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Parts for Mercury Mark & Kiekhaefer Mark 20, 15, KH7, WG7 Crankcase Assembly

#1 917-478A 1 CRANKCASE ASSEMBLY (1,, required per assembly)
CRANKCASE         O NLA
 

About Mercury Marine

OEM Part

CRANKCASE O NLA [ More info ]
Unavailable
#1 902-42A 1 CRANKCASE ASSEMBLY (,1,1 required per assembly)
CRANKCASE         O NLA
902-42A 1

About Mercury Marine

OEM Part

CRANKCASE O NLA [ More info ]
Unavailable
#- 917-478 CRANKCASE (1,, required per assembly)
CRANKCASE         O NLA
 

About Mercury Marine

OEM Part

CRANKCASE O NLA [ More info ]
Unavailable
#2 26-20465 OIL SEAL (1,1,1 required per assembly)
OIL SEAL @5       O - Replaced by 26-31507
 

This part has been superseded.

26-20465 - OIL SEAL @5 O [ More info ]
Unavailable
Replaced by 26-31507
SEAL Oil          O - Replaced by 26-79884
 

This part has been superseded.

26-31507 - SEAL Oil O [ More info ]
Unavailable
Replaced by 26-79884
SEAL Oil          O - Replaced by 26-16977
26-79884

This part has been superseded.

26-79884 - SEAL Oil O [ More info ]
Unavailable
Replaced by 26-16977
SEAL Oil 26-16977
26-16977

About Mercury Marine

OEM Part

26-16977 - Seal [ More info ]

Add to shopping cart $15.10
Available to order: Usually ships within 8 days. Explain stock levels

Oil Seal
18-2026

About Sierra Marine

OEM Match

18-2026 - Seal, 321453 [ More info ]

Add to shopping cart $13.99 $9.76
10+ in stock. Explain stock levels

Oil Seal
18-2013

About Sierra Marine

OEM Match

18-2013 - Seal, 26-16977 [ More info ]

Add to shopping cart $14.49 $9.83
10+ in stock. Explain stock levels

#3 31-21700 BEARING, ROLLER (1,, required per assembly)
BEARING Needle 31-21700
31-21700

About Mercury Marine

OEM Part

31-21700 - Bearing [ More info ]

Add to shopping cart $14.10
1 in stock. Explain stock levels

#3 31-20463 BEARING, ROLLER (,1,1 required per assembly)
ROLLER BEAR,NLA 31-20463
 

About Mercury Marine

OEM Part

31-20463 - Roller Bearing, NLA [ More info ]

Add to shopping cart $25.00
6 in stock. Explain stock levels

#4 30-20464 BEARING, BALL (1,1,1 required per assembly)
BALL BEARING      O - Replaced by 30-63326
 

This part has been superseded.

30-20464 - BALL BEARING O [ More info ]
Unavailable
Replaced by 30-63326
BEARING           O - Replaced by 30-63326T
 

This part has been superseded.

30-63326 - BEARING O [ More info ]
Unavailable
Replaced by 30-63326T
BEARING-BALL 30-63326T
30-63326T

About Mercury Marine

OEM Part

30-63326T - Ball Bearing [ More info ]

Add to shopping cart $19.50
Available to order: Usually ships within 8 days. Explain stock levels

Ball Bearing
18-1153

About Sierra Marine

OEM Match

18-1153 - Bearing 30-63326 [ More info ]

Add to shopping cart $24.49 $19.68
1 in stock. Explain stock levels

#5 16-20469 STUD, CRANKCASE TO COWL MOUNTING BRACKET (,4,4 required per assembly)
STUD              O - Replaced by 16-68169
 

This part has been superseded.

16-20469 - STUD O [ More info ]
Unavailable
Replaced by 16-68169
STUD              O NLA
 

About Mercury Marine

OEM Part

STUD O NLA [ More info ]
Unavailable
#6 16-20468 STUD, CRANKCASE TO CARBURETOR (2,2,2 required per assembly)
STUD              O NLA
 

About Mercury Marine

OEM Part

STUD O NLA [ More info ]
Unavailable
#7 16-20466 STUD, CRANKCASE TO DRIVE SHAFT HOUSING (2,2,2 required per assembly)
STUD              O NLA
 

About Mercury Marine

OEM Part

STUD O NLA [ More info ]
Unavailable
#8 16-20467 STUD, CRANKCASE TO CRANKCASE BOTTOM (2,2,2 required per assembly)
STUD              O - Replaced by 16-68169
 

This part has been superseded.

