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Parts for Mariner 25 HP, 25 HP Marathon, Super 15 (2 Cylinder) Cylinder Block & Covers

#1 872-9533A31 CYLINDER BLOCK (1 required per assembly)
CYLINDER BLOCK    O - Replaced by 872-9533T31
 

This part has been superseded.

872-9533A31 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 872-9533T31
CYLINDER BLOCK    O - Replaced by 872-9533T35
 

This part has been superseded.

872-9533T31 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 872-9533T35
CYLINDER BLOCK    O - Replaced by 872-9533T37
 

This part has been superseded.

872-9533T35 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 872-9533T37
CYLINDER BLOCK    O - Replaced by 872-9533T40
 

This part has been superseded.

872-9533T37 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 872-9533T40
CYLINDER BLOCK 872-9533T40
 

About Mercury Marine

OEM Part

872-9533T40 - Cylinder Block [ More info ]

Add to shopping cart $1,200.57
Available to order: Usually ships within 8 days. Explain stock levels

#3 22-15133 FITTING (45 Degree) (2 required per assembly)
FITTING           O
22-15133

About Mercury Marine

OEM Part

FITTING O [ More info ]
Unavailable
#4 16-816194 4 STUD, (M6 x 50) (COMMERCIAL) (1 required per assembly)
STUD (M6 x 50)    O - Replaced by 16-8M0034424
 

This part has been superseded.

16-816194 4 - STUD (M6 x 50) O [ More info ]
Unavailable
Replaced by 16-8M0034424
STUD (M6 x 50) 16-8M0034424
 

About Mercury Marine

OEM Part

16-8M0034424 - Stud [ More info ]

Add to shopping cart $14.50
Available to order: Usually ships within 8 days. Explain stock levels

#5 17-85171 PIN, Dowel (1 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

#6 10-40001209 SCREW, (M10 x 60) (5 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 16-816194 5 STUD, (M6 x 32) (1 required per assembly)
STUD (M6 x 32) 16-816194  5
 

About Mercury Marine

OEM Part

16-816194 5 - Stud [ More info ]

Add to shopping cart $8.50
Available to order: Usually ships within 8 days. Explain stock levels

#8 16-42917 3 STUD (2 required per assembly)
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

#9 10-40019111 SCREW, (M5 x 35) (1 required per assembly)
SCREW (M5 x 35) 10-40019111
10-40019111

About Mercury Marine

OEM Part

10-40019111 - Screw [ More info ]

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

#10 11-40021 1 NUT, (M5) (1 required per assembly)
NUT (M5) Stainless Stee 11-40021  1
11-40021  1

About Mercury Marine

OEM Part

11-40021 1 - Nut [ More info ]

Add to shopping cart $2.50
10+ in stock. Explain stock levels

#11 27-41417 2 GASKET (1 required per assembly)
GASKET 27-41417  2
27-41417  2

About Mercury Marine

OEM Part

27-41417 2 - Gasket [ More info ]

Add to shopping cart $4.60
Available to order: Usually ships within 8 days. Explain stock levels

#12 14112 REED BLOCK (1 required per assembly)
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

#13 27-41418 1 GASKET (1 required per assembly)
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

#14 41420A 3 PLATE, Carb Adaptor (1 required per assembly)
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

#15 21-14912 4 CHECK VALVE (2 required per assembly)
CHECK VALVE       O - Replaced by 21-889781
 

This part has been superseded.

21-14912 4 - CHECK VALVE O [ More info ]
Unavailable
Replaced by 21-889781
CHECK VALVE 21-889781
 

About Mercury Marine

OEM Part

21-889781 - Check Valve [ More info ]

Add to shopping cart $15.50
Available to order: Usually ships within 8 days. Explain stock levels

#16 10-40011108 SCREW, (M5 x 20) (3 required per assembly)
SCREW (M5 x 20) Stainle 10-40011108
10-40011108

About Mercury Marine

OEM Part

10-40011108 - Screw [ More info ]

Add to shopping cart $1.40
Available to order: Usually ships within 8 days. Explain stock levels

#17 32-99130122 TUBING, (20.00 Feet Bulk) (Cut to 13.25 Inches) (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

#19 14408 COVER (2 required per assembly)
COVER 14408
14408

About Mercury Marine

OEM Part

14408 - Cover [ More info ]

Add to shopping cart $19.25
Available to order: Usually ships within 8 days. Explain stock levels

#21 823569 BALL, Threaded (1 required per assembly)
BALL Threaded     O - Replaced by -823569  5
 

This part has been superseded.

