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Parts for Mariner 55 HP Crankshaft & Piston

#1 463-6825M CRANKSHAFT (1 required per assembly)
463-6825M - CRANKSHAFT ASSEMB  NLA
463-6825M

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OEM Part

463-6825M - CrankShaft, NLA [ More info ]
Unavailable
#2 31-82312M BEARING, NEEDLE (1 required per assembly)
31-82312M - BEARING            - Replaced by 31-82312T
31-82312M

31-82312M - Needle Bearing [ More info ]
Unavailable
31-82312T - BEARING            NLA
31-82312T

About Mercury Marine

OEM Part

31-82312T - Bearing, NLA [ More info ]
Unavailable
#3 26-82249M OIL SEAL, CRANKSHAFT-UPPER (1 required per assembly)
SEAL,NLA 26-82249M
26-82249M

About Mercury Marine

OEM Part

26-82249M - Seal, NLA [ More info ]

Add to shopping cart $38.88 $32.93
10+ In Stock.

#4 25-82276M O-RING, CRANKSHAFT-UPPER (1 required per assembly)
O RING,NLA 25-82276M
25-82276M

About Mercury Marine

OEM Part

25-82276M - O Ring,NLA [ More info ]

Add to shopping cart $6.10
6 In Stock.

#5 31-82313M BEARING, CENTER MAIN (1 required per assembly)
31-82313M - BEARING            - Replaced by 31-97837M
31-82313M

31-82313M - ROLLER Bearing [ More info ]
Unavailable
31-97837M - BEARING            - Replaced by 31-97837T
31-97837M

31-97837M - Roller Bearing [ More info ]
Unavailable
BEARING,NLA 31-97837T
31-97837T

About Mercury Marine

OEM Part

31-97837T - Bearing, NLA [ More info ]

Add to shopping cart $129.34
10+ In Stock.

#6 30-82304M BEARING, CRANKSHAFT-LOWER (1 required per assembly)
30-82304M - BEARING            - Replaced by 30-97838M
30-82304M

30-82304M - Ball Bearing [ More info ]
Unavailable
30-97838M - BALL BEARING       - Replaced by 30-99983M
30-97838M

30-97838M - Ball Bearing [ More info ]
Unavailable
30-99983M - BEARING            - Replaced by 30-41296M
30-99983M

30-99983M - Bearing - Crankshaft - Lower [ More info ]
Unavailable
30-41296M - BEARING            - Replaced by 30-814560M
30-41296M

30-41296M - Ball Bearing [ More info ]
Unavailable
30814560T 30-814560M
30-814560M

About Mercury Marine

OEM Part

30-814560M - Ball Bearing [ More info ]

Add to shopping cart $27.78
1 In Stock.

BALL BEARING 30-814560T
30-814560T

About Mercury Marine

OEM Part

30-814560T - Ball Bearing [ More info ]

Add to shopping cart $69.99 $59.27
10 In Stock.

#7 15-81259M WASHER, CRANKSHAFT PIN (1 required per assembly)
SHIM,NLA 15-81259M
15-81259M

About Mercury Marine

OEM Part

15-81259M - Shim, NLA [ More info ]

Add to shopping cart $6.67 $5.65
5 In Stock.

#8 791-6826M PISTON(STD 81.96MM) (AR required per assembly)
761-6826M - PISTON             NLA
761-6826M

About Mercury Marine

OEM Part

761-6826M - Piston, NLA [ More info ]
Unavailable
#8 761-6961M PISTON(STD 81.97 MM) (AR required per assembly)
PISTON,NLA 761-6961M
761-6961M

About Mercury Marine

OEM Part

761-6961M - Piston, NLA [ More info ]

Add to shopping cart $165.00 $139.76
4 In Stock.

#8 761-6828M PISTON(1ST O.S. 82.25 MM) (2 required per assembly)
761-6828M - PISTON             NLA
761-6828M

About Mercury Marine

OEM Part

761-6828M - Piston, NLA [ More info ]
Unavailable
#8 761-6829M PISTON (2ND O.S. 82.50 MM) (2 required per assembly)
761-6829M - PISTON             NLA
761-6829M

About Mercury Marine

OEM Part

761-6829M - Piston, NLA [ More info ]
Unavailable
#9 39-81260M PISTON RING SET (STD)
39-81260M - PISTON RING SET    NLA
39-81260M

About Mercury Marine

OEM Part

39-81260M - Piston Rings, NLA [ More info ]
Unavailable
#9 39-81261M PISTON RING SET(1ST O.S. 82. MM) (AR required per assembly)
39-81261M - PISTON RING SET    NLA
39-81261M

About Mercury Marine

OEM Part

39-81261M - Piston Ring,NLA [ More info ]
Unavailable
#9 39-81262M PISTON RING SET (2ND O.S. 82.50 MM) (2 required per assembly)
39-81262M - PISTON RING SET    NLA
39-81262M

