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Parts for Mercury Marine Model 45, 4.5 HP (1 Cylinder) Cylinder Block & Crankcase Assembly

#1 843-5697A 3 CYLINDER BLOCK AND CRANKCASE ASSEMBLY (1 required per assembly) UNITED STATES 4597261 AND BELOW AUSTRALIA 8044349 AND BELOW BELGIUM 9139799 AND BELOW CANADA 7091997 AND BELOW
8436423A3 843-5697A 3
 

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OEM Part

843-5697A 3 - Cyinder Block [ More info ]

Add to shopping cart $111.35
1 in stock. Explain stock levels

CYLINDER BLOCK    O - Replaced by 843-7464A 2
 

This part has been superseded.

843-6423A 3 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 843-7464A 2
CYLINDER BLOCK    O - Replaced by 843-8694A 3
 

This part has been superseded.

843-7464A 2 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 843-8694A 3
CYLINDER BLOCK,NLA 843-8694A 3
843-8694A 3

About Mercury Marine

OEM Part

843-8694A 3 - Cylinder Block, NLA [ More info ]

Add to shopping cart $125.00
1 in stock. Explain stock levels

#1 843-6423A 3 CYLINDER BLOCK AND CRANKCASE ASSEMBLY (1 required per assembly) UNITED STATES 4597262 THRU 5270783 AUSTRALIA 8044350 THRU 8059344 BELGIUM 9139800 THRU 9221755 CANADA 7091998 THRU 7128837
#1 843-7464A 2 CYLINDER BLOCK AND CRANKCASE ASSEMBLY (1 required per assembly) UNITED STATES 5270784 AND UP AUSTRALIA 8059345 AND UP BELGIUM 9221756 AND UP CANADA 7128838 AND UP
#2 16-66021 STUD, CYL. BLOCK, CRANKCASE AND CARBURETOR (8 required per assembly)
STUD,NLA 16-66021
 

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OEM Part

16-66021 - Stud, NLA [ More info ]

Add to shopping cart $7.00
10+ in stock. Explain stock levels

#4 17-46912 PIN, DOWL - CRANKCASE TO CYLINDER BLOCK (2 required per assembly)
1785500 17-46912
 

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OEM Part

17-46912 - Pin -Dowel [ More info ]

Add to shopping cart $0.50
10+ in stock. Explain stock levels

178M0084726 17-85500
 

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OEM Part

17-85500 - Pin -Dowel [ More info ]

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

PIN Dowel 17-8M0084726
 

About Mercury Marine

OEM Part

178M0084726 - Pin - Dowel [ More info ]

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

#5 21-77561 FITTING ASSEMBLY, BLEED DRAIN (1 required per assembly)
CHECK VALE        O - Replaced by 21-42867
 

This part has been superseded.

21-77561 - CHECK VALE O [ More info ]
Unavailable
Replaced by 21-42867
CHECK VALVE       O - Replaced by 21-42867  1
 

This part has been superseded.

21-42867 - CHECK VALVE O [ More info ]
Unavailable
Replaced by 21-42867 1
VALVE-CHECK,NLA 21-42867  1
 

About Mercury Marine

OEM Part

21-42867 1 - Check Valve, NLA [ More info ]

Add to shopping cart $20.00
10+ in stock. Explain stock levels

#7 32-54936 HOSE, BLEED DRAIN (7 1/2") (1 required per assembly)
HOSE              O - Replaced by 32-54935 76
 

This part has been superseded.

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

This part has been superseded.

