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Items Per Page:
33 Results (Viewing 1 - 12 of 33)
O-Ring
Your Price:
$1.99

O-Ring

676-18-7153

Key Features:

  • Package of 5

Additional Details:

  • I.D.: 0.862" or 21.9mm
  • Width: 0.103" or 2.6mm

Interchanges/Replaces

GLM

  • 81180

Mallory

  • 9-76505

Mercruiser Stern Drive

  • 25-25439

Mercury Marine

  • 25-25439

Mercury Race Outboard

  • 25-25439

Mercury Race Sterndrive

  • 25-25439

OMC Stern Drive

  • 3852565
  • 911851

Volvo Penta

  • 3852565
  • 997368
Outdrive Gasket Set (Display Pack)
Your Price:
$7.99

Outdrive Gasket Set (Display Pack)

676-18-2619-1

Additional Details:

  • Fits: R, MR, Alpha One & Gen II drives (s/n 6225577 & Up) (1983 & Up)

Interchanges/Replaces

GLM

  • 39620

Mallory

  • 9-62601
  • 9-62601-25

Mercruiser Stern Drive

  • 27-64818A2
  • 27-64818A3
  • 27-94996
  • 27-949962
  • 27-94996A1
  • 27-94996A2
  • 27-94996Q2

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-2743GLM
  • 31141
Mallory
  • 9-61012
Mercruiser Stern Drive
  • 27-94996
  • 27-949962
  • 27-94996A20
1Outdrive Mounting Gasket N/A
18-2840GLM
  • 31160
Mercruiser Stern Drive
  • 27-35982
1Bell Housing Gasket N/A
18-7117GLM
  • 82150
Johnson/Evinrude Outboard
  • 303360
Mallory
  • 9-76507
Mercruiser Stern Drive
  • 25-35027
Mercury Marine
  • 25-35027
1O-Ring N/A
18-7153GLM
  • 81180
Mallory
  • 9-76505
Mercruiser Stern Drive
  • 25-25439
Mercury Marine
  • 25-25439
Mercury Race Outboard
  • 25-25439
Mercury Race Sterndrive
  • 25-25439
OMC Stern Drive
  • 3852565
  • 911851
Volvo Penta
  • 3852565
  • 997368
2O-Ring
18-7170Chrysler/Force/US Marine
  • 25-33504
GLM
  • 82200
Johnson/Evinrude Outboard
  • 307239
Mallory
  • 9-76502
Mercruiser Stern Drive
  • 25-33504
Mercury Marine
  • 25-33504
OMC Stern Drive
  • 307239
  • 3852071
Volvo Penta
  • 3852071
1O-Ring N/A
Outdrive Gasket Set
Your Price:
$6.99

Outdrive Gasket Set

676-18-2614

Additional Details:

  • Fits: MC-I drives (s/n 6225576 & Below) (1967-1982)

Interchanges/Replaces

GLM

  • 39590

Mallory

  • 9-62602
  • 9-62602-25

Mercruiser Stern Drive

  • 27-45821
  • 27-64818
  • 27-64818A1
  • 27-64818A20
  • 27-64818A4
  • 27-64818Q4
  • 27-64818T4

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-2820Mercruiser Stern Drive
  • 27-45821
  • 27-64818
  • 27-64818A1
  • 27-64818A20
  • 27-64818A4
  • 27-64818Q4
1Outdrive Gasket N/A
18-2840GLM
  • 31160
Mercruiser Stern Drive
  • 27-35982
1Bell Housing Gasket N/A
18-7153GLM
  • 81180
Mallory
  • 9-76505
Mercruiser Stern Drive
  • 25-25439
Mercury Marine
  • 25-25439
Mercury Race Outboard
  • 25-25439
Mercury Race Sterndrive
  • 25-25439
OMC Stern Drive
  • 3852565
  • 911851
Volvo Penta
  • 3852565
  • 997368
2O-Ring N/A
18-7170Chrysler/Force/US Marine
  • 25-33504
GLM
  • 82200
Johnson/Evinrude Outboard
  • 307239
Mallory
  • 9-76502
Mercruiser Stern Drive
  • 25-33504
Mercury Marine
  • 25-33504
OMC Stern Drive
  • 307239
  • 3852071
Volvo Penta
  • 3852071
1O-Ring N/A
Outdrive Gasket Set
Your Price:
$11.99

Outdrive Gasket Set

676-18-2617

Additional Details:

  • Fits: IA/IB/IC & EZ Shift (1964-1966)

