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Parts for Mariner 40B (CDI Ignition / Thru Prop. Exhaust) Crankcase & Cylinder Head

#1 870-7989M CRANKCASE ASS'Y (1 required per assembly)
870-7989M - CRANKCASE         O NLA
 

About Mercury Marine

OEM Part

870-7989M - CRANKCASE O NLA [ More info ]
Unavailable
#2 21-80727M CHECK VALVE 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 $18.00
10+ in stock. Explain stock levels

#3 17-81258M PIN,DOWEL (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

#4 22-80122M FITTING,DRAIN (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

#5 21-83329M FITTING,DRAIN (2 required per assembly)
CHECK VALVE,NLA 21-83329M
 

About Mercury Marine

OEM Part

21-83329M - Check Valve, NLA [ More info ]

Add to shopping cart $2.50
2 in stock. Explain stock levels

#6 17-82368M PIN,DOWEL (2 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

#7 10-82405M BOLT (9 required per assembly)
SCREW,NLA 10-82405M
 

About Mercury Marine

OEM Part

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

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

#8 12-81792M WASHER (9 required per assembly)
12-81792M - WASHER            O NLA
 

About Mercury Marine

OEM Part

12-81792M - WASHER O NLA [ More info ]
Unavailable
#9 10-83327M BOLT (6 required per assembly)
10-83327M - BOLT              O NLA
 

About Mercury Marine

OEM Part

10-83327M - BOLT O NLA [ More info ]
Unavailable
#10 12-81807M WASHER (6 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

#11 32-82000M HOSE (1 required per assembly)
32-82000M - HOSE              O - Replaced by 32-811045M
 

This part has been superseded.

32-82000M - 32-82000M - 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 32-81999M HOSE (1 required per assembly)
32-81999M - HOSE              O - Replaced by 32-84235M
 

This part has been superseded.

32-81999M - 32-81999M - HOSE O [ More info ]
Unavailable
Replaced by 32-84235M
32-84235M - HOSE              O - Replaced by 32-811045M
 

This part has been superseded.

32-84235M - 32-84235M - HOSE O [ More info ]
Unavailable
Replaced by 32-811045M
#13 54-82046M CLAMP (6 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

#14 32-83328M HOSE (1 required per assembly)
32-83328M - HOSE              O NLA
 

About Mercury Marine

OEM Part

32-83328M - HOSE O NLA [ More info ]
Unavailable
#15 22-80756M FITTING,WATER (1 required per assembly)
22-80756M - FITTING           O - Replaced by 22-94716M
 

This part has been superseded.

22-80756M - 22-80756M - FITTING 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

#16 32-94479M HOSE (1 required per assembly)
HOSE,NLA 32-94479M
 

About Mercury Marine

OEM Part

32-94479M - Hose, NLA [ More info ]

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

#17 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

#18 83330M ANODE (1 required per assembly)
ANODE,NLA 83330M
83330M

About Mercury Marine

OEM Part

83330M - Anode, NLA [ More info ]

Add to shopping cart $10.00
6 in stock. Explain stock levels

#19 10-82168M SCREW (1 required per assembly)
SCREW,NLA 10-82168M
 

About Mercury Marine

OEM Part

10-82168M - Screw, NLA [ More info ]

Add to shopping cart $1.25
10 in stock. Explain stock levels

#20 83331M BRACKET,ENGINE (1 required per assembly)
83331M - EYE               O - Replaced by -814553M
 

This part has been superseded.

83331M - 83331M - EYE O [ More info ]
Unavailable
Replaced by -814553M
BRACKET,NLA 814553M
 

About Mercury Marine

OEM Part

814553M - Bracket, NLA [ More info ]

Add to shopping cart $9.00
8 in stock. Explain stock levels

#21 10-82439M BOLT (2 required per assembly)
SCREW,NLA 10-82439M
 

About Mercury Marine

OEM Part

10-82439M - Screw, NLA [ More info ]

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

#22 13-82200M WASHER,LOCK (2 required per assembly)
13-82200M - WASHER            O - Replaced by 13-82215M
 

This part has been superseded.

