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Parts for Mercury Marine 25 HP (2 Cylinder) Crankshaft, Pistons & Flywheel

#1 258-8274A 6 FLYWHEEL ASSEMBLY (1 required per assembly)
258-8274A 6 - FLYWHEEL ASSEMBLY O - Replaced by 258-818354A 2
258-8274A 6

This part has been superseded.

258-8274A 6 - 258-8274A 6 - FLYWHEEL ASSEMBLY O [ More info ]
Unavailable
Replaced by 258-818354A 2
258-818354A 2 - FLYWHEEL          O - Replaced by 258-859232T 6
258-818354A 2

This part has been superseded.

258-818354A 2 - 258-818354A 2 - FLYWHEEL O [ More info ]
Unavailable
Replaced by 258-859232T 6
258-859232T 6 - FLYWHEEL          O - Replaced by 258-859232T15
258-859232T 6

This part has been superseded.

258-859232T 6 - 258-859232T 6 - FLYWHEEL O [ More info ]
Unavailable
Replaced by 258-859232T15
FLYWHEEL ASSY 258-859232T15
258-859232T15

About Mercury Marine

OEM Part

258-859232T15 - Flywheel Assembly [ More info ]

Add to shopping cart $413.00
Available to order: Usually ships within 8 days. Explain stock levels

#2 10-97359A 1 SCREW, FLYWHEEL TO CRANKSHAFT (1 required per assembly)
SCREW,NLA 10-97359A 1
 

About Mercury Marine

OEM Part

10-97359A 1 - Screw, NLA [ More info ]

Add to shopping cart $7.50
10+ in stock. Explain stock levels

#3 12-86496 WASHER, FLYWHEEL SCREW (1 required per assembly)
WASHER 12-86496
 

About Mercury Marine

OEM Part

12-86496 - Washer [ More info ]

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

#4 43-87575 RING GEAR, FLYWHEEL (1 required per assembly) ELECTRIC UNITED STATES 6055407 AND BELOW AUSTRALIA 8074217 AND BELOW BELGIUM 9340565 AND BELOW CANADA 7186767 AND BELOW
43-87575 - RING GEAR         O - Replaced by 43-99301
 

This part has been superseded.

43-87575 - 43-87575 - RING GEAR O [ More info ]
Unavailable
Replaced by 43-99301
RING GEAR 43-99301
43-99301

About Mercury Marine

OEM Part

43-99301 - Ring Gear [ More info ]

Add to shopping cart $229.17
Available to order: Usually ships within 8 days. Explain stock levels

#4 43-99301 RING GEAR, FLYWHEEL (1 required per assembly) ELECTRIC UNITED STATES 6055408 AND UP BELGIUM 9340566 AND UP CANADA 7186768 AND UP
#5 10-40039106 SCREW, RING GEAR TO FLYWHEEL (4 required per assembly) -ELECTRIC
10-40039106 - SCREW (M5 x 13)   O - Replaced by 10-881903 13
 

This part has been superseded.

10-40039106 - 10-40039106 - SCREW (M5 x 13) O [ More info ]
Unavailable
Replaced by 10-881903 13
SCREW (M5 x 13) 10-881903 13
10-881903 13

About Mercury Marine

OEM Part

10-881903 13 - Screw [ More info ]

Add to shopping cart $1.30
Available to order: Usually ships within 8 days. Explain stock levels

#6 464-8586A 2 CRANKSHAFT ASSEMBLY (1 required per assembly)
464-8586A 2 - CRANKSHAFT ASSEMB O - Replaced by 464-8978A 2
 

This part has been superseded.

464-8586A 2 - 464-8586A 2 - CRANKSHAFT ASSEMB O [ More info ]
Unavailable
Replaced by 464-8978A 2
464-8978A 2 - CRANKSHAFT ASSEMB O - Replaced by 464-8978T 2
 

This part has been superseded.

464-8978A 2 - 464-8978A 2 - CRANKSHAFT ASSEMB O [ More info ]
Unavailable
Replaced by 464-8978T 2
CRANKSHAFT ASSEMBLY 464-8978T 2
464-8978T 2

About Mercury Marine

OEM Part

464-8978T 2 - CrankShaft [ More info ]

Add to shopping cart $274.25 $97.50
10+ in stock. Explain stock levels

#7 85981 SEAL, CRANKSHAFT (1 required per assembly)
SEAL ,NLA 85981
 

About Mercury Marine

OEM Part

85981 - Crankshaft Seal, NLA [ More info ]

Add to shopping cart $11.50
2 in stock. Explain stock levels

#8 26-85107 OIL SEAL, CRANKSHAFT -LOWER (1 required per assembly)
SEAL Oil 26-85107
26-85107

About Mercury Marine

OEM Part

26-85107 - Seal [ More info ]

Add to shopping cart $14.10
Available to order: Usually ships within 8 days. Explain stock levels

Oil Seal
18-0537

About Sierra Marine

OEM Match

18-0537 - Seal, 26-85107 [ More info ]

Add to shopping cart $12.49 $11.00
1 in stock. Explain stock levels

#9 31-85113 ROLLER BEARING, CRANKSHAFT - LOWER (1 required per assembly)
31-85113 - BEARING Roller    O - Replaced by 31-85113T
31-85113

This part has been superseded.