Interchanges/Replaces

Mallory

  • 9-62603

Mercruiser Stern Drive

  • 27-35996
  • 27-35996A1

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-2556Mercruiser Stern Drive
  • 27-35996
  • 27-35996A1
1Drive Shaft Housing to Bell Housing Gasket N/A
18-2840GLM
  • 31160
Mercruiser Stern Drive
  • 27-35982
1Bell Housing Gasket N/A
18-7153GLM
  • 81180
Mallory
  • 9-76505
Mercruiser Stern Drive
  • 25-25439
Mercury Marine
  • 25-25439
Mercury Race Outboard
  • 25-25439
Mercury Race Sterndrive
  • 25-25439
OMC Stern Drive
  • 3852565
  • 911851
Volvo Penta
  • 3852565
  • 997368
2O-Ring
18-7170Chrysler/Force/US Marine
  • 25-33504
GLM
  • 82200
Johnson/Evinrude Outboard
  • 307239
Mallory
  • 9-76502
Mercruiser Stern Drive
  • 25-33504
Mercury Marine
  • 25-33504
OMC Stern Drive
  • 307239
  • 3852071
Volvo Penta
  • 3852071
1O-Ring N/A
Outdrive Gasket Set
Your Price:
$5.99

Outdrive Gasket Set

676-18-2615

Additional Details:

  • Fits: Bravo drives

Interchanges/Replaces

GLM

  • 39640

Mallory

  • 9-62604

Mercruiser Stern Drive

  • 16755
  • 16755A1
  • 16755Q1

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-2516GLM
  • 86310
Mallory
  • 9-76503
Mercruiser Stern Drive
  • 16755
  • 16755A1
  • 16755Q1
1Outdrive Seal N/A
18-7105GLM
  • 80180
Johnson/Evinrude Outboard
  • 311338
Mallory
  • 9-76506
Mercruiser Stern Drive
  • 25-62705
  • 25-F748342
Mercury Marine
  • 25-62705
1O-Ring N/A
18-7117GLM
  • 82150
Johnson/Evinrude Outboard
  • 303360
Mallory
  • 9-76507
Mercruiser Stern Drive
  • 25-35027
Mercury Marine
  • 25-35027
1O-Ring N/A
18-7153GLM
  • 81180
Mallory
  • 9-76505
Mercruiser Stern Drive
  • 25-25439
Mercury Marine
  • 25-25439
Mercury Race Outboard
  • 25-25439
Mercury Race Sterndrive
  • 25-25439
OMC Stern Drive
  • 3852565
  • 911851
Volvo Penta
  • 3852565
  • 997368
2O-Ring N/A
18-7168GLM
  • 80120
Johnson/Evinrude Outboard
  • 202893
Mallory
  • 9-76550
Mercruiser Stern Drive
  • 25-21720
  • 25-26834
  • 25-48171
  • 25-801334436
Mercury Marine
  • 25-20587
  • 25-21720
  • 25-26834
  • 25-48171
  • 25-801334436
OMC Stern Drive
  • 202893
  • 3852033
Volvo Penta
  • 3852033
2O-Ring N/A
18-7198Chrysler/Force/US Marine
  • 25-45710
GLM
  • 81270
Honda Outboard
  • 91353-ZW1-003
Mallory
  • 9-76504
Mercruiser Stern Drive
  • 25-45710
  • 25-457101
Mercury Marine
  • 25-45710
  • 25-457101
OMC Stern Drive
  • 308626
1O-Ring N/A
Outdrive Gasket Set
Your Price:
$5.99

Outdrive Gasket Set

676-18-2613

Interchanges/Replaces

GLM

  • 39630

Mallory

  • 9-62605

OMC Stern Drive

  • 508105

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-2918GLM
  • 34730
Mallory
  • 9-62650
OMC Stern Drive
  • 911836
  • 915840
1Outdrive Gasket N/A
18-2996GLM
  • 86300
Mallory
  • 9-76508
OMC Stern Drive
  • 3852560
  • 911823
Volvo Penta
  • 3852560
1Outdrive Seal N/A
18-7153GLM
  • 81180
Mallory
  • 9-76505
Mercruiser Stern Drive
  • 25-25439
Mercury Marine
  • 25-25439
Mercury Race Outboard
  • 25-25439
Mercury Race Sterndrive
  • 25-25439
OMC Stern Drive
  • 3852565
  • 911851
Volvo Penta
  • 3852565
  • 997368
2O-Ring N/A
Outdrive Gasket
Your Price:
$4.99

Outdrive Gasket

676-18-2699

Key Features:

  • For: SX & DP-SM Drives thru 2006

Use With:

