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Parts for Mariner W-55 HP Crankcase & Cylinder Head

#0-1 870-9275M CRANKCASE ASSEMBLY (1 required per assembly)
CYLINDER BLOCK,NLA 870-9275M
 

About Mercury Marine

OEM Part

870-9275M - Cylinder Block, NLA [ More info ]

Add to shopping cart $1,500.00
2 in stock. Explain stock levels

#1 21-80727M CHECK VALVE (2 required per assembly)
CHECK VALVE,NLA 21-80727M
21-80727M

About Mercury Marine

OEM Part

21-80727M - Check Valve, NLA [ More info ]

Add to shopping cart $15.00
10+ in stock. Explain stock levels

#2 22-80122M FITTING (1 required per assembly)
FITTING Note: must be ordered in multiples of 2,NLA 22-80122M
 

About Mercury Marine

OEM Part

22-80122M - Fitting - Priced Individually, NLA [ More info ]

Add to shopping cart $4.00
7 in stock. Explain stock levels

#3 17-82354M DOWEL PIN (1 required per assembly)
PIN-DOWEL,NLA 17-82354M
 

About Mercury Marine

OEM Part

17-82354M - Pin -Dowel, NLA [ More info ]

Add to shopping cart $2.00
10+ in stock. Explain stock levels

#4 17-81258M LOCK, BEARING (2 required per assembly)
PIN-DOWEL,NLA 17-81258M
 

About Mercury Marine

OEM Part

17-81258M - Pin -Dowel, NLA [ More info ]

Add to shopping cart $3.00
2 in stock. Explain stock levels

#5 10-41837M BOLT (8 required per assembly)
BOLT              O NLA
 

About Mercury Marine

OEM Part

BOLT O NLA [ More info ]
Unavailable
#6 54-82033M CLAMP (1 required per assembly)
CLAMP,NLA 54-82033M
 

About Mercury Marine

OEM Part

54-82033M - Clamp, NLA [ More info ]

Add to shopping cart $9.00
10+ in stock. Explain stock levels

#7 10-41838M BOLT (4 required per assembly)
BOLT,NLA 10-41838M
 

About Mercury Marine

OEM Part

10-41838M - Bolt, NLA [ More info ]

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

#8 12-81807M WASHER (2 required per assembly)
WASHER,NLA 12-81807M
 

About Mercury Marine

OEM Part

12-81807M - Washer, NLA [ More info ]

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

#9 11-82387M NUT (2 required per assembly)
NUT               O NLA
 

About Mercury Marine

OEM Part

NUT O NLA [ More info ]
Unavailable
#10 16-81735M STUD (8 required per assembly)
STUD              O NLA
 

About Mercury Marine

OEM Part

STUD O NLA [ More info ]
Unavailable
#11 32-81995M HOSE (2 required per assembly)
HOSE              O - Replaced by 32-811045M
 

This part has been superseded.

32-81995M - HOSE O [ More info ]
Unavailable
Replaced by 32-811045M
HOSE,NLA 32-811045M
 

About Mercury Marine

OEM Part

32-811045M - Hose, NLA [ More info ]

Add to shopping cart $5.00
1 in stock. Explain stock levels

#12 54-82046M CLAMP (4 required per assembly)
CLIP,NLA 54-82046M
 

About Mercury Marine

OEM Part

54-82046M - Clip, NLA [ More info ]

Add to shopping cart $2.00
10+ in stock. Explain stock levels

#13 17-82368M DOWEL PIN (1 required per assembly)
PIN-DOWEL,NLA 17-82368M
 

About Mercury Marine

OEM Part

17-82368M - Pin -Dowel, NLA [ More info ]

Add to shopping cart $2.00
10+ in stock. Explain stock levels

#14 16-81743M STUD (2 required per assembly)
STUD,NLA 16-81743M
 

About Mercury Marine

OEM Part

16-81743M - Stud, NLA [ More info ]

Add to shopping cart $9.00
10+ in stock. Explain stock levels

#15 81255M ANODE (1 required per assembly)
ANODE,NLA 81255M
81255M

About Mercury Marine

OEM Part

81255M - Anode, NLA [ More info ]

Add to shopping cart $21.25
10+ in stock. Explain stock levels

#16 10-82532M SCREW (2 required per assembly)
SCREW Note: must be ordered in multiples of 2 10-82532M
10-82532M

About Mercury Marine

OEM Part

10-82532M - Screw - Priced Individually [ More info ]

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

#17 81330M EXHAUST COVER (OUTER) (1 required per assembly)
COVER             O NLA
 

About Mercury Marine

OEM Part

COVER O NLA [ More info ]
Unavailable
#18 27-81331M GASKET (1 required per assembly) .
GASKET            O NLA
 

About Mercury Marine

OEM Part

GASKET O NLA [ More info ]
Unavailable
#19 10-83539M BOLT (21 required per assembly)
SCREW @2          O - Replaced by 10-84058M
 

This part has been superseded.

10-83539M - SCREW @2 O [ More info ]
Unavailable
Replaced by 10-84058M
BOLT (M6 x 20) 10-84058M
10-84058M

About Mercury Marine

OEM Part

10-84058M - Bolt [ More info ]

Add to shopping cart $5.60
Available to order: Usually ships within 8 days. Explain stock levels

#20 12-82214M WASHER (25 required per assembly)
WASHER Note: must be ordered in multiples of 5 12-82214M
 

About Mercury Marine

OEM Part

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

Add to shopping cart $5.30
10+ in stock. Explain stock levels

#21 22-80756M FITTING (1 required per assembly)
CONNECTOR         O - Replaced by 22-94716M
 

This part has been superseded.

