Categories
Departments
Manufacturers

Internal Engine - Gaskets and Matl and Sets

Oil Pan Gasket
Your Price:
$45.99

Oil Pan Gasket

676-18-0405

Additional Details:

  • For: OMC 4.3L
  • For: Mercruiser GM 262 CID Eng. (4.3L)

Interchanges/Replaces

GLM

  • 39840

Mallory

  • 9-61505

Mercruiser Stern Drive

  • 27-14247
  • 27-883964
  • 27-883964T

OMC Stern Drive

  • 3852655
  • 912955

Volvo Penta

  • 3852655
  • 856402
Oil Pan Gasket
Your Price:
$18.99

Oil Pan Gasket

676-18-2926

Interchanges/Replaces

Volvo Penta

  • 1378864
  • 463587
Oil Pan Gasket Set
Your Price:
$80.99

Oil Pan Gasket Set

676-18-4366

Additional Details:

  • Description: Open
  • For: Mercruiser 224 CID (3.7L)

Interchanges/Replaces

GLM

  • 30850

Mercruiser Stern Drive

  • 27-72479
  • 27-72479A5
  • 27-72479T

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
NSSMercruiser Stern Drive
  • 27-72479
1Gasket, Oil PanNo ImageN/A
NSSMercruiser Stern Drive
  • 27-68706
1Gasket, Side CoverNo ImageN/A
18-0685GLM
  • 31820
Mallory
  • 9-61313
Mercruiser Stern Drive
  • 27-73666
1Valve Cover Gasket N/A
Oil Pan Gasket Set
Your Price:
$44.99

Oil Pan Gasket Set

676-18-0153

Key Features:

  • For: OMC 5.7L

Additional Details:

  • Use with: engines having a port mounted dipstick
  • Fits: MCM/MIE 228, 250, 255, 280 & 898/198 (1976-1984)

Interchanges/Replaces

GLM

  • 39230

Mercruiser Stern Drive

  • 27-72627
  • 27-85817A1
  • FI5110032
  • FI5110037

OMC Inboard

  • 458625

OMC Stern Drive

  • 357159
  • 458625
Oil Pan Gasket Set
Your Price:
$33.99

Oil Pan Gasket Set

676-18-0411

Additional Details:

  • For: Mercruiser GM 350 CID (5.7L) Starboard dipstick

Interchanges/Replaces

GLM

  • 39260

Mercruiser Stern Drive

  • 27-90458
  • 27-90458A1
  • FI5000178
  • FI5000183

OMC Stern Drive

  • 357159
Oil Pan Gasket Set
Your Price:
$25.99

Oil Pan Gasket Set

676-18-0348

Additional Details:

  • Fits: MCM/MIE GM V-8 (427, 454, 482, 502 & 540 cid) engines (1969-1992)

Interchanges/Replaces

GLM

  • 39490

Mallory

  • 9-61501

Mercruiser Stern Drive

  • 27-49107
  • 27-52550
  • FI1100229
  • FI5000229
  • FI5000245

OMC Inboard

  • 3931593
Outer Exhaust Plate Gasket
Your Price:
$54.99

Outer Exhaust Plate Gasket

676-18-2610

Additional Details:

  • For: 80 Jet, 100/115/125 Hp 4 cyl outboards

Interchanges/Replaces

GLM

  • 37690

Mercury Marine

  • 27-812775
  • 27-812775-4
  • 27-812775A01
Outer Leaf Plate Gasket (Priced Per Pkg of 2)
Your Price:
$4.99

Outer Leaf Plate Gasket (Priced Per Pkg of 2)

676-18-0122-9

Interchanges/Replaces

GLM

  • 35320

Johnson/Evinrude Outboard

  • 325260

Mallory

  • 9-60444
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
    Overhaul Gasket Set
    Your Price:
    $155.99

    Overhaul Gasket Set

    676-18-4374

    Key Features:

    • For: 140 HP & 3.0L (1973-88)