Interchanges/Replaces

Mallory

  • 9-62606

Volvo Penta

    List of Containing Parts

    Sierra Item # OE/Competitor # Quantity Description Image Comments
    18-2996GLM
    • 86300
    Mallory
    • 9-76508
    OMC Stern Drive
    • 3852560
    • 911823
    Volvo Penta
    • 3852560
    1Outdrive Seal N/A
    18-7153GLM
    • 81180
    Mallory
    • 9-76505
    Mercruiser Stern Drive
    • 25-25439
    Mercury Marine
    • 25-25439
    Mercury Race Outboard
    • 25-25439
    Mercury Race Sterndrive
    • 25-25439
    OMC Stern Drive
    • 3852565
    • 911851
    Volvo Penta
    • 3852565
    • 997368
    2O-Ring N/A
    Powerhead Gasket Set
    Your Price:
    $190.99

    Powerhead Gasket Set

    676-18-4319

    Interchanges/Replaces

    GLM

    • 39250

    Mallory

    • 9-64201
    • 9-64212

    Mercury Marine

    • 27-11338A85
    • 27-11338A88
    • 27-89221A32
    • 27-89221A84
    • 27-89221A85
    • 27-89221A88

    List of Containing Parts

    Sierra Item # OE/Competitor # Quantity Description Image Comments
    18-0129GLM
    • 30670
    Mallory
    • 9-60062
    Mercury Marine
    • 27-65744
    • 27-657441
    • 27-657442
    • 27-657443
    6Reed Block Gasket N/A
    18-0135GLM
    • 32880
    Mercury Marine
    • 27-78246
    • 27-782461
    1Adapter Cover Gasket N/A
    18-0182GLM
    • 30610
    Johnson/Evinrude Outboard
    • 310058
    Mallory
    • 9-60002
    Mercury Marine
    • 27-62386
    • 27-62386001
    Mercury Race Outboard
    • 27-62386001
    2Thermostat Gasket N/A
    18-0359GLM
    • 30740
    Mercury Marine
    • 27-67275
    • 27-672751
    1Induction Silencer Cover Gasket N/A
    18-0384GLM
    • 32350
    Mercury Marine
    • 27-817533
    • 27-89221
    • 27-892211
    • 27-8M0027781
    3Carburetor Gasket N/A
    18-0858GLM
    • 81430
    Mallory
    • 9-76516
    Mercruiser Stern Drive
    • 25-54029
    Mercury Marine
    • 25-54029
    Mercury Sport Jet
    • 25-54029
    1O-Ring N/A
    18-0860GLM
    • 81520
    Mercruiser Stern Drive
    • 25-62700
    Mercury Marine
    • 25-62700
    Mercury Sport Jet
    • 25-62700
    1O-Ring N/A
    18-0936GLM
    • 31990
    Mallory
    • 9-60057
    Mercury Marine
    • 27-67624
    • 27-78690
    • 27-78690002
    Mercury Sport Jet
    • 27-78690
    • 27-78690002
    2Relief Valve Plate Gasket N/A
    18-0952GLM
    • 32330
    Mercruiser Stern Drive
    • 27-88907003
    Mercury Marine
    • 27-88907
    • 27-88907003
    Mercury Sport Jet
    • 27-88907
    2Relief Valve Plate Gasket N/A
    18-2501GLM
    • 31680
    Mallory
    • 9-60060
    Mercury Marine
    • 27-67738
    • 27-93536
    • 27-935361
    1Reed Block Housing Gasket N/A
    18-2502GLM
    • 32150
    Mercury Marine
    • 27-87396
    • 27-90484
    • 27-904841
    Mercury Race Outboard
    • 27-90484
    • 27-904841
    2Divider Plate Gasket N/A
    18-2503GLM
    • 32530
    Mercury Marine
    • 27-78068
    • 27-99177
    • 27-991771
    • 27-991772
    1Drive Shaft Housing to Exhaust Plate Gasket N/A
    18-2509GLM
    • 31690
    Mercury Marine
    • 27-67751
    3Carburetor Mounting Gasket N/A
    18-2510GLM
    • 32450
    Mercury Marine
    • 27-96761
    • 27-967611
    1Reed Block Housing Gasket N/A
    18-2511GLM
    • 32510
    Mercury Marine
    • 27-67074
    • 27-88727
    • 27-99173
    • 27-99173 2
    • 27-991731
    • 27-991734
    1Drive Shaft Housing to Exhaust Plate Gasket N/A
    18-2513GLM
    • 30890
    Mallory
    • 9-60049
    • 9-60050
    Mercury Marine
    • 27-11338
    • 27-67208
    Mercury Sport Jet
    • 27-11338
    2Crankcase Gasket (Cyl. Block Sealing V-6) N/A
    18-2803GLM
    • 32120
    Mercury Marine
    • 27-90430
    • 27-904301
    3Carburetor Mounting Gasket N/A
    18-2808GLM
    • 32440
    Mercury Marine
    • 27-96278
    Mercury Race Outboard
    • 27-96278
    2Cylinder Cover Gasket N/A
    18-2826GLM
    • 31040
    Mallory
    • 9-60036
    Mercruiser Stern Drive
    • 27-33146
    • 27-856704
    Mercury Marine
    • 27-33146
    • 27-85610
    • 27-856101
    1Water Pump Base Gasket N/A
    18-2914GLM
    • 31010
    Mallory
    • 9-60034
    Mercruiser Stern Drive
    • 27-32433
    • 27-856081
    • 27-8M0090319
    Mercury Marine
    • 27-30603
    • 27-32433
    • 27-85608
    • 27-856081
    • 27-8M0090319
    1Water Pump Gasket N/A
    18-2915GLM
    • 31020
    Mallory
    • 9-60035
    Mercruiser Stern Drive
    • 27-32434