About Mercury Marine

OEM Part

39-81262M - Piston Ring Set,NLA [ More info ]
Unavailable
#10 41-81263M PIN, PISTON (2 required per assembly)
41-81263M - PIN                - Replaced by 41-81263T
41-81263M

41-81263M - Piston Pin [ More info ]
Unavailable
41-81263T - PIN-PISTON         NLA
41-81263T

About Mercury Marine

OEM Part

41-81263T - Piston Pin, NLA [ More info ]
Unavailable
#11 53-81264M CLIP, PISTON PIN (4 required per assembly)
SNAP RING,NLA 53-81264M
53-81264M

About Mercury Marine

OEM Part

53-81264M - Snap Ring, NLA [ More info ]

Add to shopping cart $4.70
10+ In Stock.

#12 29-82353M BEARING, SMALL END (56 required per assembly)
BEARING 29-82353M
29-82353M

About Mercury Marine

OEM Part

29-82353M - Needle Bearing [ More info ]

Add to shopping cart $2.11 $1.79
10+ In Stock.

#13 12-81831M WASHER, CONNECTING ROD BEARING (4 required per assembly)
12-81831M - WASHER             NLA
12-81831M

About Mercury Marine

OEM Part

12-81831M - Washer - Priced Individually [ More info ]
Unavailable
#14 81294M HOUSING, OIL SEAL (1 required per assembly)
81294M - HOUSING            - Replaced by -82986M
81294M

81294M - Housing [ More info ]
Unavailable
82986M - HOUSING            - Replaced by -41828M
82986M

82986M - Housing [ More info ]
Unavailable
HOUSING,NLA 41828M
41828M

About Mercury Marine

OEM Part

41828M - Housing, NLA [ More info ]

Add to shopping cart $32.99 $27.94
10 In Stock.

#15 26-82255M OIL SEAL, CRANKSHAFT-LOWER (1 required per assembly)
SEAL,NLA 26-82255M
26-82255M

About Mercury Marine

OEM Part

26-82255M - Seal, NLA [ More info ]

Add to shopping cart $7.78 $6.59
6 In Stock.

#16 26-82248M OIL SEAL, CRANKSHAFT-LOWER (1 required per assembly)
SEAL,NLA 26-82248M
26-82248M

About Mercury Marine

OEM Part

26-82248M - Seal, NLA [ More info ]

Add to shopping cart $8.46 $7.16
10 In Stock.

#17 25-82286M O-RING, OIL SEAL HOUSING (1 required per assembly)
O RING,NLA 25-82286M
25-82286M

About Mercury Marine

OEM Part

25-82286M - O-ring, Oil Seal Housing,NLA [ More info ]

Add to shopping cart $9.24
6 In Stock.

#18 10-82449M BOLT, OIL SEAL HOUSING ATTACHING (3 required per assembly)
1084368M 10-82449M
10-82449M

About Mercury Marine

OEM Part

10-82449M - Bolt - Priced Individually [ More info ]

Add to shopping cart $0.50
10+ In Stock.

SCREW,NLA 10-84368M
10-84368M

About Mercury Marine

OEM Part

10-84368M - Screw, NLA [ More info ]

Add to shopping cart $1.79 $1.51
10+ In Stock.

#19 12-82214M WASHER, HOUSING BOLT (3 required per assembly)
WASHER 12-82214M
12-82214M

About Mercury Marine

OEM Part

12-82214M - Washer - Priced Individually [ More info ]

Add to shopping cart $5.28
10+ In Stock.

#20 28-81915M KEY, CRANKSHAFT TO FLYWHEEL (1 required per assembly)
KEY,NLA 28-81915M
28-81915M

About Mercury Marine

OEM Part

28-81915M - Key, NLA [ More info ]

Add to shopping cart $6.45
10+ In Stock.

#21 629-6830M CONNECTING ROD ASS'Y (2 required per assembly)
629-6830M - CRANKCASE ASSEMBL  - Replaced by 629-8813M
629-6830M

629-6830M - Connecting Rod [ More info ]
Unavailable
629-8813M - CONNECTING ROD     NLA
629-8813M

About Mercury Marine

OEM Part

629-8813M - Connecting Rod, NLA [ More info ]
Unavailable
#22 10-81715M BOLT (4 required per assembly)
SCREW,NLA 10-81715M
10-81715M

About Mercury Marine

OEM Part

10-81715M - Screw, NLA [ More info ]

Add to shopping cart $7.19
10+ In Stock.

#23 31-82311M BEARING, NEEDLE (2 required per assembly)
31-82311M - BEARING            - Replaced by 31-97710M
31-82311M

31-82311M - ROLLER Bearing [ More info ]
Unavailable
ROD BEARING,NLA 31-97710M
31-97710M

About Mercury Marine

OEM Part

31-97710M - Rod Bearing [ More info ]

Add to shopping cart $26.04
10+ In Stock.


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