    Interchanges/Replaces

    GLM

    • 39820

    Mallory

    • 9-61100

    List of Containing Parts

    Sierra Item # OE/Competitor # Quantity Description Image Comments
    18-2946Chris-Craft
    • 16.50-00204
    GLM
    • 36150
    Mallory
    • 9-63700
    Mercruiser Stern Drive
    • 27-52364
    • 27-810841
    • FI5000204
    OMC Stern Drive
    • 0914812
    • 3853336
    • 908611
    • 913274
    Volvo Penta
    • 3853336
    • 908611
    		1Head Gasket N/A
    18-0347GLM
    • 32210
    Mallory
    • 9-61317
    Mercruiser Stern Drive
    • 27-34041
    • 27-52145
    • 27-806452
    • 27-851040
    OMC Stern Drive
    • 3852693
    • 912981
    • 913277
    Volvo Penta
    • 3852693
    		1Valve Cover Gasket N/A
    18-2875-1Barr
    • OMC47908013
    GLM
    • 33770
    Mallory
    • 9-65100
    OMC Stern Drive
    • 3850495
    • 908013
    Osco
    • 0188-G
    Volvo Penta
    • 3850495
    		1Exhaust Elbow Gasket N/A
    18-0889Chris-Craft
    • 16.50-00074
    GLM
    • 31360
    Mallory
    • 9-61041
    Mercruiser Stern Drive
    • 27-34213
    • 27-56883
    • FI5000074
    OMC Stern Drive
    • 311064
    • 3852095
    Pleasurecraft
    • 3705042
    Volvo Penta
    • 3852095
    Yamaha Sterndrive
    • YSG-10114-14-1G
    		1Fuel Pump Gasket N/A
    18-2861-1Barr
    • OMC47311121
    GLM
    • 33330
    OMC Stern Drive
    • 311121
    		3Manifold End Cap Gasket
    18-0327GLM
    • 31350
    Mallory
    • 9-60067
    Mercruiser Stern Drive
    • 27-33956
    • 27-810848
    • 27-879150138
    • FI5000200
    • FI5000219
    OMC Stern Drive
    • 311851
    • 3853342
    • 914819
    Volvo Penta
    • 3853342
    		1Water Pump Gasket N/A
    18-0164GLM
    • 31340
    Mallory
    • 9-60074
    Mercruiser Stern Drive
    • 27-8146801
    OMC Stern Drive
    • 311069
    • 3789161
    • 3852096
    Volvo Penta
    • 3852096
    Yamaha Sterndrive
    • GM 3789161
    • YSC-13080-00-0C
    		1Thermostat Housing Gasket N/A
    18-1204-1Barr
    • MC472796429
    GLM
    • 33570
    Mallory
    • 9-61419
    Mercruiser Stern Drive
    • 27-96429
    OMC Stern Drive
    • 912164
    Osco
    • MO4-GH
    		1Exhaust Manifold Mounting Gasket N/A
    18-0114-1Barr
    • OMC47907761
    GLM
    • 32580
    OMC Stern Drive
    • 907761
    		1Manifold End Gasket N/A
    18-2912-1Barr
    • MC47-27-53354
    • OMC47-908079
    GLM
    • 31570
    Mallory
    • 9-61417
    Mercruiser Stern Drive
    • 27-53354
    OMC Stern Drive
    • 908079
    		1Exhaust Manifold Gasket N/A
    18-0937Barr
    • OMC47315055
    GLM
    • 34700
    OMC Stern Drive
    • 315055
    		1Carburetor Mounting Gasket N/A
    18-2858Barr
    • OMC47314809
    GLM
    • 33440
    Mallory
    • 9-60016
    OMC Stern Drive
    • 314809
    • 3852127
    Volvo Penta
    • 3852127
    		1Thermostat Gasket N/A
    18-0887GLM
    • 30360
    Mallory
    • 9-61602
    Mercruiser Stern Drive
    • 27-34216
    • 27-49953
    • FI5000201
    OMC Stern Drive
    • 3852691
    • 912988
    • 913275
    Volvo Penta
    • 3852691
    Yamaha Sterndrive
    • YSG-14096-15-6G
    		1Timing Cover Gasket N/A
    NSSOMC Stern Drive
    • 913278
    		1Gasket, Oil PanNo ImageN/A
    NSSOMC Stern Drive
    • 912958
    • 3852658
    		1Gasket, Pump CoverNo ImageN/A
    Overhaul Gasket Set
    Your Price:
    $412.99

    Overhaul Gasket Set

    676-18-4387

    Additional Details:

