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Parts for Mariner 55 HP Crankcase & Cylinder Head

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#0-1 870-6830M CRANKCASE ASS"Y (1 required per assembly)
CONNECTING ROD    O - Replaced by 629-8813M  
629-6830MThis part has been superseded. CONNECTING ROD O - Replaced by 629-8813M
(more info)
    UnavailableUnavailable Parts
CONNECTING ROD,NLA 629-8813M  
629-8813MOEM Part 629-8813M - Connecting Rod, NLA (more info) About Mercury Marine $267.00 $267.00 Add to shopping cart
10+ in stock. Explain stock levels
#1 21-80727M CHECK VAVLE ASS'Y (1 required per assembly)
CHECK VALVE,NLA 21-80727M 21-80727M
21-80727MOEM Part 21-80727M - Check Valve, NLA (more info) About Mercury Marine $15.00 $15.00 Add to shopping cart
10+ in stock. Explain stock levels
#2 22-82975M ELBOW, CHECK VALVE (1 required per assembly)
ELBOW,NLA 22-82975M  
22-82975MOEM Part 22-82975M - Elbow, NLA (more info) About Mercury Marine $8.00 $8.00 Add to shopping cart
10+ in stock. Explain stock levels
#3 21-80107M VALVE, CHECK (1 required per assembly)
CHECK VALVE,NLA 21-80107M  
21-80107MOEM Part 21-80107M - Check Valve, NLA (more info) About Mercury Marine $5.00 $5.00 Add to shopping cart
10+ in stock. Explain stock levels
#4 22-80122M FITTING,CRANKCASE DRAIN (1 required per assembly)
FITTING Note: must be ordered in multiples of 2,NLA 22-80122M  
22-80122MOEM Part 22-80122M - Fitting - Priced Individually, NLA (more info) About Mercury Marine $4.00 $4.00 Add to shopping cart
7 in stock. Explain stock levels
#6 17-82368M PIN, DOWEL CRANKCASE (1 required per assembly)
PIN-DOWEL,NLA 17-82368M  
17-82368MOEM Part 17-82368M - Pin -Dowel, NLA (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
10+ in stock. Explain stock levels
#7 10-82405M BOLT, CRANKCASE ATTACHING (8 required per assembly)
SCREW,NLA 10-82405M  
10-82405MOEM Part 10-82405M - Screw, NLA (more info) About Mercury Marine $6.25 $6.25 Add to shopping cart
10+ in stock. Explain stock levels
#8 12-81792M WASHER, CRANKCASE BOLT (8 required per assembly)
WASHER @5         O NLA  
12-81792M WASHER @5 O NLA
(more info)
    UnavailableUnavailable Parts
#9 54-82033M CLAMP, WIRE (1 required per assembly)
CLAMP,NLA 54-82033M  
54-82033MOEM Part 54-82033M - Clamp, NLA (more info) About Mercury Marine $9.00 $9.00 Add to shopping cart
10+ in stock. Explain stock levels
#10 10-82410M BOLT, CRANKCASE ATTACHING (4 required per assembly)
BOLT              O NLA  
10-82410M BOLT O NLA
(more info)
    UnavailableUnavailable Parts
#11 12-81807M WASHER, CRANKCASE BOLT (6 required per assembly)
WASHER,NLA 12-81807M  
12-81807MOEM Part 12-81807M - Washer, NLA (more info) About Mercury Marine $2.50 $2.50 Add to shopping cart
10+ in stock. Explain stock levels
#12 11-82387M NUT, CRANKCASE STUD (2 required per assembly)
NUT               O NLA  
11-82387M NUT O NLA
(more info)
    UnavailableUnavailable Parts
#13 16-81735M STUD, INTAKE MANIFOLD ATTACHING (8 required per assembly)
STUD              O NLA  
16-81735M STUD O NLA
(more info)
    UnavailableUnavailable Parts
#14 32-81995M HOSE, DRAIN (1 required per assembly)
HOSE              O - Replaced by 32-811045M  
32-81995MThis part has been superseded. HOSE O - Replaced by 32-811045M
(more info)
    UnavailableUnavailable Parts
HOSE,NLA 32-811045M  
32-811045MOEM Part 32-811045M - Hose, NLA (more info) About Mercury Marine $5.00 $5.00 Add to shopping cart
1 in stock. Explain stock levels
#15 54-82046M CLAMP, DRAIN HOSE (2 required per assembly)
CLIP,NLA 54-82046M  
