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Parts for Mariner 18XD HP Cylinder Block & Covers (Serial Group #1)

#1 872-9077A 4 CYLINDER BLOCK/CRANKCASE ASSEMBLY (1 required per assembly)
CYLINDER BLOCK AS O - Replaced by 872-9533A 7
 

This part has been superseded.

872-9077A 4 - CYLINDER BLOCK AS O [ More info ]
Unavailable
Replaced by 872-9533A 7
CYLINDER BLOCK    O - Replaced by 872-9533A28
 

This part has been superseded.

872-9533A 7 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 872-9533A28
CYLINDER BLOCK    O - Replaced by 872-9533T28
 

This part has been superseded.

872-9533A28 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 872-9533T28
CYLINDER BLOCK    O - Replaced by 872-9533T38
 

This part has been superseded.

872-9533T28 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 872-9533T38
CYLINDER BLOCK    O NLA
 

About Mercury Marine

OEM Part

CYLINDER BLOCK O NLA [ More info ]
Unavailable
#2 17-85171 DOWEL PIN , CYLINDER BLOCK (3 required per assembly)
PIN Dowel 17-85171
 

About Mercury Marine

OEM Part

17-85171 - Pin -Dowel [ More info ]

Add to shopping cart $3.40
Available to order: Usually ships within 8 days. Explain stock levels

#3 22-71191 ELBOW, BLEED HOSE (45 DEG.) (2 required per assembly)
2215133 22-71191
 

About Mercury Marine

OEM Part

22-71191 - Elbow [ More info ]

Add to shopping cart $2.45
9 in stock. Explain stock levels

FITTING 22-15133
22-15133

About Mercury Marine

OEM Part

22-15133 - Fitting [ More info ]

Add to shopping cart $10.30 $6.96
1 in stock. Explain stock levels

#4 32-99130122 HOSE, BLEED (12-1/4") (2 required per assembly)
TUBING (20.00 Fee O - Replaced by 32-892024122
32-99130122

This part has been superseded.

32-99130122 - TUBING (20.00 Fee O [ More info ]
Unavailable
Replaced by 32-892024122
TUBING (240.00 Inches B 32-892024122
32-892024122

About Mercury Marine

OEM Part

32-892024122 - Tubing - 20 Feet [ More info ]

Add to shopping cart $41.90 $35.88
Available to order: Usually ships within 8 days. Explain stock levels

#5 16-42917 STUD, CARBURETOR (2 required per assembly)
STUD              O - Replaced by 16-42917  3
 

This part has been superseded.

16-42917 - STUD O [ More info ]
Unavailable
Replaced by 16-42917 3
STUD 16-42917  3
 

About Mercury Marine

OEM Part

16-42917 3 - Stud [ More info ]

Add to shopping cart $8.10
Available to order: Usually ships within 8 days. Explain stock levels

#6 10-40001209 SCREW, CRANKCASE TO CYLINDER BLOCK (60MM) (6 required per assembly)
SCREW (M10 x 60) 10-40001209
10-40001209

About Mercury Marine

OEM Part

10-40001209 - Screw [ More info ]

Add to shopping cart $2.70
Available to order: Usually ships within 8 days. Explain stock levels

#7 27-41475 1 GASKET, EXHAUST MANIFOLD (1 required per assembly)
GASKET            O - Replaced by 27-41475  2
27-41475  1

This part has been superseded.

27-41475 1 - GASKET O [ More info ]
Unavailable
Replaced by 27-41475 2
GASKET            O - Replaced by 27-41475  3
27-41475  2

This part has been superseded.

27-41475 2 - GASKET O [ More info ]
Unavailable
Replaced by 27-41475 3
GASKET            O - Replaced by 27-41475  5
27-41475  3

This part has been superseded.

27-41475 3 - GASKET O [ More info ]
Unavailable
Replaced by 27-41475 5
GASKET            O - Replaced by 27-41475  6
27-41475  5

This part has been superseded.

27-41475 5 - GASKET O [ More info ]
Unavailable
Replaced by 27-41475 6
GASKET            O - Replaced by 27-41475  8
27-41475  6

This part has been superseded.

27-41475 6 - GASKET O [ More info ]
Unavailable
Replaced by 27-41475 8
GASKET Exhaust Ma O - Replaced by 27-892158
27-41475  8

This part has been superseded.