823569 - BALL Threaded O [ More info ]
Unavailable
Replaced by -823569 5
BALL Threaded 823569  5
 

About Mercury Marine

OEM Part

823569 5 - Ball - Threaded [ More info ]

Add to shopping cart $4.60
Available to order: Usually ships within 8 days. Explain stock levels

#23 14406 COVER (2 required per assembly)
COVER 14406
14406

About Mercury Marine

OEM Part

14406 - Cover [ More info ]

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

#24 25-86391 O-RING (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

#25 27-86389 5 GASKET (1 required per assembly)
GASKET 27-86389  5
27-86389  5

About Mercury Marine

OEM Part

27-86389 5 - Gasket [ More info ]

Add to shopping cart $6.00
Available to order: Usually ships within 8 days. Explain stock levels

Cylinder Head Gasket
18-2736

About Sierra Marine

OEM Match

18-2736 - Gasket 27-86389 5 [ More info ]

Add to shopping cart $5.49 $3.76
10+ in stock. Explain stock levels

#27 1028-8282A 1 COVER ASSEMBLY (1 required per assembly)
COVER ASSEMBLY 1028-8282A 1
1028-8282A 1

About Mercury Marine

OEM Part

1028-8282A 1 - Cover [ More info ]

Add to shopping cart $95.42
Available to order: Usually ships within 8 days. Explain stock levels

#28 22-39072 PLUG (BRASS) (1 required per assembly)
PLUG (1/8 Inch Br O - Replaced by 22-39072  1
22-39072

This part has been superseded.

22-39072 - PLUG (1/8 Inch Br O [ More info ]
Unavailable
Replaced by 22-39072 1
PLUG Pipe (.125-27) Bra 22-39072  1
22-39072  1

About Mercury Marine

OEM Part

22-39072 1 - Plug - Priced Individually [ More info ]

Add to shopping cart $6.50
2 in stock. Explain stock levels

#29 10-40003 31 SCREW, (M6 x 30) (5 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

#30 22-94848 FITTING (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

#31 32-830756109 HOSE, (57.00 Inches Bulk) (Cut to 8 Inches) (1 required per assembly)
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
1 in stock. Explain stock levels

#32 22-99664 ELBOW (1 required per assembly)
22996641 22-99664
 

About Mercury Marine

OEM Part

22-99664 - Elbow [ More info ]

Add to shopping cart $1.00
9 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
9 in stock. Explain stock levels

#34 14317 1 COVER (1 required per assembly)
COVER 14317  1
14317  1

About Mercury Marine

OEM Part

14317 1 - Cover [ More info ]

Add to shopping cart $19.17
Available to order: Usually ships within 8 days. Explain stock levels

#35 27-14318 3 GASKET (1 required per assembly)
GASKET            O - Replaced by 27-14318005
27-14318  3

This part has been superseded.

27-14318 3 - GASKET O [ More info ]
Unavailable
Replaced by 27-14318005
GASKET 27-14318005
27-14318005

About Mercury Marine

OEM Part

27-14318005 - Thermostat Gasket [ More info ]

Add to shopping cart $2.30
Available to order: Usually ships within 8 days. Explain stock levels

Gasket
18-0323

About Sierra Marine

OEM Match

18-0323 - Gasket, 27-14318005 [ More info ]

Add to shopping cart $2.99 $1.46
10+ in stock. Explain stock levels

#36 27-62386 GASKET (1 required per assembly)
GASKET            O - Replaced by 27-62386001
27-62386

This part has been superseded.