    • For: GM 454 (7.4L) CID Eng
    • Production Models: oval port

    Interchanges/Replaces

    GLM

    • 39020

    Mallory

    • 9-61102

    Mercruiser Stern Drive

    • 27-801853

    List of Containing Parts

    Sierra Item # OE/Competitor # Quantity Description Image Comments
    18-3877Chris-Craft
    • 16.50-00259
    Crusader
    • 30266
    GLM
    • 36110
    Mallory
    • 9-63701
    Mercruiser Stern Drive
    • 27-13218
    • 27-13687
    • 27-19315
    • 27-49104
    • 27-61224
    • 27-8M0049045
    • 27-97529
    OMC Stern Drive
    • 914849
    		2Head Gasket
    18-0464GLM
    • 30350
    Mallory
    • 9-61302
    Mercruiser Stern Drive
    • 27-49121
    • 27-91831
    OMC Stern Drive
    • 912768
    		2Valve Cover Gasket
    18-2917GLM
    • 31560
    GM
    • 3701777
    Mallory
    • 9-60007
    • 9-60007-10
    Mercruiser Stern Drive
    • 27-33179
    • 27-53045
    • 27-530451
    • 27-53045B1
    • F10077105
    • FI1101276
    • FI1101291
    • FI5000096
    OMC Inboard
    • 3701777
    OMC Stern Drive
    • 3701777
    		1Thermostat Gasket N/A
    18-2844Barr
    • MC472748818
    GLM
    • 31510
    Mallory
    • 9-60010
    Mercruiser Stern Drive
    • 27-48818
    • 27-488181
    • 27-48818Q01
    		1Thermostat Gasket N/A
    18-0348GLM
    • 39490
    Mallory
    • 9-61501
    Mercruiser Stern Drive
    • 27-49107
    • 27-52550
    • FI1100229
    • FI5000229
    • FI5000245
    OMC Inboard
    • 3931593
    		1Oil Pan Gasket Set N/A
    18-0980GLM
    • 30440
    Mercruiser Stern Drive
    • 27-49109
    • 27-54529
    • FI1100990
    • FI110990
    OMC Inboard
    • 3935449
    OMC Stern Drive
    • 3935449
    		1Timing Cover Gasket N/A
    18-0903GLM
    • 31770
    Mallory
    • 9-60066
    Mercruiser Stern Drive
    • 27-49110
    • FI1101000
    OMC Stern Drive
    • 3853361
    • 914874
    Volvo Penta
    • 3853361
    • 856610
    Yamaha Sterndrive
    • YSG-38600-39-G0
    		2Water Pump Gasket
    18-0885-1Barr
    • MC472748042
    GLM
    • 31480
    Mercruiser Stern Drive
    • 27-48042
    		4Exhaust Elbow Gasket
    18-2832-1Barr
    • MC47-27-48043
    GLM
    • 31490
    Mallory
    • 9-61424
    Mercruiser Stern Drive
    • 27-48043
    • 27-480431
    Osco
    • 48043
    		4Manifold End Cap Gasket
    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
    		2Exhaust Manifold Mounting Gasket
    18-4022Mallory
    • 9-61652
    Mercruiser Stern Drive
    • 26-49131
    • 26-67863
    • 26-75982
    • 26-75988
    • F3866612
    • FI1100968
    • FI1101117
    		16Valve Stem Seal
    18-2848GLM
    • 30380
    Mallory
    • 9-61004
    Mercruiser Stern Drive
    • 27-52457
    • 27-524571
    • 27-524572
    		2Carburetor Base Gasket
    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
    18-2849-1Barr
    • MC 47 27 87105
    GLM
    • 32080
    Mallory
    • 9-61414
    Mercruiser Stern Drive
    • 27-818832
    • 27-860232
    • 27-863726
    • 27-87105
    • 27-871051
    Osco
    • 8503-GO
    		4Exhaust Elbow Gasket
    18-2554GLM
    • 31630
    Mallory
    • 9-60006
    Mercruiser Stern Drive
    • 27-41812
    • 27-41812B
    • 27-41812Q
    • 27-90556
    Osco
    • 41812
    		2Thermostat Cover Gasket
    Overhaul Gasket Set
    Your Price:
    $184.99

    Overhaul Gasket Set

    676-18-4383

    Additional Details:

    • For: GM 153 (2.5L) CID Eng; s/n 2324347 & Up

    Use With:

    Interchanges/Replaces

    GLM

    • 39050

    Mallory

    • 9-61103

    List of Containing Parts

    Sierra Item # OE/Competitor # Quantity Description Image Comments
    18-3880GLM
    • 36130
    Mallory
    • 9-63704
    Mercruiser Stern Drive
    • 27-34273
    • 27-342731
    OMC Stern Drive
    • 311210
    		1Head Gasket N/A
    18-0347GLM
    • 32210
    Mallory
    • 9-61317
    Mercruiser Stern Drive
    • 27-34041
    • 27-52145
    • 27-806452
    • 27-851040
    OMC Stern Drive
    • 3852693
    • 912981
    • 913277
    Volvo Penta
    • 3852693
    		1Valve Cover Gasket N/A
    18-0327GLM
    • 31350
    Mallory
    • 9-60067
    Mercruiser Stern Drive
    • 27-33956
    • 27-810848
    • 27-879150138
    • FI5000200
    • FI5000219
    OMC Stern Drive
    • 311851
    • 3853342
    • 914819
    Volvo Penta
    • 3853342
    		1Water Pump Gasket N/A
    18-0328GLM
    • 30100
    Mercruiser Stern Drive
    • 27-34208
    		1Push Rod / Lifter Cover Gasket N/A
    18-0887GLM
    • 30360
    Mallory
    • 9-61602
    Mercruiser Stern Drive
    • 27-34216
    • 27-49953
    • FI5000201
    OMC Stern Drive
    • 3852691
    • 912988
    • 913275
    Volvo Penta
    • 3852691
    Yamaha Sterndrive
    • YSG-14096-15-6G
    		1Timing Cover Gasket N/A
    18-0466GLM
    • 39470
    Mallory
    • 9-61509
    Mercruiser Stern Drive
    • 27-14901
    • 27-14901A1
    • 27-52144
    OMC Stern Drive
    • 3923440
    		1Oil Pan Gasket Set N/A
    18-0356GLM
    • 31660
    Mallory
    • 9-61007
    Mercruiser Stern Drive
    • 27-32910
    • 27-64692
    		1Carburetor Mounting Gasket N/A
    18-0994Barr
    • MC472770143
    GLM
    • 32180
    Mallory
    • 9-61011
    Mercruiser Stern Drive
    • 27-70143
    • 27-701431
    • 27-70143B1
    • 27-807982
    • 27-8079821
    • 27-807982B
    		1Carburetor Mounting Gasket N/A
    18-0889Chris-Craft
    • 16.50-00074
    GLM
    • 31360
    Mallory
    • 9-61041
    Mercruiser Stern Drive
    • 27-34213
    • 27-56883
    • FI5000074
    OMC Stern Drive
    • 311064
    • 3852095
    Pleasurecraft
    • 3705042
    Volvo Penta
    • 3852095
    Yamaha Sterndrive
    • YSG-10114-14-1G
    		1Fuel Pump Gasket N/A
    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
    18-0928-1Barr
    • MC472773814
    GLM
    • 30920
    Mercruiser Stern Drive
    • 27-73814
    • 27-738141
    • 27-807218
    		1Gasket, Manifold End Cap N/A
    18-1204-1Barr
    • MC472796429
    GLM
    • 33570
    Mallory
    • 9-61419
    Mercruiser Stern Drive
    • 27-96429
    OMC Stern Drive
    • 912164
    Osco
    • MO4-GH
    		1Exhaust Manifold Mounting 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
    18-0164GLM
    • 31340
    Mallory
    • 9-60074
    Mercruiser Stern Drive
    • 27-8146801
    OMC Stern Drive
    • 311069
    • 3789161
    • 3852096
    Volvo Penta
    • 3852096
    Yamaha Sterndrive
    • GM 3789161
    • YSC-13080-00-0C
    		1Thermostat Housing Gasket N/A
    18-2831Barr
    • MC472747590
    GLM
    • 31430
    Mallory
    • 9-60012
    Mercruiser Stern Drive
    • 27-47590
    • 27-475901
    • 27-47590B1
    		1Thermostat Cover Gasket N/A
    18-2896-1Barr
    • MC472752546
    GLM
    • 31550
    Mallory
    • 9-61426
    Mercruiser Stern Drive
    • 27-32816
    • 27-52546
    OMC Stern Drive
    • 311068
    Osco
    • CY4-GH
    		1Exhaust Manifold Gasket N/A
    18-2819-1Barr
    • MC472739915
    GLM
    • 31410
    Mallory
    • 9-61423
    Mercruiser Stern Drive
    • 27-39915
    Osco
    • 5538-G
    		1Exhaust Elbow Gasket N/A
    9-61408Mercruiser Stern Drive
    • 27-39917
    		1GASKET,END CAP TO MANIFOLD N/A
    18-1210-1Barr
    • MC472739923
    GLM
    • 31420
    Mallory
    • 9-61409
    Mercruiser Stern Drive
    • 27-39923
    Osco
    • 52076
    		1End Cap to Manifold Gasket N/A
    NSSMercruiser Stern Drive
    • 12-73812
    		1Gasket, End CapNo ImageN/A
    NSSMercruiser Stern Drive
    • 27-35898
    • 27-35898T
    		1Gasket, Intake ManifoldNo ImageN/A
    NSSMercruiser Stern Drive
    • 27-34460
    		1Gasket, Oil Pump CoverNo ImageN/A
    NSSMercruiser Stern Drive
    • 27-32815
    		1Gasket, Choke Oven CoverNo ImageN/A
    Overhaul Gasket Set
    Your Price:
    $174.99