27-41475 8 - GASKET Exhaust Ma O [ More info ]
Unavailable
Replaced by 27-892158
GASKET Exhaust Manifold 27-892158
27-892158

About Mercury Marine

OEM Part

27-892158 - Gasket [ More info ]

Add to shopping cart $6.30
1 in stock. Explain stock levels

Exhaust Manifold Gasket
18-2717

About Sierra Marine

OEM Match

18-2717 - Gasket, 27-41475 8 [ More info ]

Add to shopping cart $7.49 $4.23
10+ in stock. Explain stock levels

#8 92329 EXHAUST MANIFOLD (1 required per assembly)
MANIFOLD Exhaust  O NLA
92329

About Mercury Marine

OEM Part

MANIFOLD Exhaust O NLA [ More info ]
Unavailable
#9 27-41499 1 GASKET, SCHAUST COVER (1 required per assembly)
GASKET 27-41499  1
27-41499  1

About Mercury Marine

OEM Part

27-41499 1 - Gasket [ More info ]

Add to shopping cart $5.70
Available to order: Usually ships within 8 days. Explain stock levels

#10 92330T COVER, ECHAUST (1 required per assembly)
COVER             O NLA
 

About Mercury Marine

OEM Part

COVER O NLA [ More info ]
Unavailable
#11 10-40003 33 SCREW (10 required per assembly) EXHAUST COVER TO CYLINDER BLOCK (40MM)
SCREW (M6 x 40) 10-40003 33
10-40003 33

About Mercury Marine

OEM Part

10-40003 33 - Screw - Priced Individually [ More info ]

Add to shopping cart $2.80
Available to order: Usually ships within 8 days. Explain stock levels

#12 14407 COVER, TRANSFER PORT (2 required per assembly)
COVER,NLA 14407
14407

About Mercury Marine

OEM Part

14407 - Cover, NLA [ More info ]

Add to shopping cart $15.00
1 in stock. Explain stock levels

COVER 14407  1
14407  1

About Mercury Marine

OEM Part

14407 1 - Cover [ More info ]

Add to shopping cart $18.25
Available to order: Usually ships within 8 days. Explain stock levels

#13 25-30503 "O" RING, TRANSFER PORT COVER (2 required per assembly)
O-RING            O - Replaced by 25-822370
 

This part has been superseded.

25-30503 - O-RING O [ More info ]
Unavailable
Replaced by 25-822370
O-RING (2.362 x .103) 25-822370
 

About Mercury Marine

OEM Part

25-822370 - O-Ring - Priced Individually [ More info ]

Add to shopping cart $3.00
10+ in stock. Explain stock levels

#14 10-40057107 SCREW, COVER TO CYLINDER BLOCK(16MM) (4 required per assembly)
SCREW,NLA 10-40057107
 

About Mercury Marine

OEM Part

10-40057107 - Screw, NLA [ More info ]

Add to shopping cart $1.25
5 in stock. Explain stock levels

#15 1028-8283A 1 COVER ASEMBLY, CYLINDER BLOCK (1 required per assembly)
COVER ASEMBLY     O NLA
 

About Mercury Marine

OEM Part

COVER ASEMBLY O NLA [ More info ]
Unavailable
#16 10-40003 31 SCREW, COVER ATTACHING (30MM) (6 required per assembly)
SCREW (M6 x 30) 10-40003 31
10-40003 31

About Mercury Marine

OEM Part

10-40003 31 - Screw [ More info ]

Add to shopping cart $2.60
Available to order: Usually ships within 8 days. Explain stock levels

#17 27-86389 GASKET, CYLINDER BLOCK COVER (1 required per assembly)
GASKET 27-86389
27-86389

About Mercury Marine

OEM Part

27-86389 - Gasket [ More info ]

Add to shopping cart $8.10
2 in stock. Explain stock levels

#18 22-99664 ELBOW, TELL TALE HOSE (1 required per assembly)
22996641 22-99664
 

About Mercury Marine

OEM Part

22-99664 - Elbow [ More info ]

Add to shopping cart $1.00
10+ in stock. Explain stock levels

ELBOW             O - Replaced by 22-99664  2
 

This part has been superseded.

22-99664 1 - ELBOW O [ More info ]
Unavailable
Replaced by 22-99664 2
FITTING Elbow 90 Degree 22-99664  2
22-99664  2

About Mercury Marine

OEM Part

22-99664 2 - Elbow [ More info ]

Add to shopping cart $1.90
10+ in stock. Explain stock levels

#19 32-34395A 1 HOSE, TELL TALE (8") (1 required per assembly)
HOSE              O - Replaced by 32-99127109
 

This part has been superseded.

32-34395A 1 - HOSE O [ More info ]
Unavailable
Replaced by 32-99127109
LINE (57.00 Inche O - Replaced by 32-830756109
32-99127109

This part has been superseded.

32-99127109 - LINE (57.00 Inche O [ More info ]
Unavailable
Replaced by 32-830756109
HOSE (57.00 Inche O - Replaced by 32-8M0047428
32-830756109

This part has been superseded.