31-85113 - 31-85113 - BEARING Roller O [ More info ]
Unavailable
Replaced by 31-85113T
BEARING Roller - Lower 31-85113T
31-85113T

About Mercury Marine

OEM Part

31-85113T - Bearing [ More info ]

Add to shopping cart $19.92
Available to order: Usually ships within 8 days. Explain stock levels

#10 31-85114 ROLLER BEARING, CRANKSHAFT - UPPER (1 required per assembly)
31-85114 - BEARING Roller -  O - Replaced by 31-85114T
31-85114

This part has been superseded.

31-85114 - 31-85114 - BEARING Roller - O [ More info ]
Unavailable
Replaced by 31-85114T
BEARING Roller - Upper 31-85114T
31-85114T

About Mercury Marine

OEM Part

31-85114T - Bearing [ More info ]

Add to shopping cart $22.08
Available to order: Usually ships within 8 days. Explain stock levels

#11 26-85974 OIL SEAL, CRANKSHAFT - UPPER (1 required per assembly)
26859741 26-85974
 

About Mercury Marine

OEM Part

26-85974 - Oil Seal [ More info ]

Add to shopping cart $8.95
10 in stock. Explain stock levels

SEAL Oil 26-85974  1
26-85974  1

About Mercury Marine

OEM Part

26-85974 1 - Seal [ More info ]

Add to shopping cart $16.30 $13.96
1 in stock. Explain stock levels

#12 86992A 2 BEARING ASSEMBLY, CENTER MAIN (1 required per assembly)
86992A 2 - BEARING ASSEMBLY  O - Replaced by -86992A 3
 

This part has been superseded.

86992A 2 - 86992A 2 - BEARING ASSEMBLY O [ More info ]
Unavailable
Replaced by -86992A 3
86992A 3 - BEARING ASSEMBLY  O - Replaced by -86992A 5
 

This part has been superseded.

86992A 3 - 86992A 3 - BEARING ASSEMBLY O [ More info ]
Unavailable
Replaced by -86992A 5
86992A 5 - BEARING ASSEMBLY  O NLA
86992A 5

About Mercury Marine

OEM Part

86992A 5 - BEARING ASSEMBLY O NLA [ More info ]
Unavailable
#13 28-20094 KEY, FLYWHEEL DRIVE (1 required per assembly)
KEY Woodruff 28-20094
 

About Mercury Marine

OEM Part

28-20094 - Key - Priced Individually [ More info ]

Add to shopping cart $1.40
10+ in stock. Explain stock levels

#14 767-8511A 3 PISTON AND PIN ASSEMBLY (2 required per assembly)
767-8511A 3 - PISTON ASSEMBLY   O - Replaced by 767-9104A 3
 

This part has been superseded.

767-8511A 3 - 767-8511A 3 - PISTON ASSEMBLY O [ More info ]
Unavailable
Replaced by 767-9104A 3
8729533T28 767-9104A 3
767-9104A 3

About Mercury Marine

OEM Part

767-9104A 3 - Piston & Pin Assembly - 872- 9533T2 [ More info ]

Add to shopping cart $149.00
7 in stock. Explain stock levels

#15 40-47276 LOCK RING, PISTON PIN (4 required per assembly)
40828119 40-47276
40-47276

About Mercury Marine

OEM Part

40-47276 - Lock Ring - Priced Individually [ More info ]

Add to shopping cart $0.90
10+ in stock. Explain stock levels

LOCK RING Piston Pin 40-828119
40-828119

About Mercury Marine

OEM Part

40-828119 - Lock Ring [ More info ]

Add to shopping cart $1.40
10+ in stock. Explain stock levels

#16 39-96525A12 PISTON RING ASSEMBLY (1 required per assembly)
39-96525A12 - RING SET Piston   O - Replaced by 39-12810A12
 

This part has been superseded.

39-96525A12 - 39-96525A12 - RING SET Piston O [ More info ]
Unavailable
Replaced by 39-12810A12
398M0083677 39-12810A12
39-12810A12

About Mercury Marine

OEM Part

39-12810A12 - Piston Rings 12 Pcs. [ More info ]

Add to shopping cart $242.50
10+ in stock. Explain stock levels

39-8M0083677 - ORD 39-8M0096518  O NLA
 

About Mercury Marine

OEM Part

39-8M0083677 - ORD 39-8M0096518 O NLA [ More info ]
Unavailable
#17 630-8329A 2 CONNECTING ROD ASSEMBLY (2 required per assembly) UNITED STATES 6241936 AND BELOW BELGIUM 9369470 AND BELOW CANADA 7201892 AND BELOW
CONNECTING ROD,NLA 630-8329A 2
 

