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Sierra / Mallory

Head Gasket
Your Price:
$29.99

Head Gasket

676-18-2960

Interchanges/Replaces

GLM

  • 33400

Johnson/Evinrude Outboard

  • 313413

Mallory

  • 9-63827
Head Gasket
Your Price:
$19.99

Head Gasket

676-18-2956

Interchanges/Replaces

GLM

  • 33540

Johnson/Evinrude Outboard

  • 318358

Mallory

  • 9-63828
Head Gasket
Your Price:
$34.99

Head Gasket

676-18-2964

Interchanges/Replaces

GLM

  • 33870

Johnson/Evinrude Outboard

  • 320745
  • 335360
  • 766779

Mallory

  • 9-63829
Head Gasket
Your Price:
$23.99

Head Gasket

676-18-3803

Interchanges/Replaces

GLM

  • 34570

Johnson/Evinrude Outboard

  • 324324
  • 329419
  • 765012

Mallory

  • 9-63830
Head Gasket
Your Price:
$14.99

Head Gasket

676-18-2963

Interchanges/Replaces

GLM

  • 34140

Johnson/Evinrude Outboard

  • 318914
  • 320533
  • 330818

Mallory

  • 9-63832
Head Gasket
Your Price:
$31.99

Head Gasket

676-18-3802

Interchanges/Replaces

GLM

  • 34250

Johnson/Evinrude Outboard

  • 320658
  • 327795
  • 335359

Mallory

  • 9-63833
Head Gasket
Your Price:
$45.99

Head Gasket

676-18-3861

Additional Details:

  • For: Mercury 135, 150, and XR4

Interchanges/Replaces

GLM

  • 35850

Mallory

  • 9-63851

Mercury Marine

  • 27-18785-1
  • 27-187853
  • 27-18785T
Head Gasket
Your Price:
$36.99

Head Gasket

676-18-3862

Additional Details:

  • For: Mercury 175, 200, XR4

Interchanges/Replaces

GLM

  • 35860

Mallory

  • 9-63853

Mercury Marine

  • 27-41246
  • 27-41246-1
  • 27-412462
  • 27-41247
  • 27-41247T01
  • 27-96543
Head Gasket
Your Price:
$44.99

Head Gasket

676-18-3864

Additional Details:

  • For: Mercury Model 175, 200, and XR6

Interchanges/Replaces

GLM

  • 35870

Mallory

  • 9-63854

Mercury Marine

  • 27-184721
  • 27-822844
  • 27-822844-1
  • 27-822844004
  • 27-8228442
  • 27-8228443
  • 27-822844T04
  • 27-822844T05
Head Gasket
Your Price:
$39.99

Head Gasket

676-18-3863

Additional Details:

  • For: Mercury Model 150

Interchanges/Replaces

GLM

  • 35880

Mallory

  • 9-63855

Mercury Marine

  • 27-96281
  • 27-96281T01
  • 27-96542
  • 27-96542-1
  • 27-965422
Head Gasket
Your Price:
$43.99

Head Gasket

676-18-3894

Interchanges/Replaces

Mallory

  • 9-63951

Yamaha Outboard

  • 6G5-11181-00-00
  • 6G5-11181-01-00
  • 6G5-11181-A0-00
  • 6G5-11181-A1-00
  • 6G5-11181-A2-00
  • 6G5-11181-A3-00
Head Gasket
Your Price:
$47.99

Head Gasket

676-18-3805

Interchanges/Replaces

GLM

  • 34950

Mallory

  • 9-63958

Yamaha Outboard

  • 688-11181-01-00
  • 688-11181-02-00
  • 688-11181-A0-00
  • 688-11181-A1-00
  • 688-11181-A2-00
Head Gasket
Your Price:
$37.99

Head Gasket

676-18-3832

Interchanges/Replaces

GLM

  • 34960

Mallory

  • 9-63959

Yamaha Outboard

  • 6E5-11181-01-00
  • 6E5-11181-02-00
  • 6E5-11181-A0-00
  • 6E5-11181-A1-00
  • 6E5-11181-A2-00
Head Gasket
Your Price:
$39.99

