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Parts for Mercury Marine Model 850 85 HP (4 Cylinder) Cylinder Block & Crankcase Assembly

#1 847-4969A 3 CYLINDER BLOCK AND CRANKCASE ASSEMBLY (1 required per assembly) UNITED STATES 3865694 AND BELOW AUSTRALIA 8017139 AND BELOW BELGIUM 9053363 AND BELOW CANADA 7033027 AND BELOW
CYLINDER BLOCK    O - Replaced by 847-5340A 4
 

This part has been superseded.

847-4969A 3 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 847-5340A 4
CYLINDER BLOCK    O NLA
 

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OEM Part

CYLINDER BLOCK O NLA [ More info ]
Unavailable
#1 847-5340A 4 CYLINDER BLOCK AND CRANKCASE ASSEMBLY (1 required per assembly) UNITED STATES 3865695 AND UP AUSTRALIA 8017140 AND UP BELGIUM 9053364 AND UP CANADA 7033028 AND UP
#2 27-53650 GASKET, CRANKCASE TO CYLINDER BLOCK (2 required per assembly)
GASKET Note: must be ordered in multiples of 2 27-53650
27-53650

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OEM Part

27-53650 - Gasket - Priced Individually [ More info ]

Add to shopping cart $2.30
10+ in stock. Explain stock levels

#3 16-64280 STUD, CARBURETOR MOUNTING (1 3/16") (4 required per assembly)
STUD              O - Replaced by 16-68164
 

This part has been superseded.

16-64280 - STUD O [ More info ]
Unavailable
Replaced by 16-68164
STUD              O - Replaced by 16-64936
 

This part has been superseded.

16-68164 - STUD O [ More info ]
Unavailable
Replaced by 16-64936
STUD,NLA 16-64936
 

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OEM Part

16-64936 - Stud, NLA [ More info ]

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

#4 16-64281 STUD, CRANKCASE TO DRIVE SHAFT HOUSING (1 7/8") (2 required per assembly)
STUD,NLA 16-64281
 

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OEM Part

16-64281 - Stud, NLA [ More info ]

Add to shopping cart $5.00
10+ in stock. Explain stock levels

#5 17-20033 PIN, DOWEL - CRANKCASE TO CYLINDER BLOCK (2 required per assembly)
1743044 17-20033
 

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OEM Part

17-20033 - Pin -Dowel - Priced Individually [ More info ]

Add to shopping cart $1.15
3 in stock. Explain stock levels

PIN Dowel - Without Hol 17-43044
 

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OEM Part

17-43044 - Pin -Dowel-solid [ More info ]

Add to shopping cart $1.70
Available to order: Usually ships within 8 days. Explain stock levels

#6 17-63779 PIN, DOWEL - CYLINDER BLOCK TO MAIN BEARING (2 required per assembly)
PIN Dowel (.250 x .625) 17-63779
 

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OEM Part

17-63779 - Pin -Dowel - Priced Individually [ More info ]

Add to shopping cart $3.60
Available to order: Usually ships within 8 days. Explain stock levels

#7 66517 RESTRICTOR, CRANKCASE BLEED (3 required per assembly)
RESTRICTOR Note: must be ordered in multiples of 5 66517
66517

About Mercury Marine

OEM Part

66517 - Bleed Restrictor - Priced Individually [ More info ]

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

#8 16-64282 STUD, CYLINDER BLOCK EXHAUST EXTENSION PLATE (4") (6 required per assembly)
STUD,NLA 16-64282
 

About Mercury Marine

OEM Part

16-64282 - Stud, NLA [ More info ]

Add to shopping cart $11.25
10+ in stock. Explain stock levels

#9 10-33473 SCREW, CRANKCASE TO CYLINDER BLOCK (2 5/8") (2 required per assembly)
1053460    SCREW 10-33473
 

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OEM Part

10-33473 - Screw [ More info ]

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

SCREW             O NLA
 

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OEM Part

SCREW O NLA [ More info ]
Unavailable
#9 10-32293 SCREW, CRANKCASE TO CYLINDER BLOCK (1 3/4") (2 required per assembly)
SCREW (.312-24 x 1.75) 10-32293
10-32293

About Mercury Marine

OEM Part

10-32293 - Screw - Priced Individually [ More info ]

Add to shopping cart $1.65 $1.10
10+ in stock. Explain stock levels

#10 10-21574 SCREW, CRANKCASE TO CYLINDER BLOCK (1 5/8") (14 required per assembly)
SCREW @5          O - Replaced by 10-69091
 

This part has been superseded.