16-20467 - STUD O [ More info ]
Unavailable
Replaced by 16-68169
#9 13-26992 LOCKWASHER, CRANKCASE BOTTOM STUD (2,2,2 required per assembly)
LOCKWASHER (.250) Stain 13-26992
 

About Mercury Marine

OEM Part

13-26992 - LockWasher - Priced Individually [ More info ]

Add to shopping cart $0.80
10+ in stock. Explain stock levels

#10 11-20088 NUT, CRANKCASE BOTTOM STUD (2,2,2 required per assembly)
NUT,NLA 11-20088
 

About Mercury Marine

OEM Part

11-20088 - Nut, NLA [ More info ]

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

#11 10-20089 SCREW, CENTER MAIN BEARING LOCKING (1,1,1 required per assembly)
SCREW,NLA 10-20089
 

About Mercury Marine

OEM Part

10-20089 - Screw, NLA [ More info ]

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

#12 14-20091 TAB WASHER, CENTER MAIN BEARING LOCKING SCREW (1,1,1 required per assembly)
TAB WASHER 14-20091
 

About Mercury Marine

OEM Part

14-20091 - Tab Washer - Priced Individually [ More info ]

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

#13 1103-50A 1 CRANKCASE BOTTOM ASSEMBLY (1,, required per assembly)
CRANKCASE BOTTOM  O NLA
 

About Mercury Marine

OEM Part

CRANKCASE BOTTOM O NLA [ More info ]
Unavailable
#13 1103-49A 1 CRANKCASE BOTTOM ASSEMBLY (SEE NOTE BELOW) (,1,1 required per assembly)
CRANKCASE BOTTOM  O NLA
 

About Mercury Marine

OEM Part

CRANKCASE BOTTOM O NLA [ More info ]
Unavailable
#14 26-20513 OIL SEAL (1,, required per assembly)
OIL SEAL          O NLA
 

About Mercury Marine

OEM Part

OIL SEAL O NLA [ More info ]
Unavailable
#14 26-20948 OIL SEAL (,1,1 required per assembly)
SEAL              O NLA
26-20948

About Mercury Marine

OEM Part

SEAL O NLA [ More info ]
Unavailable
#15 15-20514 SHIM, BALL BEARING (.002-3-5-10) (AR,AR,AR required per assembly)
#17 27-20515 GASKET, CRANKCASE BOTTOM TO CRANKCASE (1,1,1 required per assembly)
Gasket,NLA 27-20515
 

About Mercury Marine

OEM Part

27-20515 - Gasket [ More info ]

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

#-- 27-20516 GASKET, CRANKCASE BOTTOM TO PLATE (SEE NOTE BELOW) (1,1,1 required per assembly)
Gasket,NLA 27-20516
 

About Mercury Marine

OEM Part

27-20516 - Gasket [ More info ]

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

#-- 20517 PLATE, CRANKCASE BOTTOM (1,1,1 required per assembly)
PLATE,NLA 20517
 

About Mercury Marine

OEM Part

20517 - Plate [ More info ]

Add to shopping cart $4.50
8 in stock. Explain stock levels

#18 11-20509 NUT, BRACKET STUD (,1,1 required per assembly)
1134863 11-20509
 

About Mercury Marine

OEM Part

11-20509 - Nut - Priced Individually [ More info ]

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

11826709113 11-34863
 

About Mercury Marine

OEM Part

11-34863 - Nut , Priced Individually [ More info ]

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

NUT (.375-24) Stainless 11-826709113
11-826709113

About Mercury Marine

OEM Part

11-826709113 - Nut -ss - Priced Individually [ More info ]

Add to shopping cart $5.30
1 in stock. Explain stock levels

#19 12-20572 WASHER, BRACKET STUD (,1,1 required per assembly)
WASHER (.390 x .750 x . 12-20572
 

About Mercury Marine

OEM Part

12-20572 - Washer [ More info ]

Add to shopping cart $1.10 $0.62
8 in stock. Explain stock levels

#20 23-20571 BUSHING, BRACKET STUD (,1,1 required per assembly)
BUSHING           O NLA
 

About Mercury Marine

OEM Part

BUSHING O NLA [ More info ]
Unavailable
#21 20570 PLATE, COWL MOUNTING (,1,1 required per assembly)
PLATE,NLA 20570
 

About Mercury Marine

OEM Part

20570 - Plate, NLA [ More info ]