Head Gasket

676-18-3827

Additional Details:

  • For: Mercury 8, 9.9 Hp 4-Stroke

Interchanges/Replaces

GLM

  • 34910

Mallory

  • 9-63964

Mercury Marine

  • 27-825482
  • 27-8254821

Yamaha Outboard

  • 6G8-11181-00-00
  • 6G8-11181-A0-00
  • 6G8-11181-A1-00
Head Gasket Set
Your Price:
$79.99

Head Gasket Set

676-18-1274

Key Features:

  • Minimizes inventory investment to cover most major engine applications
  • Maximizes inventory utilizations via mix and match system
  • Utilizes generic type gasket kits common among all engine brands

Additional Details:

  • For: Chevy 4 cyl 153/2.5L (1965-88)
  • For: Chevy 4 cyl 181/3.0L (1973-84)
  • For: Chevy 4 cyl 181/3.0L HO (1990-98)
  • For: Chevy 4 cyl 181/3.0L (1985-89)

Interchanges/Replaces

Mallory

  • 9-61705

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
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
18-0347GLM
  • 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
18-0356GLM
  • 31660
Mallory
  • 9-61007
Mercruiser Stern Drive
  • 27-32910
  • 27-64692
1Carburetor Mounting Gasket N/A
18-0518Mercruiser Stern Drive
  • 26-34217
  • FI1100152
OMC Stern Drive
  • 3853132
  • 3854956
  • 914323
Volvo Penta
  • 3853132
  • 3854956
  • 914323
8Valve Stem Seal 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
18-2946Chris-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
Head Gasket Set
Your Price:
$234.99

Head Gasket Set

676-18-1267

Key Features:

  • Minimizes inventory investment to cover most major engine applications
  • Maximizes inventory utilizations via mix and match system
  • Utilizes generic type gasket kits common among all engine brands

Additional Details:

  • Does Not Include: Intake and/or exhaust manifold gaskets
  • For: Chevy 305/5.0L Gen II & 350/5.7L Gen II - 1 Piece Rear Seal 1986-1995

Interchanges/Replaces

Mallory

  • 9-61708

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-0462GLM
  • 31540
Mallory
  • 9-61003
Mercruiser Stern Drive
  • 27-48399
1Carburetor Mounting Gasket N/A
18-0463Mercruiser Stern Drive
  • 27-814210
1Carburetor Mounting Gasket N/A
18-0518Mercruiser Stern Drive
  • 26-34217
  • FI1100152
OMC Stern Drive
  • 3853132
  • 3854956
  • 914323
Volvo Penta
  • 3853132
  • 3854956
  • 914323
16Valve Stem Seal N/A
18-0664GLM
  • 30357
Mallory
  • 9-61305
Mercruiser Stern Drive
  • 27-17467
  • FI1101287
OMC Stern Drive
  • 3852687
  • 913270
Volvo Penta
  • 3852687
  • 856072
2Valve Cover Gasket N/A
18-0868Chris-Craft
  • 16.50-00232
GLM
  • 30860
Mallory
  • 9-61200
Mercruiser Stern Drive
  • 27-17145
  • 27-72637
  • FI1101296
  • FI5000232
  • FI5000263
OMC Stern Drive
  • 3854269
  • 985630
Volvo Penta
  • 3854269
1Intake Manifold Gasket Set 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
18-3876Chris-Craft
  • 16.50-00250
Crusader
  • 7057500
GLM
  • 36160
GM
  • 6269577
Mallory
  • 9-63706
Mercruiser Stern Drive
  • 27-34278
  • 27-48330
  • 27-75611
  • 27-75611001
OMC Stern Drive
  • 313201
  • 3853380
  • 910089
  • 914971
Volvo Penta
  • 3853380
  • 841207
  • 856474
2Head Gasket
18-4024Mallory
  • 9-61650
  • 9-61653
Mercruiser Stern Drive
  • 26-8M0050563
  • 26-97664
  • 26-976641
  • FI1101200
OMC Stern Drive
  • 3853226
  • 914445
Volvo Penta
  • 3853226
  • 914445
8Intake Valve Stem Seal N/A
Head Gasket Set
Your Price:
$109.99