    Overhaul Gasket Set

    676-18-4373

    Key Features:

    • For: 110, 120 HP & 2.5L (1965-86)

    Interchanges/Replaces

    GLM

    • 39810

    Mallory

    • 9-61105

    List of Containing Parts

    Sierra Item # OE/Competitor # Quantity Description Image Comments
    18-3880GLM
    • 36130
    Mallory
    • 9-63704
    Mercruiser Stern Drive
    • 27-34273
    • 27-342731
    OMC Stern Drive
    • 311210
    		1Head Gasket N/A
    18-2858Barr
    • OMC47314809
    GLM
    • 33440
    Mallory
    • 9-60016
    OMC Stern Drive
    • 314809
    • 3852127
    Volvo Penta
    • 3852127
    		1Thermostat Gasket N/A
    18-0164GLM
    • 31340
    Mallory
    • 9-60074
    Mercruiser Stern Drive
    • 27-8146801
    OMC Stern Drive
    • 311069
    • 3789161
    • 3852096
    Volvo Penta
    • 3852096
    Yamaha Sterndrive
    • GM 3789161
    • YSC-13080-00-0C
    		1Thermostat Housing Gasket N/A
    18-0104GLM
    • 33930
    OMC Stern Drive
    • 907764
    		1Exhaust Elbow Gasket N/A
    18-2861-1Barr
    • OMC47311121
    GLM
    • 33330
    OMC Stern Drive
    • 311121
    		3Manifold End Cap Gasket
    18-0114-1Barr
    • OMC47907761
    GLM
    • 32580
    OMC Stern Drive
    • 907761
    		1Manifold End Gasket N/A
    18-0466GLM
    • 39470
    Mallory
    • 9-61509
    Mercruiser Stern Drive
    • 27-14901
    • 27-14901A1
    • 27-52144
    OMC Stern Drive
    • 3923440
    		1Oil Pan Gasket Set N/A
    18-0889Chris-Craft
    • 16.50-00074
    GLM
    • 31360
    Mallory
    • 9-61041
    Mercruiser Stern Drive
    • 27-34213
    • 27-56883
    • FI5000074
    OMC Stern Drive
    • 311064
    • 3852095
    Pleasurecraft
    • 3705042
    Volvo Penta
    • 3852095
    Yamaha Sterndrive
    • YSG-10114-14-1G
    		1Fuel Pump Gasket N/A
    18-2896-1Barr
    • MC472752546
    GLM
    • 31550
    Mallory
    • 9-61426
    Mercruiser Stern Drive
    • 27-32816
    • 27-52546
    OMC Stern Drive
    • 311068
    Osco
    • CY4-GH
    		1Exhaust Manifold Gasket N/A
    18-0937Barr
    • OMC47315055
    GLM
    • 34700
    OMC Stern Drive
    • 315055
    		1Carburetor Mounting Gasket N/A
    NSSOMC Stern Drive
    • 3923472
    		1Gasket, Front Crankcase CoverNo ImageN/A
    NSSOMC Stern Drive
    • 3923469
    		1Gasket, Push Rod CoverNo ImageN/A
    NSSOMC Stern Drive
    • 3789970
    		1Gasket, Pump CoverNo ImageN/A
    NSSOMC Stern Drive
    • 3788478
    		1Gasket, Water PumpNo ImageN/A
    18-1204-1Barr
    • MC472796429
    GLM
    • 33570
    Mallory
    • 9-61419
    Mercruiser Stern Drive
    • 27-96429
    OMC Stern Drive
    • 912164
    Osco
    • MO4-GH
    		1Exhaust Manifold Mounting Gasket N/A
    18-2875-1Barr
    • OMC47908013
    GLM
    • 33770
    Mallory
    • 9-65100
    OMC Stern Drive
    • 3850495
    • 908013
    Osco
    • 0188-G
    Volvo Penta
    • 3850495
    		1Exhaust Elbow Gasket N/A
    NSSOMC Stern Drive
    • 311552
    		1GasketNo ImageN/A
    Overhaul Gasket Set
    Your Price:
    $288.99