32-830756109 - HOSE (57.00 Inche O [ More info ]
Unavailable
Replaced by 32-8M0047428
HOSE (57.00 Inche  - Replaced by 32-8M0108355
32-8M0047428

This part has been superseded.

32-8M0047428 - HOSE (57.00 Inche [ More info ]
Unavailable
Replaced by 32-8M0108355
HOSE (57 Inches Bulk) 32-8M0108355
32-8M0108355

About Mercury Marine

OEM Part

32-8M0108355 - Hose, 57 Inch [ More info ]

Add to shopping cart $45.00 $38.54
Available to order: Usually ships within 8 days. Explain stock levels

#20 22-94848 FITTING, TELL TALE HOSE - BOTTOM COWL (1 required per assembly)
FITTING 22-94848
22-94848

About Mercury Marine

OEM Part

22-94848 - Fitting [ More info ]

Add to shopping cart $3.30
Available to order: Usually ships within 8 days. Explain stock levels

#21 92351 COVER, TRANSFER PORT (2 required per assembly)
14406 92351
 

About Mercury Marine

OEM Part

92351 - Transfer Port Cover [ More info ]

Add to shopping cart $4.95
1 in stock. Explain stock levels

COVER 14406
14406

About Mercury Marine

OEM Part

14406 - Cover [ More info ]

Add to shopping cart $15.00
2 in stock. Explain stock levels

#22 25-86391 "O" RING, TRANSFER PORT COVER (2 required per assembly)
O-RING 25-86391
25-86391

About Mercury Marine

OEM Part

25-86391 - O-Ring - Priced Individually [ More info ]

Add to shopping cart $4.90
Available to order: Usually ships within 8 days. Explain stock levels

#24 92350 COVER, TRANSFER PORT (2 required per assembly)
COVER ,NLA 92350
92350

About Mercury Marine

OEM Part

92350 - Cover, NLA [ More info ]

Add to shopping cart $12.50
1 in stock. Explain stock levels

#25 25-33465 "O" RING, TRANSFER PORT COVER (2 required per assembly)
O-RING 25-33465
25-33465

About Mercury Marine

OEM Part

25-33465 - O-Ring - Priced Individually [ More info ]

Add to shopping cart $3.40
5 in stock. Explain stock levels

O-Ring
18-7163

About Sierra Marine

OEM Match

18-7163-9 - O-Ring (5pk) 25-33465 [ More info ]

Add to shopping cart $17.45 $11.03
2 in stock. Explain stock levels

#27 42471 REED BLOCK (1 required per assembly)
REED BLOCK        O - Replaced by -42471  2
42471

This part has been superseded.

42471 - REED BLOCK O [ More info ]
Unavailable
Replaced by -42471 2
REED BLOCK        O - Replaced by -14112
42471  2

This part has been superseded.

42471 2 - REED BLOCK O [ More info ]
Unavailable
Replaced by -14112
REED BLOCK        O - Replaced by -14112T
14112

This part has been superseded.

14112 - REED BLOCK O [ More info ]
Unavailable
Replaced by -14112T
REED BLOCK 14112T
14112T

About Mercury Marine

OEM Part

14112T - Reed Block [ More info ]

Add to shopping cart $104.50
Available to order: Usually ships within 8 days. Explain stock levels

#28 85977 SEAL, REED BLOCK - RUBBER (1 required per assembly)
SEAL Rubber       O - Replaced by -85977  1
 

This part has been superseded.

85977 - SEAL Rubber O [ More info ]
Unavailable
Replaced by -85977 1
85977002 85977  1
 

About Mercury Marine

OEM Part

85977 1 - Seal [ More info ]

Add to shopping cart $8.20
5 in stock. Explain stock levels

SEAL 85977002
85977002

About Mercury Marine

OEM Part

85977002 - Seal [ More info ]

Add to shopping cart $9.80
1 in stock. Explain stock levels

#29 27-41417 GASKET, REED BLOCK (1 required per assembly)
GASKET            O - Replaced by 27-41417  1
27-41417

This part has been superseded.

27-41417 - GASKET O [ More info ]
Unavailable
Replaced by 27-41417 1
GASKET            O - Replaced by 27-41417  2
27-41417  1

This part has been superseded.

27-41417 1 - GASKET O [ More info ]
Unavailable
Replaced by 27-41417 2
GASKET 27-41417  2
27-41417  2

About Mercury Marine

OEM Part

27-41417 2 - Gasket [ More info ]

Add to shopping cart $4.60
4 in stock. Explain stock levels

#30 34-99319 REED (2 required per assembly)
REED              O - Replaced by 34-816806
 

This part has been superseded.