Head Gasket Set

676-18-1277

Key Features:

  • Minimizes inventory investment to cover most major engine applications
  • Maximizes inventory utilizations via mix and match system
  • Utilizes generic type gasket kits common among all engine brands
  • Would use the same short block & valve grind gasket sets w/ different exhaust manifold gasket kits

Additional Details:

  • For: 4 cyl 3.7L Mercruiser 470

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-0158Barr
  • MC472770905
GLM
  • 31750
Mercruiser Stern Drive
  • 27-70905
1Intake Manifold 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
18-4023Mercruiser Stern Drive
  • 26-58094
  • 26-72564
  • 26-75413
  • 26-75624
8Valve Stem Seal N/A
18-0685GLM
  • 31820
Mallory
  • 9-61313
Mercruiser Stern Drive
  • 27-73666
1Valve Cover 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
Head Gasket Set
Your Price:
$188.99

Head Gasket Set

676-18-1278

Key Features:

  • Minimizes inventory investment to cover most major engine applications
  • Maximizes inventory utilizations via mix and match system
  • Utilizes generic type gasket kits common among all engine brands

Additional Details:

  • For: Chevy V-6 262/4.3L - 1 Piece Rear Seal
  • For: Chevy V-6 262/4.3L Gen II - 1 Piece Rear Seal (1986-1995)

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-0311Crusader
  • 97686
GLM
  • 30359
Mallory
  • 9-61316
Mercruiser Stern Drive
  • 27-11988
  • 27-8M0077607
OMC Stern Drive
  • 3854942
Volvo Penta
  • 3854942
2Valve Cover Gasket N/A
18-0463Mercruiser Stern Drive
  • 27-814210
1Carburetor Mounting Gasket N/A
18-0518Mercruiser Stern Drive
  • 26-34217
  • FI1100152
OMC Stern Drive
  • 3853132
  • 3854956
  • 914323
Volvo Penta
  • 3853132
  • 3854956
  • 914323
12Valve Stem 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
18-0994Barr
  • 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
18-1238GLM
  • 30351
Mercruiser Stern Drive
  • 27-824326
OMC Stern Drive
  • 3850379
  • 912979
Volvo Penta
  • 3850379
  • 912979
1Intake Gasket Set N/A
18-3879Crusader
  • 33408
GLM
  • 36100
Mallory
  • 9-63707
Mercruiser Stern Drive
  • 27-11986
  • 27-42744
  • 27-816460
  • 27-879150140
OMC Stern Drive
  • 3854299
  • 910833
  • 912227
  • 914930
Volvo Penta
  • 3854299
  • 856371
2Head Gasket
18-4024Mallory
  • 9-61650
  • 9-61653
Mercruiser Stern Drive
  • 26-8M0050563
  • 26-97664
  • 26-976641
  • FI1101200
OMC Stern Drive
  • 3853226
  • 914445
Volvo Penta
  • 3853226
  • 914445
6Intake Valve Stem Seal N/A
Heat Exchanger End Gasket
Your Price:
$9.99

Heat Exchanger End Gasket

676-18-0389

Additional Details:

  • Diameter: 3 15/16"
  • Fits: 3.7L w/ 4 inch heat exchanger

Interchanges/Replaces

GLM

  • 31830

Mercruiser Stern Drive

  • 27-99960
Hi PerFormance Gear Lube - 10 oz
Your Price:
$11.99

Hi PerFormance Gear Lube - 10 oz

676-18-9650-0

Key Features:

  • Synthetic blended marine formulation reduces operating friction for increased performance
  • Protects gears, bearings and other gear case components
  • For use in high performance and high load operating conditions in both outboard and I/O lower units
  • Designed to surpass the performance of the O.E. Hi-Performance gear lubricants
  • GL-5 Rated

Additional Details:

  • Color: Blue-Green
  • Weight: 80W-90

Interchanges/Replaces

Mallory

  • 9-82500