10-21574 - SCREW @5 O [ More info ]
Unavailable
Replaced by 10-69091
SCREW,NLA 10-69091
 

About Mercury Marine

OEM Part

10-69091 - Screw, NLA [ More info ]

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

#11 12-22753 WASHER, CRANKCASE TO CYLINDER BLOCK SCREW (LOWER) (2 required per assembly)
WASHER 12-22753
 

About Mercury Marine

OEM Part

12-22753 - Washer [ More info ]

Add to shopping cart $3.10
10+ in stock. Explain stock levels

#12 11-46793 NUT, CRANKCASE FASTENING SCREW (18 required per assembly)
1129250 11-46793
 

About Mercury Marine

OEM Part

11-46793 - Nut - Priced Individually [ More info ]

Add to shopping cart $0.55
10+ in stock. Explain stock levels

NUT (.312-24) 11-29250
11-29250

About Mercury Marine

OEM Part

11-29250 - Nut - Priced Individually [ More info ]

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

#13 10-20359 SCREW, CENTER MAIN BEARING LOCKING (1") (1 required per assembly)
SCREW (.375-16 x 1.00) 10-20359
10-20359

About Mercury Marine

OEM Part

10-20359 - Screw - Priced Individually [ More info ]

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

#14 14-20091 TAB WASHER, BEARING LOCKING SCREW (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

#15 22-65367 CONNECTOR, CYLINDER BLEED HOSE - UPPER (1 required per assembly) UNITED STATES 3865694 AND BELOW AUSTRALIA 8017139 AND BELOW BELGIUM 9053363 AND BELOW CANADA 7033027 AND BELOW
CONNECTOR         O NLA
 

About Mercury Marine

OEM Part

CONNECTOR O NLA [ More info ]
Unavailable
#16 32-54936 HOSE, UPPER CYLINDER BLEED (12") (1 required per assembly) UNITED STATES 3865694 AND BELOW AUSTRALIA 8017139 AND BELOW BELGIUM 9053363 AND BELOW CANADA 7033027 AND BELOW
HOSE              O - Replaced by 32-54935 76
 

This part has been superseded.

32-54936 - HOSE O [ More info ]
Unavailable
Replaced by 32-54935 76
TUBE              O - Replaced by 32-54935 79
 

This part has been superseded.

32-54935 76 - TUBE O [ More info ]
Unavailable
Replaced by 32-54935 79
HOSE              O - Replaced by 32-99387 79
 

This part has been superseded.

32-54935 79 - HOSE O [ More info ]
Unavailable
Replaced by 32-99387 79
HOSE 32-99387 79
32-99387 79

About Mercury Marine

OEM Part

32-99387 79 - Hose -27 Inch [ More info ]

Add to shopping cart $10.60
10+ in stock. Explain stock levels

#17 22-65350A 1 CHECK VALVE ASSEMBLY, BLEED HOSE (2 required per assembly) UNITED STATES 3865694 AND BELOW AUSTRALIA 8017139 AND BELOW BELGIUM 9053363 AND BELOW CANADA 7033027 AND BELOW
CONNECTOR ASSY    O - Replaced by 21-64871A 2
 

This part has been superseded.

22-65350A 1 - CONNECTOR ASSY O [ More info ]
Unavailable
Replaced by 21-64871A 2
VALVE ASSY-CHECK,NLA 21-64871A 2
21-64871A 2

About Mercury Marine

OEM Part

21-64871A 2 - Check Valve Assembly, NLA [ More info ]

Add to shopping cart $19.00
10+ in stock. Explain stock levels

#18 21-56011A 2 CHECK VALVE ASSEMBLY (2 required per assembly) UNITED STATES 3865694 AND BELOW AUSTRALIA 8017139 AND BELOW BELGIUM 9053363 AND BELOW CANADA 7033027 AND BELOW
2142657A1 21-56011A 2
 

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OEM Part

21-56011A 2 - Check Valve Assembly [ More info ]