32-54935 76 - HOSE 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
3 in stock. Explain stock levels

#8 54-56223 CLAMP, BLEED HOSE ATTACHING (2 required per assembly)
CLAMP @2          O NLA
 

About Mercury Marine

OEM Part

CLAMP @2 O NLA [ More info ]
Unavailable
#9 22-78916 ELBOW, BLEED DRAIN (1 required per assembly)
ELBOW,NLA 22-78916
 

About Mercury Marine

OEM Part

22-78916 - Elbow, NLA [ More info ]

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

#10 22-25885 ELBOW (90 - 1/8" MALE (TEL TALE) (1 required per assembly)
2299664 22-25885
 

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OEM Part

22-25885 - Elbow - Priced Individually [ More info ]

Add to shopping cart $1.50
1 in stock. Explain stock levels

22996641 22-99664
 

About Mercury Marine

OEM Part

22-99664 - Elbow [ More info ]

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

ELBOW             O - Replaced by 22-99664  2
 

This part has been superseded.

22-99664 1 - ELBOW O [ More info ]
Unavailable
Replaced by 22-99664 2
FITTING Elbow 90 Degree 22-99664  2
22-99664  2

About Mercury Marine

OEM Part

22-99664 2 - Elbow [ More info ]

Add to shopping cart $1.90
3 in stock. Explain stock levels

#11 10-24624 SCREW, CRANKCASE TO CYLINDER BLOCK (1 3/4") (2 required per assembly) UNITED STATES 4597261 AND BELOW AUSTRALIA 8044349 AND BELOW BELGIUM 9139799 AND BELOW CANADA 7091997 AND BELOW
SCREW,NLA 10-24624
 

About Mercury Marine

OEM Part

10-24624 - Screw, NLA [ More info ]

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

#12 10-31294 SCREW, CRANKCASE TO CYLINDER BLOCK (1") (8 required per assembly) UNITED STATES 4597261 AND BELOW AUSTRALIA 8044349 AND BELOW BELGIUM 9139799 AND BELOW CANADA 7091997 AND BELOW
SCREW @5          O - Replaced by 10-64278
 

This part has been superseded.

10-31294 - SCREW @5 O [ More info ]
Unavailable
Replaced by 10-64278
SCREW,NLA 10-64278
10-64278

About Mercury Marine

OEM Part

10-64278 - Screw, NLA [ More info ]

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

#13 11-46887 NUT, CRANKCASE FASTENING SCREW (10 required per assembly) UNITED STATES 4597261 AND BELOW AUSTRALIA 8044349 AND BELOW BELGIUM 9139799 AND BELOW CANADA 7091997 AND BELOW
1120184 11-46887
 

About Mercury Marine

OEM Part

11-46887 - Nut [ More info ]

Add to shopping cart $0.30
3 in stock. Explain stock levels

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

#11 10-73280 SCREW, CRANKCASE TO CYLINDER BLOCK (1 1/2") (2 required per assembly) UNITED STATES 4597262 AND UP AUSTRALIA 8044350 AND UP BELGIUM 9139800 AND UP CANADA 7091998 AND UP
SCREW @5          O NLA
 

About Mercury Marine

OEM Part

SCREW @5 O NLA [ More info ]
Unavailable
#12 10-76621 SCREW, CRANKCASE TO CYLINDER BLOCK (1") (8 required per assembly) UNITED STATES 4597262 AND UP AUSTRALIA 8044350 AND UP BELGIUM 9139800 AND UP CANADA 7091998 AND UP
SCREW             O NLA
 

About Mercury Marine

OEM Part

SCREW O NLA [ More info ]
Unavailable
#14 70726 REED BLOCK (1 required per assembly)
REED BLOCK        O NLA
 

About Mercury Marine

OEM Part

REED BLOCK O NLA [ More info ]
Unavailable
#15 34-35836 REED, INLET VALVE (2 required per assembly)
REED Note: must be ordered in multiples of 2 34-35836
 

About Mercury Marine

OEM Part

34-35836 - Reed - Priced Individually [ More info ]

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

#16 34-22215 RETAINER, REED (2 required per assembly)
REED STOP,NLA 34-22215
 

About Mercury Marine

OEM Part

34-22215 - Reed Stop, NLA [ More info ]

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

#17 10-28430 SCREW, REED AND RETAINER TO BLOCK (1/4") (4 required per assembly)
SCREW (#6-32 x .25) 10-28430
10-28430

