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Outboards
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Gaskets & Sets
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Powerhead Gasket
→
Johnson Evinrude
→ Powerhead Gasket Set
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Powerhead Gasket SetÂ
# 676-18-4304-1
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Interchanges/Replaces
GLM
39090
Johnson/Evinrude Outboard
391988
Mallory
9-64111
List of Containing Parts
Sierra Item #
OE/Competitor #
Quantity
Description
Image
Comments
18-0134
GLM
34540
Johnson/Evinrude Outboard
327707
Mallory
9-60428
3
Carburetor to Manifold Gasket
N/A
18-0148
GLM
33610
Johnson/Evinrude Outboard
329718
Mallory
9-60441
1
Intake Manifold Gasket
N/A
18-0979
GLM
34380
Johnson/Evinrude Outboard
321183
Mallory
9-60416
1
Air Silencer Gasket
N/A
18-0991
GLM
33660
Johnson/Evinrude Outboard
321907
6
Leaf Plate Gasket
N/A
18-0995
GLM
34470
Johnson/Evinrude Outboard
323222
1
Powerhead Base Gasket
N/A
18-2001
GLM
86030
Johnson/Evinrude Outboard
0330137
310600
313398
317761
321463
321668
Mallory
9-76212
OMC Stern Drive
310600
313398
321463
330137
1
Oil Seal
N/A
18-2074
GLM
86440
Johnson/Evinrude Outboard
318451
322575
339620
1
Oil Seal
18-2544
GLM
34370
Johnson/Evinrude Outboard
321028
Mallory
9-60452
2
Water Jacket Cover Gasket
N/A
18-2545
GLM
33590
Johnson/Evinrude Outboard
321182
Mallory
9-60433
1
Exhaust Plate Gasket
N/A
18-2546
GLM
33600
Johnson/Evinrude Outboard
321184
Mallory
9-60449
2
Thermostat Gasket
N/A
18-2547
GLM
34450
Johnson/Evinrude Outboard
322858
1
Water Passage Cover Gasket
N/A
18-2549
GLM
33620
Johnson/Evinrude Outboard
321435
Mallory
9-60464
1
Exhaust Cover Gasket
N/A
18-2857
GLM
33750
Johnson/Evinrude Outboard
319771
386573
Mallory
9-60463
3
Air Silencer Gasket
18-2876
GLM
33280
Johnson/Evinrude Outboard
307133
Mallory
9-60426
OMC Stern Drive
307133
6
Bypass Cover Gasket
N/A
18-2964
GLM
33870
Johnson/Evinrude Outboard
320745
335360
766779
Mallory
9-63829
2
Head Gasket
N/A
18-8307
GLM
86790
Johnson/Evinrude Outboard
0331103
1
Lower Main Seal
N/A
MSRP: $167.58
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