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Parts for Mariner 55 HP Crankcase & Cylinder Head

#0-1 870-6830M CRANKCASE ASS"Y (1 required per assembly)
629-6830M - CRANKCASE ASSEMBL  - Replaced by 629-8813M
 

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

About Mercury Marine

OEM Part

629-8813M - Connecting Rod, NLA [ More info ]

Add to shopping cart $40.00
10+ In Stock.

#1 21-80727M CHECK VAVLE ASS'Y (1 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 $25.54
10+ In Stock.

#2 22-82975M ELBOW, CHECK VALVE (1 required per assembly)
ELBOW,NLA 22-82975M
 

About Mercury Marine

OEM Part

22-82975M - Elbow, NLA [ More info ]

Add to shopping cart $4.00
10+ In Stock.

#3 21-80107M VALVE, CHECK (1 required per assembly)
CHECK VALVE,NLA 21-80107M
 

About Mercury Marine

OEM Part

21-80107M - Check Valve, NLA [ More info ]

Add to shopping cart $2.00
10+ In Stock.

#4 22-80122M FITTING,CRANKCASE DRAIN (1 required per assembly)
FITTING 22-80122M
 

About Mercury Marine

OEM Part

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

Add to shopping cart $1.50
6 In Stock.

#6 17-82368M PIN, DOWEL CRANKCASE (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 $1.50
10 In Stock.

#7 10-82405M BOLT, CRANKCASE ATTACHING (8 required per assembly)
SCREW,NLA 10-82405M
 

About Mercury Marine

OEM Part

10-82405M - Screw, NLA [ More info ]

Add to shopping cart $9.99
10+ In Stock.

#8 12-81792M WASHER, CRANKCASE BOLT (8 required per assembly)
WASHER,NLA 12-81792M
 

About Mercury Marine

OEM Part

12-81792M - Washer, Crankcase Bolt, NLA [ More info ]

Add to shopping cart $2.00
5 In Stock.

#9 54-82033M CLAMP, WIRE (1 required per assembly)
CLAMP,NLA 54-82033M
 

About Mercury Marine

OEM Part

54-82033M - Clamp [ More info ]

Add to shopping cart $5.00
10+ In Stock.

#10 10-82410M BOLT, CRANKCASE ATTACHING (4 required per assembly)
10-82410M - BOLT               NLA
 

About Mercury Marine

OEM Part

10-82410M - BOLT,NLA [ More info ]
Unavailable
#11 12-81807M WASHER, CRANKCASE BOLT (6 required per assembly)
WASHER,NLA 12-81807M
 

About Mercury Marine

OEM Part

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

Add to shopping cart $2.09
10+ In Stock.

#12 11-82387M NUT, CRANKCASE STUD (2 required per assembly)
11-82387M - NUT                NLA
 

About Mercury Marine

OEM Part

11-82387M - NUT,NLA [ More info ]
Unavailable
#13 16-81735M STUD, INTAKE MANIFOLD ATTACHING (8 required per assembly)
16-81735M - STUD               NLA
 

About Mercury Marine

OEM Part

16-81735M - STUD [ More info ]
Unavailable
#14 32-81995M HOSE, DRAIN (1 required per assembly)
32-81995M - HOSE               - Replaced by 32-811045M
 

32-81995M - Hose [ More info ]
Unavailable
32-811045M - HOSE               NLA
 

About Mercury Marine

OEM Part

32-811045M - Hose, NLA [ More info ]
Unavailable
#15 54-82046M CLAMP, DRAIN HOSE (2 required per assembly)
CLIP,NLA 54-82046M
 

About Mercury Marine

OEM Part

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

Add to shopping cart $1.25
10+ In Stock.

#16 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 $1.25
1 In Stock.

#17 16-81743M STUD, CRANKCASE ATTACHING (2 required per assembly)
STUD,NLA 16-81743M
 

About Mercury Marine

OEM Part

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

Add to shopping cart $3.00
10+ In Stock.

#18 16-81740M STUD, DRIVESHAFT HOUSING ATTACHING (8 required per assembly) SERIAL 00000000-00002147
16-81740M - STUD               NLA
 

About Mercury Marine

OEM Part

16-81740M - STUD,NLA [ More info ]
Unavailable
#19 81255M ANODE (1 required per assembly)
ANODE,NLA 81255M
81255M

About Mercury Marine

OEM Part

81255M - Anode, NLA [ More info ]

Add to shopping cart $8.00
10+ In Stock.

#20 10-82527M SCREW, ANODE ATTACHING (2 required per assembly)
1082532M 10-82527M
 

About Mercury Marine

OEM Part

10-82527M - Screw [ More info ]

Add to shopping cart $0.20
2 In Stock.

SCREW 10-82532M
10-82532M

About Mercury Marine

OEM Part

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

Add to shopping cart $1.11
3 In Stock.

#21 968-6824M HEAD, CYLINDER (1 required per assembly)
968-6824M - CYLINDER HEAD      - Replaced by 968-7974M
 

968-6824M - Cylinder Head [ More info ]
Unavailable
CYLINDER HEAD,NLA 968-7974M
 

About Mercury Marine

OEM Part

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

Add to shopping cart $80.00
7 In Stock.