22-80756M - CONNECTOR O [ More info ]
Unavailable
Replaced by 22-94716M
CONNECTOR,NLA 22-94716M
 

About Mercury Marine

OEM Part

22-94716M - Connector, NLA [ More info ]

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

#22 32-81324M HOSE (1 required per assembly)
HOSE              O NLA
 

About Mercury Marine

OEM Part

HOSE O NLA [ More info ]
Unavailable
#23 54-82047M CLAMP (2 required per assembly)
CLAMP 54-82047M
 

About Mercury Marine

OEM Part

54-82047M - Clip - Priced Individually [ More info ]

Add to shopping cart $5.30
10+ in stock. Explain stock levels

#24 968-7974M CYLINDERHEAD (1 required per assembly)
CYLINDER HEAD,NLA 968-7974M
 

About Mercury Marine

OEM Part

968-7974M - Cylinder Head, NLA [ More info ]

Add to shopping cart $165.00
6 in stock. Explain stock levels

#25 27-19140M GASKET (1 required per assembly) .
GASKET            O - Replaced by 27-19140
 

This part has been superseded.

27-19140M - GASKET O [ More info ]
Unavailable
Replaced by 27-19140
GASKET 27-19140
 

About Mercury Marine

OEM Part

27-19140 - Gasket [ More info ]

Add to shopping cart $42.91
Available to order: Usually ships within 8 days. Explain stock levels

#26 10-41839M BOLT (10 required per assembly)
BOLT              O - Replaced by 10-852776  1
 

This part has been superseded.

10-41839M - BOLT O [ More info ]
Unavailable
Replaced by 10-852776 1
BOLT,NLA 10-852776  1
 

About Mercury Marine

OEM Part

10-852776 1 - Bolt, NLA [ More info ]

Add to shopping cart $4.00
10+ in stock. Explain stock levels

#27 81253M COVER (1 required per assembly)
COVER             O NLA
 

About Mercury Marine

OEM Part

COVER O NLA [ More info ]
Unavailable
#28 27-81254M GASKET (1 required per assembly) .
GASKET,NLA 27-81254M
 

About Mercury Marine

OEM Part

27-81254M - Gasket [ More info ]

Add to shopping cart $6.25
10+ in stock. Explain stock levels

#29 81265M COVER (1 required per assembly)
COVER             O NLA
 

About Mercury Marine

OEM Part

COVER O NLA [ More info ]
Unavailable
#30 27-81266M GASKET (1 required per assembly) .
GASKET Note: must be ordered in multiples of 2 27-81266M
27-81266M

About Mercury Marine

OEM Part

27-81266M - Gasket - Priced Individually [ More info ]

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

#31 10-83285M BOLT (4 required per assembly)
BOLT 10-83285M
10-83285M

About Mercury Marine

OEM Part

10-83285M - Screw - Priced Individually [ More info ]

Add to shopping cart $3.60
10+ in stock. Explain stock levels

#32 22-81926M PLUG (1 required per assembly)
PLUG              O NLA
 

About Mercury Marine

OEM Part

PLUG O NLA [ More info ]
Unavailable
#33 27-81990M GASKET (1 required per assembly)
GASKET 27-81990M
 

About Mercury Marine

OEM Part

27-81990M - Gasket [ More info ]

Add to shopping cart $1.40 $0.78
10+ in stock. Explain stock levels

#34 33-53098 SPARK PLUG (2 required per assembly)
SPARK PLUG @10    O - Replaced by 33-82371M
 

This part has been superseded.

33-53098 - SPARK PLUG @10 O [ More info ]
Unavailable
Replaced by 33-82371M
S-PLUG B7HS @10   O
33-82371M

About Mercury Marine

OEM Part

S-PLUG B7HS @10 O [ More info ]
Unavailable
NGK B7HS/5110 SPARK PLUG (4)
B7HS

About NGK Spark Plugs

OEM Match

B7HS - NGK Spark Plug, 5110 [ More info ]

Add to shopping cart $2.79
10+ in stock. Explain stock levels

SPARK PLUG CHAMPION L82C
L82C

About Champion Spark Plugs

OEM Match

L82C - Champion Spark Plug ( #811M) [ More info ]

Add to shopping cart $2.35
10+ in stock. Explain stock levels

#-- 95625M POWERHEAD ASSEMBLY - COMPLETE (1 required per assembly) INCLUDES CRANKCASE ASSEMBLY, CYLINDER PISTONS, CONNECTING RODS, CRANKSHAFT, BEARINGS, ETC.
POWERHEAD MARINE  O NLA
 

About Mercury Marine

OEM Part

POWERHEAD MARINE O NLA [ More info ]
Unavailable
#-- 27-84168M POWERHEAD GASKET SET (1 required per assembly) .
GASKET SET 27-84168M
27-84168M

About Mercury Marine

OEM Part

27-84168M - Gasket Set [ More info ]

Add to shopping cart $175.17
Available to order: Usually ships within 8 days. Explain stock levels