54-82046MOEM Part 54-82046M - Clip, NLA (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
10+ in stock. Explain stock levels
#16 17-81258M LOCK, BEARING (2 required per assembly)
PIN-DOWEL,NLA 17-81258M  
17-81258MOEM Part 17-81258M - Pin -Dowel, NLA (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
2 in stock. Explain stock levels
#17 16-81743M STUD, CRANKCASE ATTACHING (2 required per assembly)
STUD,NLA 16-81743M  
16-81743MOEM Part 16-81743M - Stud, NLA (more info) About Mercury Marine $9.00 $9.00 Add to shopping cart
10+ in stock. Explain stock levels
#18 16-81740M STUD, DRIVESHAFT HOUSING ATTACHING (8 required per assembly) SERIAL 00000000-00002147
STUD              O NLA  
16-81740M STUD O NLA
(more info)
    UnavailableUnavailable Parts
#19 81255M ANODE (1 required per assembly)
ANODE,NLA 81255M 81255M
81255MOEM Part 81255M - Anode, NLA (more info) About Mercury Marine $21.25 $21.25 Add to shopping cart
10+ in stock. Explain stock levels
#20 10-82527M SCREW, ANODE ATTACHING (2 required per assembly)
1082532M 10-82527M  
10-82527MOEM Part 10-82527M - Screw (more info) About Mercury Marine $0.20 $0.20 Add to shopping cart
4 in stock. Explain stock levels
SCREW Note: must be ordered in multiples of 2 10-82532M 10-82532M
10-82532MOEM Part 10-82532M - Screw - Priced Individually (more info) About Mercury Marine $1.00 $1.00 Add to shopping cart
2 in stock. Explain stock levels
#21 968-6824M HEAD, CYLINDER (1 required per assembly)
CYLINDER HEAD     O - Replaced by 968-7974M  
968-6824MThis part has been superseded. CYLINDER HEAD O - Replaced by 968-7974M
(more info)
    UnavailableUnavailable Parts
CYLINDER HEAD,NLA 968-7974M  
968-7974MOEM Part 968-7974M - Cylinder Head, NLA (more info) About Mercury Marine $165.00 $165.00 Add to shopping cart
6 in stock. Explain stock levels
#22 27-81252M GASKET, CYLINDER HEAD (1 required per assembly)
GASKET            O - Replaced by 27-19140M  
27-81252MThis part has been superseded. GASKET O - Replaced by 27-19140M
(more info)
    UnavailableUnavailable Parts
GASKET            O - Replaced by 27-19140  
27-19140MThis part has been superseded. GASKET O - Replaced by 27-19140
(more info)
    UnavailableUnavailable Parts
GASKET 27-19140  
27-19140OEM Part 27-19140 - Gasket (more info) About Mercury Marine $41.83 $41.83 Add to shopping cart
Available to order:
Usually ships
within 8 days
#23 10-82409M BOLT, CYLINDER HEAD ATTACHING (10 required per assembly)
BOLT,NLA 10-82409M  
10-82409MOEM Part 10-82409M - Bolt, NLA (more info) About Mercury Marine $5.00 $5.00 Add to shopping cart
1 in stock. Explain stock levels
#24 12-80564M WASHER, CYLINDER HEAD BOLT (10 required per assembly)
WASHER,NLA 12-80564M  
12-80564MOEM Part 12-80564M - Washer, NLA (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
4 in stock. Explain stock levels
#25 81253M COVER, CYLINDER HEAD (1 required per assembly)
COVER             O NLA  
81253M COVER O NLA
(more info)
    UnavailableUnavailable Parts
#26 27-81254M GASKET< CYLINFER HEAD COVER (1 required per assembly)
GASKET,NLA 27-81254M  
27-81254MOEM Part 27-81254M - Gasket (more info) About Mercury Marine $6.25 $6.25 Add to shopping cart
10+ in stock. Explain stock levels
#27 10-82424M BOLT (21 required per assembly)
BOLT @10          O - Replaced by 10-83539M  
10-82424MThis part has been superseded. BOLT @10 O - Replaced by 10-83539M
(more info)
    UnavailableUnavailable Parts
SCREW @2          O - Replaced by 10-84058M  
10-83539MThis part has been superseded. SCREW @2 O - Replaced by 10-84058M
(more info)
    UnavailableUnavailable Parts
BOLT (M6 x 20) 10-84058M 10-84058M