    • 27-856091
    • 27-858524
    Mercury Marine
    • 27-30604
    • 27-32434
    • 27-85609
    • 27-856091
    • 27-858524
    1Water Pump Gasket N/A
    18-2919GLM
    • 31050
    Mallory
    • 9-60031
    Mercruiser Stern Drive
    • 27-426311
    Mercury Marine
    • 27-42631
    • 27-426311
    1Water Pump Gasket N/A
    18-3110GLM
    • 12830
    Mallory
    • 9-43604
    Mercruiser Stern Drive
    • 26-38970
    Mercury Marine
    • 26-29677
    • 26-36557A1
    • 26-38970
    2Water Pump Housing Bushing N/A
    18-3862GLM
    • 35860
    Mallory
    • 9-63853
    Mercury Marine
    • 27-41246
    • 27-41246-1
    • 27-412462
    • 27-41247
    • 27-41247T01
    • 27-96543
    2Head Gasket N/A
    18-7153GLM
    • 81180
    Mallory
    • 9-76505
    Mercruiser Stern Drive
    • 25-25439
    Mercury Marine
    • 25-25439
    Mercury Race Outboard
    • 25-25439
    Mercury Race Sterndrive
    • 25-25439
    OMC Stern Drive
    • 3852565
    • 911851
    Volvo Penta
    • 3852565
    • 997368
    1O-Ring N/A
    18-7157GLM
    • 83410
    Mallory
    • 9-76542
    Mercruiser Stern Drive
    • 25-29976
    Mercury Marine
    • 25-29976
    1O-Ring N/A
    18-7159GLM
    • 83440
    Mallory
    • 9-76544
    Mercr iser Stern Drive
    • 25-31534
    • 25-48451
    Mercury Marine
    • 25-31534
    1O-Ring N/A
    18-7162Chrysler/Force/US Marine
    • 25-33145
    GLM
    • 82260
    Johnson/Evinrude Outboard
    • 302337
    Mallory
    • 9-76547
    Mercruiser Stern Drive
    • 25-32424
    • 25-33145
    Mercury Marine
    • 25-33145
    Mercury Sport Jet
    • 25-33145
    OMC Stern Drive
    • 302337
    • 302377
    • 3852044
    Sears
    • 25-33145
    Volvo Penta
    • 3852044
    1O-Ring N/A
    18-7164GLM
    • 81260
    Johnson/Evinrude Outboard
    • 302537
    Mercruiser Stern Drive
    • 25-33466
    • 25-67675
    • 25-846356
    • 27-898101789
    Mercury Marine
    • 25-33466
    • 25-67675
    • 25-846356
    1O-Ring N/A
    18-7168GLM
    • 80120
    Johnson/Evinrude Outboard
    • 202893
    Mallory
    • 9-76550
    Mercruiser Stern Drive
    • 25-21720
    • 25-26834
    • 25-48171
    • 25-801334436
    Mercury Marine
    • 25-20587
    • 25-21720
    • 25-26834
    • 25-48171
    • 25-801334436
    OMC Stern Drive
    • 202893
    • 3852033
    Volvo Penta
    • 3852033
    4O-Ring N/A
    18-7174Chrysler/Force/US Marine
    • 25-45711
    • 25-F455342
    GLM
    • 81140
    Johnson/Evinrude Outboard
    • 326649
    • 553127
    Mallory
    • 9-76553
    Mercruiser Stern Drive
    • 25-45711
    Mercury Marine
    • 25-45711
    Mercury Sport Jet
    • 25-45711
    OMC Stern Drive
    • 326649
    • 553127
    • 910582
    2O-Ring N/A
    18-7176Chrysler/Force/US Marine
    • 25-90011
    • 25-F74305
    • F694555
    • F74035
    • F74305-1
    GLM
    • 81390
    Mallory
    • 9-76554
    Mercruiser Stern Drive
    • 25-896523
    • 25-90011
    Mercury Marine
    • 25-896523
    • 25-90011
    1O-Ring N/A
    18-7406GLM
    • 80100
    OMC Stern Drive
    • 3852523
    • 911311
    Volvo Penta
    • 3852523
    1O-Ring N/A
    18-7411GLM
    • 81240
    Johnson/Evinrude Outboard
    • 321921
    Mercruiser Stern Drive
    • 25-35480
    • 25-8M2000816
    Mercury Marine
    • 25-35480
    • 25-47386
    1O-Ring N/A
    18-7421GLM
    • 80070
    Mercury Marine
    • 25-16524
    • 25-20415
    2O-Ring N/A
    18-7812GLM
    • 40360
    Mallory
    • 9-37751
    Mercury Marine
    • 66599A2
    • 89031A2
    1Fuel Pump Kit N/A
    18-2506-1Mallory
    • 9-60046
    Mercury Marine
    • 27-99176
    • 27-991762
    • 27-991763
    • 27-991764
    Mercury Race Outboard
    • 27-99176
    1Exhaust Plate Gasket N/A
    18-2508-1GLM
    • 32540
    Mercury Marine
    • 27-96440
    • 27-99776
    • 27-997761
    2Exhaust Plate Gasket N/A
    9-76560Mercury Marine
    • 25-38099
    1O-RING N/A
    18-7817Chrysler/Force/US Marine
    • 21-42990A10
    • 21-42990A7
    • 21-42990A8
    GLM
    • 40290
    Mercury Marine
    • 21-42990A1
    • 21-42990A10
    • 21-42990A11
    • 21-42990A2
    • 21-42990A3
    • 21-42990A4
    • 21-42990A5
    • 21-42990A6
    • 21-42990A7
    • 21-42990A8
    • 21-42990A9
    • 21-857005A1
    Mercury Sport Jet
    • 21-42990A11
    • 21-857005A1
    1Fuel Pump Kit N/A
    NSSMercury Marine
    • 27-672741
    1Gasket, Choke Plate to CarburetorNo ImageN/A
    Overhaul Gasket Set
    Your Price:
    $137.99