Add to shopping cart $1.20
9 in stock. Explain stock levels

2142657A3 21-42657A 1
 

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OEM Part

21-42657A 1 - Check Valve Assembly [ More info ]

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

CHECK VALVE 21-42657A 3
 

About Mercury Marine

OEM Part

21-42657A 3 - Check Valve Assembly [ More info ]

Add to shopping cart $4.80
Available to order: Usually ships within 8 days. Explain stock levels

#19 54-20387 CLAMP, BLEED HOSE TO CONNECTOR (7 required per assembly) UNITED STATES 3865694 AND BELOW AUSTRALIA 8017139 AND BELOW BELGIUM 9053363 AND BELOW CANADA 7033027 AND BELOW
CLAMP,NLA 54-20387
 

About Mercury Marine

OEM Part

54-20387 - Clamp, NLA [ More info ]

Add to shopping cart $5.00
3 in stock. Explain stock levels

#20 32-34395A 1 TUBE, BALANCE - MAIN BEARING (6 1/4") (1 required per assembly) UNITED STATES 3865694 AND BELOW AUSTRALIA 8017139 AND BELOW BELGIUM 9053363 AND BELOW CANADA 7033027 AND BELOW
HOSE              O - Replaced by 32-99127109
 

This part has been superseded.

32-34395A 1 - HOSE O [ More info ]
Unavailable
Replaced by 32-99127109
LINE (57.00 Inche O - Replaced by 32-830756109
32-99127109

This part has been superseded.

32-99127109 - LINE (57.00 Inche O [ More info ]
Unavailable
Replaced by 32-830756109
HOSE (57.00 Inche O - Replaced by 32-8M0047428
32-830756109

This part has been superseded.

32-830756109 - HOSE (57.00 Inche O [ More info ]
Unavailable
Replaced by 32-8M0047428
HOSE (57.00 Inche  - Replaced by 32-8M0108355
32-8M0047428

This part has been superseded.

32-8M0047428 - HOSE (57.00 Inche [ More info ]
Unavailable
Replaced by 32-8M0108355
HOSE (57 Inches Bulk) 32-8M0108355
32-8M0108355

About Mercury Marine

OEM Part

32-8M0108355 - Hose, 57 Inch [ More info ]

Add to shopping cart $45.00 $38.54
1 in stock. Explain stock levels

#21 22-65348 TEE, BLEED HOSE TO CYLINDER BLOCK - LOWER (1 required per assembly)
22130342 22-65348
 

About Mercury Marine

OEM Part

22-65348 - Tee [ More info ]

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

FITTING,NLA 22-13034  2
 

About Mercury Marine

OEM Part

22-13034 2 - Fitting, NLA [ More info ]

Add to shopping cart $10.00
10+ in stock. Explain stock levels

#23 22-20781 ELBOW, BALANCE TUBE TO CRANKCASE (1 required per assembly) UNITED STATES 3865694 AND BELOW AUSTRALIA 8017139 AND BELOW BELGIUM 9053363 AND BELOW CANADA 7033027 AND BELOW
ELBOW,NLA 22-20781
 

About Mercury Marine

OEM Part

22-20781 - Elbow, NLA [ More info ]

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

#24 22-65350A 2 CHECK VALVE ASSEMBLY, BLEED HOSE - TOP (1 required per assembly) UNITED STATES 3865695 AND UP AUSTRALIA 8017140 AND UP BELGIUM 9053364 AND UP CANADA 7033028 AND UP
CONNECTOR ASSY    O - Replaced by 21-77560
 

This part has been superseded.

22-65350A 2 - CONNECTOR ASSY O [ More info ]
Unavailable
Replaced by 21-77560
CHECK VALVE       O - Replaced by 21-42866
 

This part has been superseded.

21-77560 - CHECK VALVE O [ More info ]
Unavailable
Replaced by 21-42866
CHECK VALVE 21-42866
21-42866

About Mercury Marine

OEM Part

21-42866 - Check Valve [ More info ]

Add to shopping cart $44.33
10+ in stock. Explain stock levels

#27 21-64871A 2 CHECK VALVE ASSEMBLY, BLEED HOSE - BOTTOM (1 required per assembly) UNITED STATES 3865695 AND UP AUSTRALIA 8017140 AND UP BELGIUM 9053364 AND UP CANADA 7033028 AND UP