10-84058MOEM Part 10-84058M - Bolt (more info) About Mercury Marine $5.50 $5.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
#28 13-82199M WASHER (25 required per assembly)
1282214M 13-82199M  
13-82199MOEM Part 13-82199M - LockWasher - Priced Individually (more info) About Mercury Marine $0.25 $0.25 Add to shopping cart
8 in stock. Explain stock levels
WASHER Note: must be ordered in multiples of 5 12-82214M  
12-82214MOEM Part 12-82214M - Washer - Priced Individually (more info) About Mercury Marine $5.20 $5.20 Add to shopping cart
10+ in stock. Explain stock levels
#29 81267M VALVE, PRESSURE CONTROL (1 required per assembly)
POPPET,NLA 81267M 81267M
81267MOEM Part 81267M - Poppet, NLA (more info) About Mercury Marine $12.50 $12.50 Add to shopping cart
10+ in stock. Explain stock levels
#30 24-82086M SPRING, VALVE COMPRESSION (1 required per assembly)
SPRING,NLA 24-82086M  
24-82086MOEM Part 24-82086M - Spring, NLA (more info) About Mercury Marine $6.00 $6.00 Add to shopping cart
4 in stock. Explain stock levels
#31 25-82067M GROMMET, CONTROL VALVE (1 required per assembly)
GROMMET,NLA 25-82067M 25-82067M
25-82067MOEM Part 25-82067M - Grommet, NLA (more info) About Mercury Marine $10.00 $10.00 Add to shopping cart
3 in stock. Explain stock levels
#32 81098M THERMOSTAT (1 required per assembly)
THERMOSTAT        O - Replaced by -99080M  
81098MThis part has been superseded. THERMOSTAT O - Replaced by -99080M
(more info)
    UnavailableUnavailable Parts
THERMOSTAT 99080M 99080M
99080MOEM Part 99080M - Thermostat (more info) About Mercury Marine $82.08 $82.08 Add to shopping cart
Available to order:
Usually ships
within 8 days
#33 81265M COVER, THERMOSTAT (1 required per assembly)
COVER             O NLA  
81265M COVER O NLA
(more info)
    UnavailableUnavailable Parts
#34 27-81266M GASKET, THERMOSTAT COVER (1 required per assembly)
GASKET Note: must be ordered in multiples of 2 27-81266M 27-81266M
27-81266MOEM Part 27-81266M - Gasket - Priced Individually (more info) About Mercury Marine $4.80 $4.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#35 10-82426M BOLT, THERMOSTAT COVER ATTACHING (4 required per assembly)
BOLT              O - Replaced by 10-84237M  
10-82426MThis part has been superseded. BOLT O - Replaced by 10-84237M
(more info)
    UnavailableUnavailable Parts
SCREW @10         O - Replaced by 10-83285M  
10-84237MThis part has been superseded. SCREW @10 O - Replaced by 10-83285M
(more info)
    UnavailableUnavailable Parts
BOLT 10-83285M 10-83285M
10-83285MOEM Part 10-83285M - Screw - Priced Individually (more info) About Mercury Marine $3.50 $3.50 Add to shopping cart
10+ in stock. Explain stock levels
#36 81330M COVER,EXHAUST-OUTER (1 required per assembly)
COVER             O NLA  
81330M COVER O NLA
(more info)
    UnavailableUnavailable Parts
#37 27-81331M GASKEET, EXHAUST COVER (1 required per assembly)
GASKET            O NLA  
27-81331M GASKET O NLA
(more info)
    UnavailableUnavailable Parts
#38 22-80756M FITTING, EXHAUST COVER (1 required per assembly)
CONNECTOR         O - Replaced by 22-94716M  
22-80756MThis part has been superseded. CONNECTOR O - Replaced by 22-94716M
(more info)
    UnavailableUnavailable Parts
CONNECTOR,NLA 22-94716M  
22-94716MOEM Part 22-94716M - Connector, NLA (more info) About Mercury Marine $7.50 $7.50 Add to shopping cart
10+ in stock. Explain stock levels
#39 32-81324M HOSE, EXHAUST COVER (1 required per assembly)
HOSE              O NLA  
32-81324M HOSE O NLA
(more info)
    UnavailableUnavailable Parts
#40 54-82047M CLAMP< EXHAUST COVER HOSE (2 required per assembly)