    Overhaul Gasket Set

    676-18-4359

    Key Features:

    • Does not Include Head Gaskets

    Interchanges/Replaces

    GLM

    • 39520

    Mallory

    • 9-64204

    Mercury Marine

    • 27-815791A90
    • 27-815791A92
    • 27-815809A90
    • 27-815810A90

    List of Containing Parts

    Sierra Item # OE/Competitor # Quantity Description Image Comments
    18-0135GLM
    • 32880
    Mercury Marine
    • 27-78246
    • 27-782461
    2Adapter Cover Gasket N/A
    18-0182GLM
    • 30610
    Johnson/Evinrude Outboard
    • 310058
    Mallory
    • 9-60002
    Mercury Marine
    • 27-62386
    • 27-62386001
    Mercury Race Outboard
    • 27-62386001
    2Thermostat Gasket N/A
    18-0384GLM
    • 32350
    Mercury Marine
    • 27-817533
    • 27-89221
    • 27-892211
    • 27-8M0027781
    3Carburetor Gasket N/A
    18-0641GLM
    • 37590
    Mercury Marine
    • 27-828292
    Mercury Sport Jet
    • 27-828292
    3Carburetor Mounting Gasket N/A
    18-0642GLM
    • 37560
    Mallory
    • 9-60051
    Mercury Marine
    • 27-19050
    • 27-190502
    • 27-190503
    • 27-190505
    1Divider Plate Gasket N/A
    18-0643GLM
    • 37570
    Mercury Marine
    • 27-183071
    • 27-183076
    1Powerhead Base Gasket N/A
    18-0644GLM
    • 37530
    Mercury Marine
    • 27-146972
    Mercury Sport Jet
    • 27-146972
    1Reed Plate Gasket N/A
    18-0645GLM
    • 37540
    Mallory
    • 9-60056
    Mercury Marine
    • 27-167371
    Mercury Sport Jet
    • 27-167371
    1Adapter Plate Gasket N/A
    18-0646GLM
    • 37550
    Mercury Marine
    • 27-813859
    • 27-883775
    Mercury Sport Jet
    • 27-813859
    • 27-881034
    1Reed Plate Gasket N/A
    18-0838Yamaha Outboard
    • 93210-37M25-00
    1O-Ring N/A
    18-0858GLM
    • 81430
    Mallory
    • 9-76516
    Mercruiser Stern Drive
    • 25-54029
    Mercury Marine
    • 25-54029
    Mercury Sport Jet
    • 25-54029
    1O-Ring N/A
    18-0860GLM
    • 81520
    Mercruiser Stern Drive
    • 25-62700
    Mercury Marine
    • 25-62700
    Mercury Sport Jet
    • 25-62700
    1O-Ring N/A
    18-0936GLM
    • 31990
    Mallory
    • 9-60057
    Mercury Marine
    • 27-67624
    • 27-78690
    • 27-78690002
    Mercury Sport Jet
    • 27-78690
    • 27-78690002
    2Relief Valve Plate Gasket N/A
    18-2509GLM
    • 31690
    Mercury Marine
    • 27-67751
    3Carburetor Mounting Gasket N/A
    18-2511GLM
    • 32510
    Mercury Marine
    • 27-67074
    • 27-88727
    • 27-99173
    • 27-99173 2
    • 27-991731
    • 27-991734
    1Drive Shaft Housing to Exhaust Plate Gasket N/A
    18-2513GLM
    • 30890
    Mallory
    • 9-60049
    • 9-60050
    Mercury Marine
    • 27-11338
    • 27-67208
    Mercury Sport Jet
    • 27-11338
    2Crankcase Gasket (Cyl. Block Sealing V-6) N/A
    18-2914GLM
    • 31010
    Mallory
    • 9-60034
    Mercruiser Stern Drive
    • 27-32433
    • 27-856081
    • 27-8M0090319
    Mercury Marine
    • 27-30603
    • 27-32433
    • 27-85608