    Overhaul Gasket Set

    676-18-4381

    Additional Details:

    • Fits: MCM 3.7L engines (1983-1989)

    Interchanges/Replaces

    GLM

    • 39040

    Mercruiser Stern Drive

    • 27-41636A1
    • 27-43186A1
    • 27-89656A1

    List of Containing Parts

    Sierra Item # OE/Competitor # Quantity Description Image Comments
    18-0111Barr
    • MC47-27-89657
    GLM
    • 32370
    Mercruiser Stern Drive
    • 27-89657
    		2Exhaust Elbow Gasket N/A
    18-0158Barr
    • MC472770905
    GLM
    • 31750
    Mercruiser Stern Drive
    • 27-70905
    		1Intake Manifold Gasket N/A
    18-0172Mercruiser Stern Drive
    • 26-97530
    		2Oil Seal N/A
    18-0175GLM
    • 81080
    Mercruiser Stern Drive
    • 25-26543
    Mercury Marine
    • 25-26543
    		4O-Ring N/A
    18-0185GLM
    • 32390
    Mercruiser Stern Drive
    • 27-91892
    		1Remote Oil Seal N/A
    18-0860GLM
    • 81520
    Mercruiser Stern Drive
    • 25-62700
    Mercury Marine
    • 25-62700
    Mercury Sport Jet
    • 25-62700
    		1O-Ring N/A
    18-0864Mallory
    • 9-61623
    Mercruiser Stern Drive
    • 26-67389
    • 26-90925
    		1One Piece Rear Main Seal N/A
    18-0874Chris-Craft
    • 16.50-00162
    GLM
    • 31370
    Mercruiser Stern Drive
    • 27-34486
    • 27-344861
    • 27-344863
    • 27-34891
    • 27-52184
    • F3932344
    • FI5000162
    OMC Stern Drive
    • 312780
    • 3852109
    Volvo Penta
    • 3852109
    • 835154
    Yamaha Sterndrive
    • YSG-10108-44-5G
    		1Distributor Gasket N/A
    18-0889Chris-Craft
    • 16.50-00074
    GLM
    • 31360
    Mallory
    • 9-61041
    Mercruiser Stern Drive
    • 27-34213
    • 27-56883
    • FI5000074
    OMC Stern Drive
    • 311064
    • 3852095
    Pleasurecraft
    • 3705042
    Volvo Penta
    • 3852095
    Yamaha Sterndrive
    • YSG-10114-14-1G
    		1Fuel Pump Gasket N/A
    18-0994Barr
    • MC472770143
    GLM
    • 32180
    Mallory
    • 9-61011
    Mercruiser Stern Drive
    • 27-70143
    • 27-701431
    • 27-70143B1
    • 27-807982
    • 27-8079821
    • 27-807982B
    		1Carburetor Mounting Gasket N/A
    18-2555GLM
    • 32100
    Mercruiser Stern Drive
    • 27-89656
    • 27-896561
    		1Thermostat Cover Gasket N/A
    18-2843Barr
    • MC472774830
    GLM
    • 31840
    Mercruiser Stern Drive
    • 27-74830
    		1Thermostat Gasket N/A
    18-2848GLM
    • 30380
    Mallory
    • 9-61004
    Mercruiser Stern Drive
    • 27-52457
    • 27-524571
    • 27-524572
    		1Carburetor Base Gasket N/A
    18-3878Chrysler Inboard
    • 4417375
    GLM
    • 36120
    Mallory
    • 9-63702
    • 9-63711
    Mercruiser Stern Drive
    • 27-13709
    • 27-13709T
    • 27-74264
    • 27-79986
    • 27-92166
    • 27-921661
    OMC Stern Drive
    • 912766
    		1Head Gasket N/A
    18-4366GLM
    • 30850
    Mercruiser Stern Drive
    • 27-72479
    • 27-72479A5
    • 27-72479T
    		1Oil Pan Gasket Set N/A
    18-7121GLM
    • 82350
    Mallory
    • 9-76651
    Mercruiser Stern Drive
    • 25-35029
    • 27-882613
    • 802231
    Mercury Marine
    • 25-35029
    OMC Stern Drive
    • 308621
    		1O-Ring N/A
    18-0578Mercruiser Stern Drive
    • 26-67388
    		1Oil Seal N/A
    18-0113-1Barr
    • MC47-27-97542
    GLM
    • 32460
    Mallory
    • 9-61411
    Mercruiser Stern Drive
    • 27-856705
    • 27-97542
    Osco
    • 0879-G
    		1Exhaust Elbow Gasket N/A
    18-0881-1GLM
    • 32470
    Mallory
    • 9-61412
    Mercruiser Stern Drive
    • 27-18272
    • 27-97863
    Osco
    • 8561-G
    		1Exhaust Elbow Gasket N/A
    18-0956-1Chrysler Inboard
    • 118-614
    GLM
    • 33800
    Mallory
    • 9-61418
    Mercruiser Stern Drive
    • 27-68715
    OMC Stern Drive
    • 912405
    		1Exhaust Manifold Gasket N/A
    18-4380GLM
    • 30300
    Mallory
    • 9-61010
    Mercruiser Stern Drive
    • 27-68714A6
    • 27-68714A7
    		1Timing Chain Gasket Set N/A
    NSSMercruiser Stern Drive
    • 27-94976
    		1Gasket, Flywheel HousingNo ImageN/A
    NSSMercruiser Stern Drive
    • 25-58390
    		1O-RIngNo ImageN/A
    NSSMercruiser Stern Drive
    • 27-94136
    		1GasketNo ImageN/A
    Plate to Exhaust Manifold Gasket
    Your Price:
    $13.99

