • 13990
Mallory
  • 9-41200
Mercruiser Stern Drive
  • 22-806926A1
  • 22-862210A01
1Drain Elbow Assembly N/A

Manifold
Your Price:
$209.99

Manifold

676-18-1953-2

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:

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
18-4224GLM
  • 13990
Mallory
  • 9-41200
Mercruiser Stern Drive
  • 22-806926A1
  • 22-862210A01
1Drain Elbow Assembly N/A
18-0897Barr
  • MC 20 99208
  • MC47-27-41813
GLM
  • 30240
Mallory
  • 9-61413
Mercruiser Stern Drive
  • 27-41813
  • 27-860233
  • 27-863724
Osco
  • 8503-GR
1Exhaust Elbow Gasket N/A
18-2949Barr
  • 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
1Exhaust Manifold Gasket N/A

Manifold End Plate
Your Price:
$65.99

Manifold End Plate

676-18-4009

Use With:

Interchanges/Replaces

Barr

  • 160252

GLM

  • 51010

Mallory

  • 9-40541

Mercruiser Stern Drive

  • 52999
  • 60252
  • 60252A2

Osco

  • 60252

Manifold Riser Spacer
Your Price:
$124.99

Manifold Riser Spacer

676-18-1908

Additional Details:

  • Size: 3"
  • For: Mercruiser GM V6 229 & 262cu.in (Models 185 & 205)
  • For: Mercruiser GM Small block V8 305-350cu.in. (Models 200, 228, 230, 260 & 898)
  • For: Mercruiser GM Big Block V8 454cu,in (Models 330, 340 & 7.4L)

Use With:

Interchanges/Replaces

Barr

  • MC-20-93320A3

Mallory

  • 9-40530

Mercruiser Stern Drive

  • 93320

Osco

  • 3320

Riser w/ Exhaust Tube
Your Price:
$223.99

Riser w/ Exhaust Tube

676-18-1975-1

Additional Details:

  • Fits: Late model Mercruiser 4 cylinder engines
  • Fits: MCM 2.5L & 3.0L/LX (1982 & newer)

Use With:

Interchanges/Replaces

Barr

  • MC-20-12076

GLM

  • 51160

Mallory

  • 9-40555

Marine Power

  • 6000-33A

Mercruiser Stern Drive

  • 12076A1
  • 12076A2
  • 95864A2

Osco

  • 2076

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-2748GLM
  • 89120
Mallory
  • 9-72805
Mercruiser Stern Drive
  • 32-44348
  • 32-44348001
  • 32-44348T
1Exhaust Boot N/A
18-2833Barr
  • MC472799777
GLM
  • 31520
Mallory
  • 9-61407
Mercruiser Stern Drive
  • 27-52076
  • 27-99777
  • 27-997771
  • 27-997772
  • 27-99777B2
Osco
  • 52076
1Exhaust Elbow Gasket N/A
18-710-72-2Mercruiser Stern Drive
  • 54-31765
  • 54-815504372
4Hose Clamp-4-1/16 TO 5 N/A
18-8551GLM
  • 22445
Mallory
  • 9-40585
Osco
  • 2076-MK
1Hardware Kit [Exhaust Elbow Bolts]