About Mercury Marine

OEM Part

10-28430 - Screw [ More info ]

Add to shopping cart $0.80
Available to order: Usually ships within 8 days. Explain stock levels

#18 27-35739 GASKET, REED BLOCK TO CRANKCASE (1 required per assembly)
27357391 27-35739
 

About Mercury Marine

OEM Part

27-35739 - Gasket - Priced Individually [ More info ]

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

GASKET,NLA 27-35739  1
 

About Mercury Marine

OEM Part

27-35739 1 - Gasket, NLA [ More info ]

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

#19 30-20861 BEARING, BALL - CRANKCASE (LOWER) (1 required per assembly)
BALL BEARING@2    O - Replaced by 30-72961
 

This part has been superseded.

30-20861 - BALL [email protected] O [ More info ]
Unavailable
Replaced by 30-72961
BEARING Ball 30-72961
30-72961

About Mercury Marine

OEM Part

30-72961 - Ball Bearing [ More info ]

Add to shopping cart $20.80 $17.81
Available to order: Usually ships within 8 days. Explain stock levels

Bearing, Ball
18-1398

About Sierra Marine

OEM Match

18-1398 - Bearing, 30-72961 [ More info ]

Add to shopping cart $16.99 $15.41
10 in stock. Explain stock levels

#20 26-56397 OIL SEAL, CRANKCASE (LOWER) (1 required per assembly)
SEAL,NLA 26-56397
26-56397

About Mercury Marine

OEM Part

26-56397 - Seal, NLA [ More info ]

Add to shopping cart $20.00
10+ in stock. Explain stock levels

Oil Seal
18-0527

About Sierra Marine

OEM Match

18-0527 - Seal, 26-56397 [ More info ]

Add to shopping cart $19.99 $19.24
2 in stock. Explain stock levels

#21 15-31412A 1 SHIM ASSEMBLY (AR required per assembly) UPPER HOUSING TO BLOCK (.002-3-5-10)
SHIM SET,NLA 15-31412A 1
 

About Mercury Marine

OEM Part

15-31412A 1 - Shim Set, NLA [ More info ]

Add to shopping cart $9.00
10+ in stock. Explain stock levels

#22 1132-4471A 1 BEARING HOUSING ASSEMBLY, UPPER (1 required per assembly) UNITED STATES 4597261 AND BELOW AUSTRALIA 8044349 AND BELOW BELGIUM 9139799 AND BELOW CANADA 7091997 AND BELOW
HOUSING ASSY      O - Replaced by 1132-6352A 1
 

This part has been superseded.

1132-4471A 1 - HOUSING ASSY O [ More info ]
Unavailable
Replaced by 1132-6352A 1
HOUSING ASSY      O NLA
 

About Mercury Marine

OEM Part

HOUSING ASSY O NLA [ More info ]
Unavailable
#22 1132-6352A 1 BEARING HOUISNG ASSEMBLY, UPPER (1 required per assembly) UNITED STATES 4597262 AND UP AUSTRALIA 8044350 AND UP BELGIUM 9139800 AND UP CANADA 7091998 AND UP
#24 31-31410 BEARING, ROLLER - UPPER BEARING HOUSING (1 required per assembly)
BEARING,NLA 31-31410
31-31410

About Mercury Marine

OEM Part

31-31410 - Bearing, NLA [ More info ]

Add to shopping cart $16.00
10+ in stock. Explain stock levels

#25 26-31411 OIL SEAL, UPPER BEARING HOUSING (1 required per assembly) UNITED STATES 4597261 AND BELOW AUSTRALIA 8044349 AND BELOW BELGIUM 9139799 AND BELOW CANADA 7091997 AND BELOW
SEAL ,NLA 26-31411
26-31411

About Mercury Marine

OEM Part

26-31411 - Seal, NLA [ More info ]