About Mercury Marine

OEM Part

630-8329A 2 - Connecting Rod, NLA [ More info ]

Add to shopping cart $120.00
1 in stock. Explain stock levels

#18 29-20063 NEEDLE BEARING, PISTON END (54 required per assembly) UNITED STATES 6241936 AND BELOW BELGIUM 9369470 AND BELOW CANADA 7201892 AND BELOW
BEARING Needle 29-20063
29-20063

About Mercury Marine

OEM Part

29-20063 - Needle - Priced Individually [ More info ]

Add to shopping cart $0.35 $0.26
10+ in stock. Explain stock levels

#19 12-85175 WASHER, LOCATING - NEEDLE BEARING (4 required per assembly) UNITED STATES 6241936 AND BELOW BELGIUM 9369470 AND BELOW CANADA 7201892 AND BELOW
WASHER,NLA 12-85175
 

About Mercury Marine

OEM Part

12-85175 - Washer, NLA [ More info ]

Add to shopping cart $1.80
10+ in stock. Explain stock levels

#20 31-91866A 1 ROLLER BEARING ASSEMBLY (2 required per assembly) UNITED STATES 6241936 AND BELOW BELGIUM 9369470 AND BELOW CANADA 7201892 AND BELOW
3141620A1 31-91866A 1
 

About Mercury Marine

OEM Part

31-91866A 1 - Bearing Assembly [ More info ]

Add to shopping cart $9.30
2 in stock. Explain stock levels

31879877A1 31-41620A 1
31-41620A 1

About Mercury Marine

OEM Part

31-41620A 1 - Bearing [ More info ]

Add to shopping cart $20.80
3 in stock. Explain stock levels

BEARING ASSEMBLY Roller 31-879877A 1
31-879877A 1

About Mercury Marine

OEM Part

31-879877A 1 - Bearing Cage Assembly [ More info ]

Add to shopping cart $31.50
Available to order: Usually ships within 8 days. Explain stock levels

#21 10-86224 SCREW, CONNECTING ROD (25MM) (4 required per assembly) UNITED STATES 6241936 AND BELOW BELGIUM 9369470 AND BELOW CANADA7201892 AND BELOW
10-86224 - SCREW             O - Replaced by 10-40082 25
 

This part has been superseded.

10-86224 - 10-86224 - SCREW O [ More info ]
Unavailable
Replaced by 10-40082 25
SCREW,NLA 10-40082 25
 

About Mercury Marine

OEM Part

10-40082 25 - Screw, NLA [ More info ]

Add to shopping cart $1.50
10+ in stock. Explain stock levels

#17 630-8329A 3 CONNECTING ROD ASSEMBLY (2 required per assembly) UNITED STATES 6241937 AND UP BELGIUM 9369471 AND UP CANADA 7201893 AND UP
630-8329A 3 - CONNECTING ROD AS O - Replaced by 630-8835A 2
 

This part has been superseded.

630-8329A 3 - 630-8329A 3 - CONNECTING ROD AS O [ More info ]
Unavailable
Replaced by 630-8835A 2
630-8835A 2 - CONNECTING ROD AS O - Replaced by 630-8835A 4
 

This part has been superseded.

630-8835A 2 - 630-8835A 2 - CONNECTING ROD AS O [ More info ]
Unavailable
Replaced by 630-8835A 4
CONNECTING ROD ASSEMBLY 630-8835A 4
 

About Mercury Marine

OEM Part

630-8835A 4 - Connecting Rod [ More info ]

Add to shopping cart $235.00
Available to order: Usually ships within 8 days. Explain stock levels

#18 29-98295 NEEDLE BEARING, PISTON END (54 required per assembly) UNITED STATES 6241937 AND UP BELGIUM 9369471 AND UP CANADA 7201893 AND UP
BEARING Needle 29-98295
29-98295

About Mercury Marine

OEM Part

29-98295 - Needle Bearing - Priced Individually [ More info ]

Add to shopping cart $0.20 $0.14
10+ in stock. Explain stock levels

#19 12-98296 WASHER, LOCATING - NEEDLE BEARING (4 required per assembly) UNITED STATES 6241937 AND UP BELGIUM 9369471 AND UP CANADA 7201893 AND UP
12-98296 - WASHER            O - Replaced by -42025
 

This part has been superseded.

12-98296 - 12-98296 - WASHER O [ More info ]
Unavailable
Replaced by -42025
42025 - BEARING           O - Replaced by 12-8M0012294
 

This part has been superseded.

42025 - 42025 - BEARING O [ More info ]
Unavailable
Replaced by 12-8M0012294
WASHER-THRUST 12-8M0012294
 

About Mercury Marine

OEM Part

12-8M0012294 - Thrust Washer [ More info ]

Add to shopping cart $3.41
1 in stock. Explain stock levels

#21 10-40082 25 SCREW,CONNECTING ROD (25MM) (4 required per assembly) UNITED STATES 6241937 AND UP BELGIUM 9369471 AND UP CANADA 7201893 AND UP