    Plate to Exhaust Manifold Gasket

    676-18-0918

    Interchanges/Replaces

    GLM

    • 30760

    Mallory

    • 9-60053

    Mercury Marine

    • 27-69524
    • 27-695241
    • 27-695242
    Plenum Gasket Kit
    Your Price:
    $42.99

    Plenum Gasket Kit

    676-18-0663

    Additional Details:

    • Fits: Mercury 75 4-Stroke (2000-2003) and 90 4-Stroke (2000 & Up)
    • Fits: Yamaha F75 (2003-04), F80 (1999-03), F90 (2003-04), F100 (1999-02)

    List of Containing Parts

    Sierra Item # OE/Competitor # Quantity Description Image Comments
    18-7155Chrysler/Force/US Marine
    • 25-26855
    GLM
    • 82230
    Johnson/Evinrude Outboard
    • 305270
    Mallory
    • 9-76541
    Mercruiser Stern Drive
    • 25-26855
    Mercury Marine
    • 25-26855
    Yamaha Outboard
    • 93210-41MJ2-00
    		6O-Ring N/A
    NSSYamaha Outboard
    • 67F-13645-00-00
    		1Gasket, ManifoldNo ImageN/A
    NSSYamaha Outboard
    • 93210-40M10-00
    		4O-RingNo ImageN/A
    Port Cover Gasket (Priced Per Pkg of 2)
    Your Price:
    $16.99

    Port Cover Gasket (Priced Per Pkg of 2)

    676-18-0869-9

    Interchanges/Replaces

    Chrysler/Force/US Marine

    • 27-F40223

    GLM

    • 37120
    Powerhead Base Gasket
    Your Price:
    $5.99

    Powerhead Base Gasket

    676-18-2898

    Key Features:

    • V-4

    Interchanges/Replaces

    Johnson/Evinrude Outboard

    • 309956
    Powerhead Base Gasket
    Your Price:
    $12.99

    Powerhead Base Gasket

    676-18-0670

    Interchanges/Replaces

    GLM

    • 32830

    Mallory

    • 9-60043

    Mercury Marine

    • 27-43007
    • 27-430073
    • 27-430075
    Powerhead Base Gasket
    Your Price:
    $38.99

    Powerhead Base Gasket

    676-18-0378

    Interchanges/Replaces

    GLM

    • 31530

    Mallory

    • 9-60045

    Mercury Marine

    • 27-78069
    • 27-8231421

    Mercury Race Outboard

    • 27-78069
    • 27-823142
    • 27-8231422