    • 27-856081
    • 27-8M0090319
    1Water Pump Gasket N/A
    18-2915GLM
    • 31020
    Mallory
    • 9-60035
    Mercruiser Stern Drive
    • 27-32434
    • 27-856091
    • 27-858524
    Mercury Marine
    • 27-30604
    • 27-32434
    • 27-85609
    • 27-856091
    • 27-858524
    1Water Pump Gasket N/A
    18-2919GLM
    • 31050
    Mallory
    • 9-60031
    Mercruiser Stern Drive
    • 27-426311
    Mercury Marine
    • 27-42631
    • 27-426311
    1Water Pump Gasket N/A
    18-3110GLM
    • 12830
    Mallory
    • 9-43604
    Mercruiser Stern Drive
    • 26-38970
    Mercury Marine
    • 26-29677
    • 26-36557A1
    • 26-38970
    2Water Pump Housing Bushing N/A
    18-7153GLM
    • 81180
    Mallory
    • 9-76505
    Mercruiser Stern Drive
    • 25-25439
    Mercury Marine
    • 25-25439
    Mercury Race Outboard
    • 25-25439
    Mercury Race Sterndrive
    • 25-25439
    OMC Stern Drive
    • 3852565
    • 911851
    Volvo Penta
    • 3852565
    • 997368
    1O-Ring N/A
    18-7157GLM
    • 83410
    Mallory
    • 9-76542
    Mercruiser Stern Drive
    • 25-29976
    Mercury Marine
    • 25-29976
    1O-Ring N/A
    18-7159GLM
    • 83440
    Mallory
    • 9-76544
    Mercruiser Stern Drive
    • 25-31534
    • 25-48451
    Mercury Marine
    • 25-31534
    1O-Ring N/A
    18-7174Chrysler/Force/US Marine
    • 25-45711
    • 25-F455342
    GLM
    • 81140
    Johnson/Evinrude Outboard
    • 326649
    • 553127
    Mallory
    • 9-76553
    Mercruiser Stern Drive
    • 25-45711
    Mercury Marine
    • 25-45711
    Mercury Sport Jet
    • 25-45711
    OMC Stern Drive
    • 326649
    • 553127
    • 910582
    1O-Ring N/A
    18-7176Chrysler/Force/US Marine
    • 25-90011
    • 25-F74305
    • F694555
    • F74035
    • F74305-1
    GLM
    • 81390
    Mallory
    • 9-76554
    Mercruiser Stern Drive
    • 25-896523
    • 25-90011
    Mercury Marine
    • 25-896523
    • 25-90011
    1O-Ring N/A
    18-8305Mercury Marine
    • 26-814754
    • 42838
    • 69668
    • 88726
    Mercury Race Outboard
    • 428381
    • 69668
    Mercury Sport Jet
    • 26-814754
    1Divider Plate Seal N/A
    18-2506-1Mallory
    • 9-60046
    Mercury Marine
  • 27-99176
  • 27-991762
  • 27-991763
  • 27-991764
  • Mercury Race Outboard
    • 27-99176
    1Exhaust Plate Gasket N/A
    18-0970Chrysler/Force/US Marine
    • 27-987691
    GLM
    • 32960
    Mallory
    • 9-60054
    Mercury Marine
    • 27-98769
    • 27-987691
    Mercury Sport Jet
    • 27-987691
    1Fuel Pump Base Gasket N/A
    18-7817Chrysler/Force/US Marine
    • 21-42990A10
    • 21-42990A7
    • 21-42990A8
    GLM
    • 40290
    Mercury Marine
    • 21-42990A1
    • 21-42990A10
    • 21-42990A11
    • 21-42990A2
    • 21-42990A3
    • 21-42990A4
    • 21-42990A5
    • 21-42990A6
    • 21-42990A7
    • 21-42990A8
    • 21-42990A9
    • 21-857005A1
    Mercury Sport Jet
    • 21-42990A11
    • 21-857005A1
    1Fuel Pump Kit N/A
    Powerhead Gasket Set
    Your Price:
    $69.99

