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Parts for Mariner K25 Crankcase & Cylinder Head

#0-1 870-8493M CRANKCASE ASSEMBLY (1 required per assembly)
870-8493M - CYLINDER BLOCK     NLA
 

About Mercury Marine

OEM Part

870-8493M - CYLINDER BLOCK NLA [ More info ]
Unavailable
#1 22-80743M FITTING (1 required per assembly)
FITTING,NLA 22-80743M
 

About Mercury Marine

OEM Part

22-80743M - Fitting, NLA [ More info ]

Add to shopping cart $8.00
3 In Stock.

#2 21-80727M CHECK VALVE ASSEMBLY (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.

#3 22-80122M FITTING (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.

#4 32-84731M HOSE (2 required per assembly)
32-84731M - HOSE               - Replaced by 32-811045M
 

32-84731M - Hose [ More info ]
Unavailable
32-811045M - HOSE               NLA
 

About Mercury Marine

OEM Part

32-811045M - Hose, NLA [ More info ]
Unavailable
#5 33-53098 SPARK PLUG (2 required per assembly)
3382371M 33-53098
 

About Mercury Marine

OEM Part

33-53098 - SPARK PLUG - Priced Individually [ More info ]

Add to shopping cart $2.99
4 In Stock.

33-82371M - SPARK PLUG         - Replaced by 33-8M0114739
33-82371M

33-82371M - NGK B7HS - Priced Individually [ More info ]
Unavailable
SP B7HS-82 33-8M0114739
 

About Mercury Marine

OEM Part

33-8M0114739 - Spark Plug B7HS-82 - Priced Individually [ More info ]

Add to shopping cart $6.30
Available to Order: Usually ships within 10 days.

NGK PLUG(5110) B7HS
B7HS

About NGK Spark Plugs

OEM Match

B7HS - NGK Spark Plug, 5110 [ More info ]

Add to shopping cart $4.08
10+ In Stock.

CHAMPION PLUG (#811M) L82C
L82C

About Champion Spark Plugs

OEM Match

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

Add to shopping cart $3.73 $3.40
10+ In Stock.

#6 54-82046M CLIP (4 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.

#7 17-82364M PIN (2 required per assembly)
PIN-DOWEL,NLA 17-82364M
 

About Mercury Marine

OEM Part

17-82364M - Pin -Dowel - Priced Individually [ More info ]

Add to shopping cart $3.75
10+ In Stock.

#8 10-41884M BOLT (8 required per assembly)
10-41884M - BOLT (M8 x 55)     - Replaced by 10-8M0101617
10-41884M

10-41884M - Bolt [ More info ]
Unavailable
10-8M0101617 - BOLT
 

About Mercury Marine

OEM Part

108M0101617 - Bolt [ More info ]
Unavailable
#9 10-41885M BOLT (12 required per assembly)
BOLT,NLA 10-41885M
 

About Mercury Marine

OEM Part

10-41885M - Bolt, NLA [ More info ]

Add to shopping cart $6.67
10+ In Stock.

#10 81094M ANODE (1 required per assembly)
ANODE,NLA 81094M
81094M

About Mercury Marine

OEM Part

81094M - Anode, NLA [ More info ]

Add to shopping cart $8.00
10+ In Stock.

#11 10-81757M SCREW (2 required per assembly)
10-81757M - SCREW @2           NLA
 

About Mercury Marine

OEM Part

10-81757M - SCREW,NLA [ More info ]
Unavailable
#12 968-8494M CYLINDER HEAD (1 required per assembly)
968-8494M - CYLINDER HEAD      NLA
 

About Mercury Marine

OEM Part

968-8494M - CYLINDER HEAD NLA [ More info ]
Unavailable
#13 27-43074M GASKET (1 required per assembly)
GASKET,NLA 27-43074M
27-43074M

About Mercury Marine

OEM Part

27-43074M - Cylinder Head Gasket [ More info ]

Add to shopping cart $39.99
10+ In Stock.