Add to shopping cart $15.00
1 in stock. Explain stock levels

#22 12-20551 WASHER, RUBBER = PLATE TO STARBOARD BRACKET (,1,1 required per assembly)
WASHER            O NLA
 

About Mercury Marine

OEM Part

WASHER O NLA [ More info ]
Unavailable
#23 12-20028 WASHER, COWL MOUNTING STUD (,4,4 required per assembly)
WASHER (.265 x .437 x . 12-20028
 

About Mercury Marine

OEM Part

12-20028 - Washer - Priced Individually [ More info ]

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

#24 20549A 1 FRONT STARBOARD BRACKET ASSEMBLY (,1,1 required per assembly)
Bracket Asy,NLA 20549A 1
 

About Mercury Marine

OEM Part

20549A 1 - Bracket Assembly, NLA [ More info ]

Add to shopping cart $23.50
6 in stock. Explain stock levels

#25 23-26348 BUSHING, COWL MOUNTING STUD (,1,1 required per assembly)
BUSHING      ,NLA 23-26348
 

About Mercury Marine

OEM Part

23-26348 - Bushing , NLA [ More info ]

Add to shopping cart $16.50
10+ in stock. Explain stock levels

#26 16-20550 STUD, COWL MOUNTING PLATE TO BRACKET (,1,1 required per assembly)
STUD              O NLA
 

About Mercury Marine

OEM Part

STUD O NLA [ More info ]
Unavailable
#28 11-20184 NUT, BRACKET MOUNTING STUD (STARBOARD) (,2,2 required per assembly)
NUT (1/4-28X7/32) 11-20184
11-20184

About Mercury Marine

OEM Part

11-20184 - Nut - Priced Individually [ More info ]

Add to shopping cart $1.30
2 in stock. Explain stock levels

#29 12-20346 WASHER, COWL MOUNTING STUD (,2,2 required per assembly)
1269057 12-20346
 

About Mercury Marine

OEM Part

12-20346 - Washer , Priced Individually [ More info ]

Add to shopping cart $1.00
10+ in stock. Explain stock levels

WASHER (.281 x .734 x . 12-69057
 

About Mercury Marine

OEM Part

12-69057 - Washer [ More info ]

Add to shopping cart $1.40
2 in stock. Explain stock levels

#30 11-20361 NUT, COWL MOUNTING STUD (,2,2 required per assembly)
118267089 11-20361
11-20361

About Mercury Marine

OEM Part

11-20361 - Nut , Priced Individually [ More info ]

Add to shopping cart $0.60
10+ in stock. Explain stock levels

NUT (.250-28) 11-826708  9
11-826708  9

About Mercury Marine

OEM Part

11-826708 9 - Nut - Priced Individually [ More info ]

Add to shopping cart $1.00
Available to order: Usually ships within 8 days. Explain stock levels

S.S. Steel Locknut
18-3722

About Sierra Marine

OEM Match

18-3722-9 - Lock Nut, 121731, 11-35888 [ More info ]

Add to shopping cart $14.95 $7.67
1 in stock. Explain stock levels

#33 20573A 1 FRONT PORT BRACKET ASSEMBLY (,1,1 required per assembly)
Bracket Asy,NLA 20573A 1
 

About Mercury Marine

OEM Part

20573A 1 - Bracket Assembly, NLA [ More info ]

Add to shopping cart $5.50
9 in stock. Explain stock levels

#35 12-20546 WASHER, CYLINDER BLOCK TO CRANKCASE STUD (6,6,6 required per assembly)
WASHER Note: must be ordered in multiples of 5 12-20546
 

About Mercury Marine

OEM Part

12-20546 - Washer - Priced Individually [ More info ]

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

#36 11-20083 NUT, CYLINDER BLOCK TO CRANKCASE STUD (6,6,6 required per assembly)
1122053 11-20083
 

About Mercury Marine

OEM Part

11-20083 - Nut - Priced Individually [ More info ]

Add to shopping cart $0.80
10+ in stock. Explain stock levels

NUT (.312-24) 11-22053
11-22053

About Mercury Marine

OEM Part

11-22053 - Nut - Priced Individually [ More info ]

Add to shopping cart $2.00
Available to order: Usually ships within 8 days. Explain stock levels

#37 20038 COVER, PRESSURE VALVE (,1,1 required per assembly)
COVER             O - Replaced by -25833
 

This part has been superseded.