    Powerhead Gasket Set

    676-18-4325

    Key Features:

    • Does not include head gasket

    Interchanges/Replaces

    GLM

    • 39337

    Mallory

    • 9-64214

    Mercury Marine

    • 27-85491A87
    • 27-85491A90

    List of Containing Parts

    Sierra Item # OE/Competitor # Quantity Description Image Comments
    18-0103GLM
    • 30990
    Mercury Marine
    • 27-37725
    • 27-72496
    • 27-79650
    • 27-796501
    1Powerhead Base Gasket N/A
    18-0137GLM
    • 31790
    Mercury Marine
    • 27-46111
    • 27-72488
    • 27-85492
    • 27-85492-2
    • 27-854921
    • 27-854924
    1Baffle Plate Gasket N/A
    18-0539GLM
    • 85630
    Mercury Marine
    • 37721
    • 37721001
    1Exhaust Leg Rubber Seal N/A
    18-0870GLM
    • 30060
    Mallory
    • 9-60063
    Mercury Marine
    • 27-27936
    • 27-279361
    2Transfer Port Cover Gasket N/A
    18-0879GLM
    • 31400
    Mallory
    • 9-60042
    Mercury Marine
    • 27-37724
    • 27-38501
    • 27-385011
    1Adapter Plate Gasket N/A
    18-0938GLM
    • 31000
    Mercury Marine
    • 27-797971
    1Water Inlet Gasket N/A
    18-2800GLM
    • 31860
    Mercury Marine
    • 27-26891
    • 27-64659
    • 27-75791
    • 27-757911
    2Carburetor Mounting Gasket N/A
    18-2810GLM
    • 30260
    Mercury Marine
    • 27-43777
    • 27-437771
    • 27-437772
    • 27-96483
    1Block Cover Gasket N/A
    18-2823GLM
    • 31060
    Mallory
    • 9-60039
    Mercruiser Stern Drive
    • 27-32769
    Mercury Marine
    • 27-19553
    • 27-32769
    1Lower Water Pump Gasket N/A
    18-2825GLM
    • 31080
    Mallory
    • 9-60030
    Mercury Marine
    • 27-32771
    1Water Pump Base Gasket N/A
    18-7151GLM
    • 82340
    Mallory
    • 9-76540
    Mercruiser Stern Drive
    • 25-20081
    • 25-39572
    Mercury Marine
    • 25-20081
    • 25-39572
    2O-Ring N/A
    18-7153GLM
    • 81180
    Mallory
    • 9-76505
    Mercruiser Stern Drive
    • 25-25439
    Mercury Marine
    • 25-25439
    Mercury Race Outboard
    • 25-25439
    Mercury Race Sterndrive
    • 25-25439
    OMC Stern Drive
    • 3852565
    • 911851
    Volvo Penta
    • 3852565
    • 997368
    1O-Ring N/A
    18-7161GLM
    • 80420
    Mallory
    • 9-76546
    Mercruiser Stern Drive
    • 25-32546
    Mercury Marine
    • 25-32546
    2O-Ring N/A
    18-2824GLM
    • 31070
    Mallory
    • 9-60029
    Mercury Marine
    • 27-19551
    • 27-32770
    1Upper Water Pump Gasket N/A
    18-2945Chrysler/Force/US Marine
    • 12-19183
    • F50556
    • F8077
    • F8186
    Johnson/Evinrude Outboard
    • 307552
    Mallory
    • 9-60101
    • 9-60102
    Mercruiser Stern Drive
    • 12-19183
    • 12-191832
    • 12-191833
    • 12-19183B
    • 12-20260
    • 12-20260B
    Mercury Marine
    • 12-19183
    • 12-191832
    • 12-191833
    • 12-20260
    1Drain Screw Gasket N/A
    18-7166GLM
    • 80160
    Mercury Marine
    • 25-45254
    1O-Ring N/A
    18-0942GLM
    • 31780
    Mercury Marine
    • 27-46110
    • 27-72486
    • 27-85491
    • 27-85491-2
    • 27-854911
    • 27-854913
    1Baffle Plate Gasket N/A
    18-7115GLM
    • 82240
    Johnson/Evinrude Outboard
    • 302588
    Mercruiser Stern Drive
    • 25-20266
    • 25-26722
    Mercury Marine
    • 25-20266
    • 25-26722
    OMC Stern Drive
    • 302588
    1O-Ring N/A
    18-7817Chrysler/Force/US Marine
    • 21-42990A10
    • 21-42990A7
    • 21-42990A8
    GLM
    • 40290
    Mercury Marine
    • 21-42990A1
    • 21-42990A10
    • 21-42990A11
    • 21-42990A2
    • 21-42990A3
    • 21-42990A4
    • 21-42990A5
    • 21-42990A6
    • 21-42990A7
    • 21-42990A8
    • 21-42990A9
    • 21-857005A1
    Mercury Sport Jet
    • 21-42990A11
    • 21-857005A1
    1Fuel Pump Kit N/A
    NSSMercury Marine
    • 26-38452
    2Seal, RubberNo ImageN/A
    Yoke
    Your Price:
    $149.99