13-82200M - 13-82200M - WASHER O [ More info ]
Unavailable
Replaced by 13-82215M
LOCKWASHER Note: must be ordered in multiples of 5 13-82215M
 

About Mercury Marine

OEM Part

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

Add to shopping cart $1.58
8 in stock. Explain stock levels

#23 968-6983M HEAD,CYLINDER (1 required per assembly)
968-6983M - HEAD              O NLA
 

About Mercury Marine

OEM Part

968-6983M - HEAD O NLA [ More info ]
Unavailable
#24 27-83332M GASKET,CYLINDER HEAD (1 required per assembly)
27-83332M - GASKET            O - Replaced by 27-97702M
27-83332M

This part has been superseded.

27-83332M - 27-83332M - GASKET O [ More info ]
Unavailable
Replaced by 27-97702M
27-97702M - GASKET            O - Replaced by 27-95414M
27-97702M

This part has been superseded.

27-97702M - 27-97702M - GASKET O [ More info ]
Unavailable
Replaced by 27-95414M
27-95414M - GASKET            O - Replaced by 27-95414
27-95414M

This part has been superseded.

27-95414M - 27-95414M - GASKET O [ More info ]
Unavailable
Replaced by 27-95414
GASKET 27-95414
27-95414

About Mercury Marine

OEM Part

27-95414 - Gasket [ More info ]

Add to shopping cart $39.42
Available to order: Usually ships within 8 days. Explain stock levels

#25 10-82408M BOLT (11 required per assembly)
BOLT,NLA 10-82408M
 

About Mercury Marine

OEM Part

10-82408M - Bolt, NLA [ More info ]

Add to shopping cart $3.75
10+ in stock. Explain stock levels

#26 12-80564M WASHER (11 required per assembly)
WASHER,NLA 12-80564M
 

About Mercury Marine

OEM Part

12-80564M - Washer, NLA [ More info ]

Add to shopping cart $2.00
4 in stock. Explain stock levels

#27 94480M COVER,CYLINDER HEAD (1 required per assembly)
COVER,NLA 94480M
 

About Mercury Marine

OEM Part

94480M - Cover, NLA [ More info ]

Add to shopping cart $32.00
1 in stock. Explain stock levels

#28 27-83334M GASKET,HEAD COVER (1 required per assembly)
Gasket,NLA 27-83334M
 

About Mercury Marine

OEM Part

27-83334M - Gasket,NLA [ More info ]

Add to shopping cart $8.00
2 in stock. Explain stock levels

#29 10-83539M BOLT (11 required per assembly)
1084058M 10-83539M
 

About Mercury Marine

OEM Part

10-83539M - Screw - Priced Individually [ More info ]

Add to shopping cart $1.55
10+ in stock. Explain stock levels

BOLT (M6 x 20) 10-84058M
10-84058M

About Mercury Marine

OEM Part

10-84058M - Bolt [ More info ]

Add to shopping cart $5.60
1 in stock. Explain stock levels

#30 13-82199M WASHER,LOCK (11 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. Explain stock levels

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

#31 81098M THERMOSTAT (1 required per assembly)
81098M - THERMOSTAT        O - Replaced by -99080M
 

This part has been superseded.

81098M - 81098M - THERMOSTAT O [ More info ]
Unavailable
Replaced by -99080M
THERMOSTAT 99080M
99080M

About Mercury Marine

OEM Part

99080M - Thermostat [ More info ]

Add to shopping cart $84.16
2 in stock. Explain stock levels

#32 83335M COVER,THERMOSTAT (1 required per assembly)
19255M 83335M
83335M

About Mercury Marine

OEM Part

83335M - Cover [ More info ]

Add to shopping cart $10.20
1 in stock. Explain stock levels

COVER,NLA 19255M
19255M

About Mercury Marine

OEM Part

19255M - Cover, NLA [ More info ]

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

#33 27-83336M GASKET,THERMOSTAT (1 required per assembly)
GASKET,NLA 27-83336M
27-83336M

About Mercury Marine

OEM Part

27-83336M - Gasket [ More info ]

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

#34 10-84237M BOLT (4 required per assembly)
10-84237M - BOLT              O - Replaced by 10-83285M
 

This part has been superseded.