20038 - COVER O [ More info ]
Unavailable
Replaced by -25833
COVER             O NLA
 

About Mercury Marine

OEM Part

COVER O NLA [ More info ]
Unavailable
#-- 23112 COVER, PRESSURE VALVE (,,1 required per assembly)
25833OVER 23112
 

About Mercury Marine

OEM Part

23112 - Cover [ More info ]

Add to shopping cart $0.95
5 in stock. Explain stock levels

#-- 23111 CHECK VALVE AND CONNECTOR, AIR LINE (1,1, required per assembly)
CONNECTOR         O NLA
 

About Mercury Marine

OEM Part

CONNECTOR O NLA [ More info ]
Unavailable
#-- 32-23024 AIR LINE, PRESSURE RELIEF (,,1 required per assembly)
HOSE              O - Replaced by 32-32840A 1
 

This part has been superseded.

32-23024 - HOSE O [ More info ]
Unavailable
Replaced by 32-32840A 1
HOSE ASSY         O - Replaced by 32-52742A 1
 

This part has been superseded.

32-32840A 1 - HOSE ASSY O [ More info ]
Unavailable
Replaced by 32-52742A 1
HOSE              O - Replaced by 32-26980 88
 

This part has been superseded.

32-52742A 1 - HOSE O [ More info ]
Unavailable
Replaced by 32-26980 88
LINE Fuel         O - Replaced by 32-99126 88
 

This part has been superseded.

32-26980 88 - LINE Fuel O [ More info ]
Unavailable
Replaced by 32-99126 88
TUBING (36.00 Inches Bu 32-99126 88
32-99126 88

About Mercury Marine

OEM Part

32-99126 88 - Tubing - 36 Inch [ More info ]

Add to shopping cart $25.60 $21.92
1 in stock. Explain stock levels

#38 10-20041 SCREW, PRESSURE VALVE COVER TO CRANKCASE (,3,3 required per assembly)
SCREW,NLA 10-20041
 

About Mercury Marine

OEM Part

10-20041 - Screw, NLA [ More info ]

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

#39 13-26996 LOCKWASHER, PRESSURE VAVLE COVER SCREW (,3,3 required per assembly)
LOCKWASHER (#10) Stainl 13-26996
 

About Mercury Marine

OEM Part

13-26996 - LockWasher - Priced Individually [ More info ]

Add to shopping cart $0.90
10+ in stock. Explain stock levels

#40 27-20039 GASKET, PRESSURE VALVE COVER TO CRANKCASE (,1,1 required per assembly)
Gasket,NLA 27-20039
 

About Mercury Marine

OEM Part

27-20039 - Gasket [ More info ]

Add to shopping cart $4.50
10+ in stock. Explain stock levels

#41 34-20035 REED, PRESSURE VALVE (,1,1 required per assembly)
REED ,NLA 34-20035
 

About Mercury Marine

OEM Part

34-20035 - Reed, NLA [ More info ]

Add to shopping cart $1.50
10+ in stock. Explain stock levels

#42 34-20036 STOP, REDD (,1,1 required per assembly)
REED STOP         O NLA
 

About Mercury Marine

OEM Part

REED STOP O NLA [ More info ]
Unavailable
#43 10-20037 SCREW, REED STOP (,2,2 required per assembly)
1043725 10-20037
 

About Mercury Marine

OEM Part

10-20037 - Screw - Priced Individually [ More info ]

Add to shopping cart $0.35
10+ in stock. Explain stock levels

SCREW (#6-32 x .380) 10-43725
10-43725

About Mercury Marine

OEM Part

10-43725 - Screw [ More info ]

Add to shopping cart $1.30
Available to order: Usually ships within 8 days. Explain stock levels

#44 32-20476 AIR LINE, PRESSURE VALVE COVER TO RECEPTACLE (,1,1 required per assembly)
AIR LINE          O - Replaced by 32-49471
 

This part has been superseded.

32-20476 - AIR LINE O [ More info ]
Unavailable
Replaced by 32-49471
FUEL LINE,NLA 32-49471
 

About Mercury Marine

OEM Part

32-49471 - Fuel Line, NLA [ More info ]

Add to shopping cart $9.50
2 in stock. Explain stock levels

#45 24-20477 SPRING, AIR LINE (,1,1 required per assembly)
SPRING,NLA 24-20477
 

About Mercury Marine

OEM Part

24-20477 - Spring, NLA [ More info ]

Add to shopping cart $3.50
4 in stock. Explain stock levels

#-- 54-22976 CLAMP, HOSE (,2,2 required per assembly)
CLAMP,NLA 54-22976
 

About Mercury Marine

OEM Part

54-22976 - Clamp, NLA [ More info ]

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