    Yoke

    676-18-2146

    Additional Details:

    • Fits: All #1, R, MR, Alpha I, Alpha I Gen II, Bravo & Blackhawk
    • Fits: Cobra 1986-Up

    Interchanges/Replaces

    GLM

    • 28315

    Mallory

    • 9-72401

    Mercruiser Stern Drive

    • 59830A1
    • 59830A7

    OMC Stern Drive

    • 3850815
    • 912212

    Volvo Penta

    • 3850815

    List of Containing Parts

    Sierra Item # OE/Competitor # Quantity Description Image Comments
    18-7117GLM
    • 82150
    Johnson/Evinrude Outboard
    • 303360
    Mallory
    • 9-76507
    Mercruiser Stern Drive
    • 25-35027
    Mercury Marine
    • 25-35027
    1O-Ring N/A
    18-7153GLM
    • 81180
    Mallory
    • 9-76505
    Mercruiser Stern Drive
    • 25-25439
    Mercury Marine
    • 25-25439
    Mercury Race Outboard
    • 25-25439
    Mercury Race Sterndrive
    • 25-25439
    OMC Stern Drive
    • 3852565
    • 911851
    Volvo Penta
    • 3852565
    • 997368
    2O-Ring
    U-Joint Assembly
    Your Price:
    $570.99

    U-Joint Assembly

    676-18-9218

    Additional Details:

    • For: All #1, R/MR/Alpha Gen II 0K999999 & Below (1971-1997)

    Interchanges/Replaces

    GLM

    • 28050

    Mallory

    • 9-72409

    Mercruiser Stern Drive

    • 59829A1
    • 59830A5
    • 814819A2

    List of Containing Parts

    Sierra Item # OE/Competitor # Quantity Description Image Comments
    18-2128GLM
    • 28100
    Mallory
    • 9-72403
    Mercruiser Stern Drive
    • 39383
    • 393831
    • 39383T
    OMC Stern Drive
    • 3850813
    • 912213
    Volvo Penta
    • 3850813
    1Center Socket N/A
    18-2174GLM
    • 28030
    Mallory
    • 9-72405
    Mercruiser Stern Drive
    • 36312
    • 41431
    • 58749
    • 75832
    • 758321
    • 75832A1
    • 75832A2
    • 75832A3
    • 75832B
    • 75832B1
    • 75832B2
    • 75832B3
    • 75832T
    • 75832T1
    OMC Stern Drive
    • 3850812
    • 915717
    Volvo Penta
    • 3850812
    2U-Joint (Heavy Duty)
    18-2146GLM
    • 28315
    Mallory
    • 9-72401
    Mercruiser Stern Drive
    • 59830A1
    • 59830A7
    OMC Stern Drive
    • 3850815
    • 912212
    Volvo Penta
    • 3850815
    1Yoke N/A
    18-2125GLM
    • 28310
    Mallory
    • 9-72400
    Mercruiser Stern Drive
    • 39384
    • 46020
    • 46020002
    • 460201
    • 46020T
    • 46020T02
    1Yoke N/A
    18-7117GLM
    • 82150
    Johnson/Evinrude Outboard
    • 303360
    Mallory
    • 9-76507
    Mercruiser Stern Drive
    • 25-35027
    Mercury Marine
    • 25-35027
    1O-Ring N/A
    18-7153GLM
    • 81180
    Mallory
    • 9-76505
    Mercruiser Stern Drive
    • 25-25439
    Mercury Marine
    • 25-25439
    Mercury Race Outboard
    • 25-25439
    Mercury Race Sterndrive
    • 25-25439
    OMC Stern Drive
    • 3852565
    • 911851
    Volvo Penta
    • 3852565
    • 997368
    2O-Ring
    33 Results (Viewing 1 - 12 of 33)
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