#22 27-81252M GASKET, CYLINDER HEAD (1 required per assembly)
27-81252M - GASKET             - Replaced by 27-19140M
 

27-81252M - Cylinder Head Gasket [ More info ]
Unavailable
27-19140M - GASKET             - Replaced by 27-19140
 

27-19140M - Cylinder Head Gasket [ More info ]
Unavailable
GASKET 27-19140
 

About Mercury Marine

OEM Part

27-19140 - Gasket [ More info ]

Add to shopping cart $56.75
Available to Order: Usually ships within 10 days.

#23 10-82409M BOLT, CYLINDER HEAD ATTACHING (10 required per assembly)
10-82409M - BOLT               NLA
 

About Mercury Marine

OEM Part

10-82409M - Bolt, NLA [ More info ]
Unavailable
#24 12-80564M WASHER, CYLINDER HEAD BOLT (10 required per assembly)
WASHER,NLA 12-80564M
 

About Mercury Marine

OEM Part

12-80564M - Washer, Cylinder Head Bolt, NLA [ More info ]

Add to shopping cart $1.50
4 In Stock.

#25 81253M COVER, CYLINDER HEAD (1 required per assembly)
81253M - COVER              NLA
 

About Mercury Marine

OEM Part

81253M - Cover, NLA [ More info ]
Unavailable
#26 27-81254M GASKET< CYLINFER HEAD COVER (1 required per assembly)
GASKET,NLA 27-81254M
 

About Mercury Marine

OEM Part

27-81254M - Cylinder Head Cover Gasket [ More info ]

Add to shopping cart $5.63
10+ In Stock.

#27 10-82424M BOLT (21 required per assembly)
10-82424M - BOLT               - Replaced by 10-83539M
 

10-82424M - BOLT Note: Priced Individually [ More info ]
Unavailable
10-83539M - BOLT (M6 x 20)     - Replaced by 10-84058M
 

This part has been superseded.

10-83539M - 10-83539M - BOLT (M6 x 20) [ 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 $7.50
Available to Order: Usually ships within 10 days.

#28 13-82199M WASHER (25 required per assembly)
1282214M 13-82199M
 

About Mercury Marine

OEM Part

13-82199M - LockWasher - Priced Individually [ More info ]

Add to shopping cart $0.25
8 In Stock.

WASHER 12-82214M
 

About Mercury Marine

OEM Part

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

Add to shopping cart $4.90
10+ In Stock.

#29 81267M VALVE, PRESSURE CONTROL (1 required per assembly)
POPPET,NLA 81267M
81267M

About Mercury Marine

OEM Part

81267M - Poppet, NLA [ More info ]

Add to shopping cart $19.99
10+ In Stock.

#30 24-82086M SPRING, VALVE COMPRESSION (1 required per assembly)
24-82086M - SPRING             NLA
 

About Mercury Marine

OEM Part

24-82086M - Spring, Compression,NLA [ More info ]
Unavailable
#31 25-82067M GROMMET, CONTROL VALVE (1 required per assembly)
GROMMET,NLA 25-82067M
25-82067M

About Mercury Marine

OEM Part

25-82067M - Grommet, NLA [ More info ]

Add to shopping cart $12.49
Available to Order: Usually ships within 10 days.

#32 81098M THERMOSTAT (1 required per assembly)
81098M - THERMOSTAT         - Replaced by -99080M
 

81098M - Thermostat [ More info ]
Unavailable
THERMOSTAT 99080M
99080M

About Mercury Marine

OEM Part

99080M - Thermostat [ More info ]

Add to shopping cart $114.09
3 In Stock.

#33 81265M COVER, THERMOSTAT (1 required per assembly)
81265M - COVER              NLA
 

About Mercury Marine

OEM Part

81265M - Cover, NLA [ More info ]
Unavailable
#34 27-81266M GASKET, THERMOSTAT COVER (1 required per assembly)
GASKET 27-81266M
27-81266M

About Mercury Marine

OEM Part

27-81266M - Thermostat Cover Gasket [ More info ]

Add to shopping cart $6.50
Available to Order: Usually ships within 10 days.

#35 10-82426M BOLT, THERMOSTAT COVER ATTACHING (4 required per assembly)
10-82426M - BOLT               - Replaced by 10-84237M
 

10-82426M - BOLT [ More info ]
Unavailable
10-84237M - BOLT               - Replaced by 10-83285M
 

10-84237M - SCREW Note: Priced Individually [ More info ]
Unavailable
SCREW,NLA 10-83285M
10-83285M

About Mercury Marine

OEM Part

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

Add to shopping cart $4.43
7 In Stock.

#36 81330M COVER,EXHAUST-OUTER (1 required per assembly)
81330M - COVER              NLA
 

About Mercury Marine

OEM Part

81330M - Cover, NLA [ More info ]
Unavailable
#37 27-81331M GASKEET, EXHAUST COVER (1 required per assembly)
27-81331M - GASKET             NLA
 

About Mercury Marine

OEM Part

27-81331M - GASKET,NLA [ More info ]
Unavailable
#38 22-80756M FITTING, EXHAUST COVER (1 required per assembly)
22-80756M - FITTING            - Replaced by 22-94716M
 

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

About Mercury Marine

OEM Part

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

Add to shopping cart $3.00
7 In Stock.