#14 814554M THERMOSTAT (M-001245 ML-307394 AND ABOVE) (1 required per assembly)
814554M - THERMOSTAT         - Replaced by -814554001
 

814554M - Thermostat [ More info ]
Unavailable
814554001 - THERMOSTAT         - Replaced by -814554T01
814554001

814554001 - Thermostat [ More info ]
Unavailable
THERMOSTAT YAM# 6F5-12411-03-00 814554T01
814554T01

About Mercury Marine

OEM Part

814554T01 - Thermostat [ More info ]

Add to shopping cart $99.83
Available to Order: Usually ships within 10 days.

#14 81098M THERMOSTAT (M-001244 ML-307393 AND BELOW) (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.

#15 12-81835M WASHER (1 required per assembly)
WASHER 12-81835M
 

About Mercury Marine

OEM Part

12-81835M - Washer, Thermostat Spacer [ More info ]

Add to shopping cart $8.50
10+ In Stock.

#16 27-80566M GASKET (1 required per assembly)
Gasket,NLA 27-80566M
 

About Mercury Marine

OEM Part

27-80566M - Cover Gasket [ More info ]

Add to shopping cart $1.88
10+ In Stock.

#17 815006M COVER (M-001471 ML-310224 AND ABOVE) (1 required per assembly)
815006M - COVER              NLA
 

About Mercury Marine

OEM Part

815006M - Cover, NLA [ More info ]
Unavailable
#17 81099M COVER (M-001470 ML-310223 AND BELOW) (1 required per assembly)
81099M - COVER              - Replaced by -815006M
 

81099M - Cover [ More info ]
Unavailable
#18 10-83539M BOLT (10 required per assembly)
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.

#19 12-82214M WASHER (21 required per assembly)
WASHER 12-82214M
 

About Mercury Marine

OEM Part

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

Add to shopping cart $4.90
10+ In Stock.

#20 80596M HOUSING (1 required per assembly)
80596M - HOUSING            NLA
 

About Mercury Marine

OEM Part

80596M - Housing, NLA [ More info ]
Unavailable
#21 26-82245M OIL SEAL (1 required per assembly)
SEAL,NLA 26-82245M
26-82245M

About Mercury Marine

OEM Part

26-82245M - Seal, NLA [ More info ]

Add to shopping cart $17.99
10+ In Stock.

#22 27-80597M GASKET (1 required per assembly)
GASKET,NLA 27-80597M
 

About Mercury Marine

OEM Part

27-80597M - Housing Gasket [ More info ]

Add to shopping cart $1.50
10+ In Stock.

#23 80628M STOPPER (1 required per assembly)
STOP,NLA 80628M
 

About Mercury Marine

OEM Part

80628M - Stop, NLA [ More info ]

Add to shopping cart $5.00
3 In Stock.

#24 11-82380M NUT (2 required per assembly)
1182389M 11-82380M
 

About Mercury Marine

OEM Part

11-82380M - NUT - Priced Individually [ More info ]

Add to shopping cart $0.48
10+ In Stock.

11-82389M - NUT                NLA
 

About Mercury Marine

OEM Part

11-82389M - Nut, NLA [ More info ]
Unavailable
#25 10-82405M BOLT (3 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.

#26 81116M EXHAUST COVER (OUTER) (1 required per assembly)
81116M - EXHAUST COVER      NLA
 

About Mercury Marine

OEM Part

81116M - EXHAUST Cover, NLA [ More info ]
Unavailable
#27 27-81117M GASKET (2 required per assembly)
GASKET,NLA 27-81117M
 

About Mercury Marine

OEM Part

27-81117M - Exhaust Gasket [ More info ]

Add to shopping cart $6.75
10+ In Stock.

#28 81115M EXHAUST COVER (INNER) (1 required per assembly)
EXHAUST PLATE,NLA 81115M
 

About Mercury Marine

OEM Part

81115M - Exhaust Plate, NLA [ More info ]

Add to shopping cart $9.00
10+ In Stock.

#29 10-83285M BOLT (10 required per assembly)
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.


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