CLAMP 54-82047M  
54-82047MOEM Part 54-82047M - Clip - Priced Individually (more info) About Mercury Marine $5.20 $5.20 Add to shopping cart
10+ in stock. Explain stock levels
#41 22-81926M PLUG, COVER (1 required per assembly)
PLUG              O NLA  
22-81926M PLUG O NLA
(more info)
    UnavailableUnavailable Parts
#42 27-81990M GASKET, COVER PLUG (1 required per assembly)
GASKET 27-81990M  
27-81990MOEM Part 27-81990M - Gasket (more info) About Mercury Marine $1.40 $0.78 Add to shopping cart
10+ in stock. Explain stock levels
#43 33-82372M PLUG,SPARKS B-8HS(NGK) (2 required per assembly)
S-PLUG B8HS @10   O - Replaced by 33-8M0114741 33-82372M
33-82372MThis part has been superseded. S-PLUG B8HS @10 O - Replaced by 33-8M0114741
(more info)
    UnavailableUnavailable Parts
S PLUG B8HS @4    O  
33-8M0114741 S PLUG B8HS @4 O
(more info)
    UnavailableUnavailable Parts
NGK B8HS/5510 SPARK PLUG (4) B8HS
B8HSOEM Match B8HS - NGK Spark Plug, 5510 (more info)
Replaces OEM #0509570
About NGK Spark Plugs $2.79 Add to shopping cart
10+ in stock. Explain stock levels
#0-2 87-82985M STOP SWITCH KIT (1 required per assembly)
SWITCH            O NLA  
87-82985M SWITCH O NLA
(more info)
    UnavailableUnavailable Parts
#44 87-81526M >STOP SWITCH (1 required per assembly)
SWITCH            O NLA  
87-81526M SWITCH O NLA
(more info)
    UnavailableUnavailable Parts
#45 10-82417M BOLT, STOP SWITCH BOLT (1 required per assembly)
BOLT,NLA 10-82417M  
10-82417MOEM Part 10-82417M - Bolt, NLA (more info) About Mercury Marine $2.50 $2.50 Add to shopping cart
9 in stock. Explain stock levels
#47 25-82057M GROMMET (1 required per assembly)
GROMMET,NLA 25-82057M  
25-82057MOEM Part 25-82057M - Grommet, NLA (more info) About Mercury Marine $5.00 $5.00 Add to shopping cart
10+ in stock. Explain stock levels
#48 54-82042M CLAMP (1 required per assembly)
CLAMP             O NLA  
54-82042M CLAMP O NLA
(more info)
    UnavailableUnavailable Parts
#49 81251M BRACKET LIFT (1 required per assembly)
BRACKET           O - Replaced by -41827M  
81251MThis part has been superseded. BRACKET O - Replaced by -41827M
(more info)
    UnavailableUnavailable Parts
HANGER,NLA 41827M  
41827MOEM Part 41827M - Hanger, NLA (more info) About Mercury Marine $12.50 $12.50 Add to shopping cart
10+ in stock. Explain stock levels
#50 10-82440M BOLT, LIFT BRACKET ATTACHING (1 required per assembly)
BOLT @2           O - Replaced by 10-84342M  
10-82440MThis part has been superseded. BOLT @2 O - Replaced by 10-84342M
(more info)
    UnavailableUnavailable Parts
BOLT,NLA 10-84342M  
10-84342MOEM Part 10-84342M - Bolt, NLA (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
10+ in stock. Explain stock levels
#51 12-82200M LOCK WASHER, BRACKET BOLT (1 required per assembly)
LOCKWASHER @10    O - Replaced by 13-82215M  
13-82200MThis part has been superseded. LOCKWASHER @10 O - Replaced by 13-82215M
(more info)
    UnavailableUnavailable Parts
LOCKWASHER Note: must be ordered in multiples of 5 13-82215M  
13-82215MOEM Part 13-82215M - LockWasher - Priced Individually (more info) About Mercury Marine $4.50 $4.50 Add to shopping cart
10+ in stock. Explain stock levels
#52 54-82041M CALMP (1 required per assembly) SERIAL 00000000-00002005
CLAMP             O NLA  
54-82041M CLAMP O NLA
(more info)
    UnavailableUnavailable Parts
#53 54-82037M CLAMP (1 required per assembly) SERIAL 00000000-00002120
CLAMP,NLA 54-82037M  
54-82037MOEM Part 54-82037M - Clamp, NLA (more info) About Mercury Marine $5.00 $5.00 Add to shopping cart
10+ in stock. Explain stock levels