#39 32-81324M HOSE, EXHAUST COVER (1 required per assembly)
HOSE,NLA 32-81324M
 

About Mercury Marine

OEM Part

32-81324M - Hose, NLA [ More info ]

Add to shopping cart $8.88
3 In Stock.

#40 54-82047M CLAMP< EXHAUST COVER HOSE (2 required per assembly)
54-82047M - CLAMP
 

About Mercury Marine

OEM Part

54-82047M - Clip - Priced Individually [ More info ]
Unavailable
#41 22-81926M PLUG, COVER (1 required per assembly)
22-81926M - PLUG               NLA
 

About Mercury Marine

OEM Part

22-81926M - Plug, NLA [ More info ]
Unavailable
#42 27-81990M GASKET, COVER PLUG (1 required per assembly)
GASKET 27-81990M
 

About Mercury Marine

OEM Part

27-81990M - Plug Gasket [ More info ]

Add to shopping cart $1.70 $0.96
4 In Stock.

#43 33-82372M PLUG,SPARKS B-8HS(NGK) (2 required per assembly)
33-82372M - SPARK PLUG         - Replaced by 33-8M0114741
33-82372M

33-82372M - NGK B8HS - Priced Individually [ More info ]
Unavailable
SP B8HS-68 33-8M0114741
 

About Mercury Marine

OEM Part

338M0114741 - SP B8HS-68 - Priced Individually [ More info ]

Add to shopping cart $7.90
Available to Order: Usually ships within 10 days.

NGK PLUG(5510) B8HS
B8HS

About NGK Spark Plugs

OEM Match

B8HS - NGK Spark Plug, 5510 [ More info ]

Add to shopping cart $2.50 $2.43
Available to Order: Usually ships within 10 days.

#0-2 87-82985M STOP SWITCH KIT (1 required per assembly)
87-82985M - SWITCH KIT Stop    NLA
 

About Mercury Marine

OEM Part

87-82985M - Switch,NLA [ More info ]
Unavailable
#44 87-81526M >STOP SWITCH (1 required per assembly)
87-81526M - SWITCH ASSEMBLY S  NLA
 

About Mercury Marine

OEM Part

87-81526M - Switch,NLA [ More info ]
Unavailable
#45 10-82417M BOLT, STOP SWITCH BOLT (1 required per assembly)
BOLT,NLA 10-82417M
 

About Mercury Marine

OEM Part

10-82417M - Bolt, NLA [ More info ]

Add to shopping cart $1.88
10+ In Stock.

#47 25-82057M GROMMET (1 required per assembly)
GROMMET,NLA 25-82057M
 

About Mercury Marine

OEM Part

25-82057M - Grommet, Terminal Strip Attaching,NLA [ More info ]

Add to shopping cart $2.00
10+ In Stock.

#48 54-82042M CLAMP (1 required per assembly)
54-82042M - CLAMP              NLA
 

About Mercury Marine

OEM Part

54-82042M - CLAMP,NLA [ More info ]
Unavailable
#49 81251M BRACKET LIFT (1 required per assembly)
81251M - BRACKET LIFT       - Replaced by -41827M
 

81251M - Bracket [ More info ]
Unavailable
HANGER,NLA 41827M
 

About Mercury Marine

OEM Part

41827M - Hanger, NLA [ More info ]

Add to shopping cart $6.00
10+ In Stock.

#50 10-82440M BOLT, LIFT BRACKET ATTACHING (1 required per assembly)
10-82440M - BOLT @2            - Replaced by 10-84342M
 

10-82440M - BOLT Note: Priced Individually [ More info ]
Unavailable
BOLT,NLA 10-84342M
 

About Mercury Marine

OEM Part

10-84342M - Bolt, NLA [ More info ]

Add to shopping cart $4.13
10 In Stock.

#51 12-82200M LOCK WASHER, BRACKET BOLT (1 required per assembly)
13-82200M - WASHER             - Replaced by 13-82215M
 

13-82200M - LOCKWASHER Note: Priced Individually [ More info ]
Unavailable
LOCKWASHER 13-82215M
 

About Mercury Marine

OEM Part

13-82215M - LockWasher - Priced Individually [ More info ]

Add to shopping cart $2.30
Available to Order: Usually ships within 10 days.

#52 54-82041M CALMP (1 required per assembly) SERIAL 00000000-00002005
54-82041M - CLAMP              NLA
 

About Mercury Marine

OEM Part

54-82041M - CLAMP,NLA [ More info ]
Unavailable
#53 54-82037M CLAMP (1 required per assembly) SERIAL 00000000-00002120
CLAMP,NLA 54-82037M
 

About Mercury Marine

OEM Part

54-82037M - Clamp [ More info ]

Add to shopping cart $2.00
10+ In Stock.


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