27-62386 - GASKET O [ More info ]
Unavailable
Replaced by 27-62386001
GASKET Note: must be ordered in multiples of 4 27-62386001
27-62386001

About Mercury Marine

OEM Part

27-62386001 - Gasket - Priced Individually [ More info ]

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

Gasket, Thermostat
18-0182

About Sierra Marine

OEM Match

18-0182-9 - Gasket 27-62386 2-Pack [ More info ]

Add to shopping cart $3.98 $2.71
10+ in stock. Explain stock levels

#37 14586 THERMOSTAT (1 required per assembly)
THERMOSTAT 14586
14586

About Mercury Marine

OEM Part

14586 - Thermostat, 120 Degrees [ More info ]

Add to shopping cart $28.25
4 in stock. Explain stock levels

Thermostat, 120F
18-3549

About Sierra Marine

OEM Match

18-3549 - Thermostat, 14586 [ More info ]

Add to shopping cart $24.99 $20.53
10+ in stock. Explain stock levels

#38 NSS NOT SOLD SEPARATE, Plug-Serial Number (1 required per assembly)
NOT SOLD SEPARATE O
 

About Mercury Marine

OEM Part

NOT SOLD SEPARATE O [ More info ]
Unavailable
#39 25-822370 O-RING (2 required per assembly)
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

#40 14407 COVER (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

#41 54-825404 STRAP (1 required per assembly)
STRAP 54-825404
 

About Mercury Marine

OEM Part

54-825404 - Strap [ More info ]

Add to shopping cart $1.80
Available to order: Usually ships within 8 days. Explain stock levels

#42 10-40011107 SCREW, (M5 x 16) (4 required per assembly)
SCREW (M5 x 16) Stainle 10-40011107
10-40011107

About Mercury Marine

OEM Part

10-40011107 - Screw [ More info ]

Add to shopping cart $1.40
Available to order: Usually ships within 8 days. Explain stock levels

#43 27-41475 8 GASKET, Exhaust Manifold (1 required per assembly)
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
Available to order: Usually ships within 8 days. 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

#44 92329 1 EXHAUST MANIFOLD (1 required per assembly)
MANIFOLD Exhaust  O - Replaced by -92329F03
 

This part has been superseded.

92329 1 - MANIFOLD Exhaust O [ More info ]
Unavailable
Replaced by -92329F03
MANIFOLD Exhaust  O NLA
 

About Mercury Marine

OEM Part

MANIFOLD Exhaust O NLA [ More info ]
Unavailable
#45 27-41499 5 GASKET, Exhaust Manifold Cover (1 required per assembly)
GASKET Exhaust Ma O - Replaced by 27-892157
27-41499  5

This part has been superseded.

27-41499 5 - GASKET Exhaust Ma O [ More info ]
Unavailable
Replaced by 27-892157
GASKET Exhaust Manifold 27-892157
27-892157

About Mercury Marine

OEM Part

27-892157 - Gasket [ More info ]

Add to shopping cart $6.90
Available to order: Usually ships within 8 days. Explain stock levels

Exhaust Cover Gasket
18-2714

About Sierra Marine

OEM Match

18-2714 - Gasket [ More info ]

Add to shopping cart $5.99 $4.25
7 in stock. Explain stock levels

#46 92330 1 COVER (1 required per assembly)
COVER 92330  1
 

About Mercury Marine

OEM Part

92330 1 - Cover [ More info ]

Add to shopping cart $63.09
Available to order: Usually ships within 8 days. Explain stock levels

#47 10-40003 33 SCREW, (M6 x 40) (9 required per assembly)
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
5 in stock. Explain stock levels

#- 27-41499A87 GASKET SET (1 required per assembly)
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

#- 90885A97 POWERHEAD (1 required per assembly)
POWERHEAD ASSEMBL O - Replaced by -90885T99
 

This part has been superseded.

90885A97 - POWERHEAD ASSEMBL O [ More info ]
Unavailable
Replaced by -90885T99
POWERHEAD         O - Replaced by -804350T99
 

This part has been superseded.

90885T99 - POWERHEAD O [ More info ]
Unavailable
Replaced by -804350T99
POWERHEAD         O - Replaced by -804946T00
 

This part has been superseded.

804350T99 - POWERHEAD O [ More info ]
Unavailable
Replaced by -804946T00
POWERHEAD         O - Replaced by -804946T01
 

This part has been superseded.

804946T00 - POWERHEAD O [ More info ]
Unavailable
Replaced by -804946T01
POWERHEAD         O - Replaced by -804946T02
 

This part has been superseded.

804946T01 - POWERHEAD O [ More info ]
Unavailable
Replaced by -804946T02
POWERHEAD ASSEMBL O
 

About Mercury Marine

OEM Part

POWERHEAD ASSEMBL O [ More info ]
Unavailable