34-99319 - REED O [ More info ]
Unavailable
Replaced by 34-816806
REED,NLA 34-816806
34-816806

About Mercury Marine

OEM Part

34-816806 - Reed, NLA [ More info ]

Add to shopping cart $50.00
10+ in stock. Explain stock levels

#31 34-89793 REED STOP (2 required per assembly)
STOP Reed         O - Replaced by 34-89793  1
 

This part has been superseded.

34-89793 - STOP Reed O [ More info ]
Unavailable
Replaced by 34-89793 1
REED STOP,NLA 34-89793  1
 

About Mercury Marine

OEM Part

34-89793 1 - Reed Stop, NLA [ More info ]

Add to shopping cart $5.00
10+ in stock. Explain stock levels

#32 10-40057 85 SCREW, REED ATTACHING (10MM) (4 required per assembly)
SCREW (M4 x 10) 10-40057 85
10-40057 85

About Mercury Marine

OEM Part

10-40057 85 - Screw - Priced Individually [ More info ]

Add to shopping cart $0.80
Available to order: Usually ships within 8 days. Explain stock levels

#33 27-41418 GASKET, ADAPTOR PLATE (1 required per assembly)
GASKET            O - Replaced by 27-41418  1
27-41418

This part has been superseded.

27-41418 - GASKET O [ More info ]
Unavailable
Replaced by 27-41418 1
GASKET 27-41418  1
27-41418  1

About Mercury Marine

OEM Part

27-41418 1 - Gasket [ More info ]

Add to shopping cart $3.70
Available to order: Usually ships within 8 days. Explain stock levels

#34 41420A 1 PLATE, ADAPTOR - CARBURETOR (1 required per assembly)
41420A2 41420A 1
 

About Mercury Marine

OEM Part

41420A 1 - Plate Assembly [ More info ]

Add to shopping cart $13.20
2 in stock. Explain stock levels

PLATE             O - Replaced by -41420A 3
 

This part has been superseded.

41420A 2 - PLATE O [ More info ]
Unavailable
Replaced by -41420A 3
PLATE ASSEMBLY Carb Ada 41420A 3
41420A 3

About Mercury Marine

OEM Part

41420A 3 - Carburetor Adapter Plate [ More info ]

Add to shopping cart $43.00
Available to order: Usually ships within 8 days. Explain stock levels

#35 22-56759 FITTING, ADAPTOR PLATE - BLEEDHOSE (2 required per assembly)
FITTING Barbed 22-56759
22-56759

About Mercury Marine

OEM Part

22-56759 - Fitting [ More info ]

Add to shopping cart $8.30
10+ in stock. Explain stock levels

#36 10-40057108 SCREW, PLATE TO REED BLOCK (20MM) (3 required per assembly)
SCREW (M5 x 20)   O - Replaced by 10-40019108
 

This part has been superseded.

10-40057108 - SCREW (M5 x 20) O [ More info ]
Unavailable
Replaced by 10-40019108
SCREW (M5 x 20) 10-40019108
10-40019108

About Mercury Marine

OEM Part

10-40019108 - Screw [ More info ]

Add to shopping cart $1.06
1 in stock. Explain stock levels

#37 11-40021 3 NUT, CARBURETOR STUD (2 required per assembly)
NUT (M8) Stainless Stee 11-40021  3
11-40021  3

About Mercury Marine

OEM Part

11-40021 3 - Nut - Priced Individually [ More info ]

Add to shopping cart $2.00
2 in stock. Explain stock levels

#38 F1646 SEAL, TRANSFER PORT COVER (2 required per assembly)
SEAL              O - Replaced by 10-85577
 

This part has been superseded.

F1646 - SEAL O [ More info ]
Unavailable
Replaced by 10-85577
SCREW (2.25 In.)  O NLA
 

About Mercury Marine

OEM Part

SCREW (2.25 In.) O NLA [ More info ]
Unavailable
#- 27-41499A87 GASKET SET
GASKET SET        O - Replaced by 27-41499A88
27-41499A87

This part has been superseded.

27-41499A87 - GASKET SET O [ More info ]
Unavailable
Replaced by 27-41499A88
GASKET SET 27-41499A88
27-41499A88

About Mercury Marine

OEM Part

27-41499A88 - Gasket Set [ More info ]

Add to shopping cart $121.70 $104.20
Available to order: Usually ships within 8 days. Explain stock levels

Powerhead Gasket Set
18-4334

About Sierra Marine

OEM Match

18-4334 - Powerhead Gasket Set [ More info ]

Add to shopping cart $109.49 $88.58
4 in stock. Explain stock levels