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

#36 83337M INNER COVER,EXHAUST (1 required per assembly)
97707M 83337M
 

About Mercury Marine

OEM Part

83337M - Exhaust Cover [ More info ]

Add to shopping cart $11.85
1 in stock. Explain stock levels

97707M - INNER COVER       O NLA
 

About Mercury Marine

OEM Part

97707M - INNER COVER O NLA [ More info ]
Unavailable
#37 27-83338M GASKET, EXHAUST COVER (2 required per assembly)
27-83338M - GASKET            O - Replaced by 27-83338
 

This part has been superseded.

27-83338M - 27-83338M - GASKET O [ More info ]
Unavailable
Replaced by 27-83338
GASKET Note: must be ordered in multiples of 2 27-83338
 

About Mercury Marine

OEM Part

27-83338 - Gasket - Priced Individually [ More info ]

Add to shopping cart $8.40
Available to order: Usually ships within 8 days. Explain stock levels

#38 94481M OUTER COVER,EXHAUST (1 required per assembly)
94481M - COVER             O - Replaced by -97708M
 

This part has been superseded.

94481M - 94481M - COVER O [ More info ]
Unavailable
Replaced by -97708M
COVER,NLA 97708M
97708M

About Mercury Marine

OEM Part

97708M - Cover, NLA [ More info ]

Add to shopping cart $40.00
2 in stock. Explain stock levels

#41 33-82372M SPARK PLUG(B-8HS)NGK (2 required per assembly)
33-82372M - SPARK PLUG        O - Replaced by 33-8M0114741
33-82372M

This part has been superseded.

33-82372M - 33-82372M - SPARK PLUG O [ More info ]
Unavailable
Replaced by 33-8M0114741
33-8M0114741 - S PLUG B8HS @4    O
 

About Mercury Marine

OEM Part

33-8M0114741 - S PLUG B8HS @4 O [ More info ]
Unavailable
NGK B8HS/5510 SPARK PLUG (4)
B8HS

About NGK Spark Plugs

OEM Match

B8HS - NGK Spark Plug, 5510 [ More info ]

Add to shopping cart $2.80
10+ in stock. Explain stock levels

#42 25-82067M GROMMET (1 required per assembly)
25-82067M - GROMMET           O NLA
25-82067M

About Mercury Marine

OEM Part

25-82067M - GROMMET O NLA [ More info ]
Unavailable
#43 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 $15.00
10+ in stock. Explain stock levels

#44 24-83340M SPRING (1 required per assembly)
24-83340M - SPRING            O NLA
 

About Mercury Marine

OEM Part

24-83340M - SPRING O NLA [ More info ]
Unavailable
#45 22-81926M PLUG (1 required per assembly)
22-81926M - PLUG              O NLA
 

About Mercury Marine

OEM Part

22-81926M - PLUG O NLA [ More info ]
Unavailable
#46 27-81990M GASKET,PLUG (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

#47 83394M ANODE (1 required per assembly)
ANODE 97-83394M
 

About Mercury Marine

OEM Part

9783394M - Anode [ More info ]

Add to shopping cart $13.17
Available to order: Usually ships within 8 days. Explain stock levels

#48 10-91725M BOLT (1 required per assembly)
10-91725M - BOLT              O - Replaced by 10-826957M
 

This part has been superseded.

10-91725M - 10-91725M - BOLT O [ More info ]
Unavailable
Replaced by 10-826957M
BOLT,NLA 10-826957M
 

About Mercury Marine

OEM Part

10-826957M - Bolt, NLA [ More info ]

Add to shopping cart $3.50
10+ in stock. Explain stock levels

# 94482M POWERHEAD ASSEMBLY, COMPLETE (SEE NOTE) (1 required per assembly) REPLACEMENT PARTS
94482M - POWERHEAD MARINE  O NLA
 

About Mercury Marine

OEM Part

94482M - POWERHEAD MARINE O NLA [ More info ]
Unavailable
# 27-94483M GASKET SET, POWERHEAD (1 required per assembly) REPLACEMENT PARTS
GASKET SET,NLA 27-94483M
27-94483M

About Mercury Marine

OEM Part

27-94483M - Gasket Set [ More info ]

Add to shopping cart $72.00
2 in stock. Explain stock levels