Add to shopping cart $22.00
10 in stock. Explain stock levels

#25 26-66301 OIL SEAL, UPPER BEARING HOUSING (1 required per assembly) UNITED STATES 4597262 AND UP AUSTRALIA 8044350 AND UP BELGIUM 9139800 AND UP CANADA 7091998 AND UP
SEAL Oil 26-66301
26-66301

About Mercury Marine

OEM Part

26-66301 - Seal - Priced Individually [ More info ]

Add to shopping cart $17.00 $14.56
10+ in stock. Explain stock levels

#26 25-20863 "O" RING, UPPER BEARING HOUSING (1 required per assembly)
O-RING 25-20863
25-20863

About Mercury Marine

OEM Part

25-20863 - O-Ring - Priced Individually [ More info ]

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

O-Ring
18-7152

About Sierra Marine

OEM Match

18-7152-9 - O-Ring 5 Pack 25-20863 [ More info ]

Add to shopping cart $14.95 $8.07
2 in stock. Explain stock levels

#27 54-34598 CLAMP, HOLD DOWN RING (2 required per assembly)
CLIP,NLA 54-34598
54-34598

About Mercury Marine

OEM Part

54-34598 - Clip, NLA [ More info ]

Add to shopping cart $11.00
10+ in stock. Explain stock levels

#28 10-36205 SCREW (4 required per assembly) HOLD DOWN RING CLAMP TO BEARING HSG. (9/16")
SCREW,NLA 10-36205
 

About Mercury Marine

OEM Part

10-36205 - Screw, NLA [ More info ]

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

#29 24-34731 SPRING, HOLD DOWN RING CLAMP (4 required per assembly)
SPRING,NLA 24-34731
 

About Mercury Marine

OEM Part

24-34731 - Spring, NLA [ More info ]

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

#30 10-39002 SCREW, UPPER BEARING HOUSING (#12-24 X 1/2) (4 required per assembly)
SCREW,NLA 10-39002
 

About Mercury Marine

OEM Part

10-39002 - Screw, NLA [ More info ]

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

#31 35658 COVER, TRANSFER COVER (1 required per assembly)
COVER,NLA 35658
 

About Mercury Marine

OEM Part

35658 - Cover, NLA [ More info ]

Add to shopping cart $7.00
1 in stock. Explain stock levels

Parts manual  Manual 281049 Parts Catalog - 1977; 6; 6704, 6705; Evinrude OUTBOARDS $19.95 $19.95 Add to shopping cart
#32 27-35657 GASKET, TRANSFER PORT COVER (1 required per assembly)
GASKET,NLA 27-35657
 

About Mercury Marine

OEM Part

27-35657 - Gasket - Priced Individually [ More info ]

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

#33 10-20720 SCREW (2 required per assembly) TRANSFER PORT COVER TO CYLINDER BLOCK (5/8")
SCREW,NLA 10-20720
 

About Mercury Marine

OEM Part

10-20720 - Screw, NLA [ More info ]

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

#34 1016-5230A 1 COVER ASSEMBLY, CYLINDER BLOCK (1 required per assembly) UNITED STATES 4869517 AND BELOW AUSTRALIA 8052879 AND BELOW BELGIUM 9186200 AND BELOW CANADA 7112922 AND BELOW
COVER ASSY        O - Replaced by 1016-7070A 1
 

This part has been superseded.

1016-5230A 1 - COVER ASSY O [ More info ]
Unavailable
Replaced by 1016-7070A 1
CYL BLOCK COVER   O NLA
 

About Mercury Marine

OEM Part

CYL BLOCK COVER O NLA [ More info ]
Unavailable
#34 1016-7070A 1 COVER ASSEMBLY, CLYINDER BLOCK (1 required per assembly) UNITED STATES 4869518 AND UP AUSTRALIA 8052880 AND UP BELGIUM 9186201 AND UP CANADA 7112923 AND UP
#35 66019 MOUNT, RUBBER - COVER TO TOP COWL (2 required per assembly)
MOUNT,NLA 66019
66019

About Mercury Marine

OEM Part

66019 - Mount, NLA [ More info ]

Add to shopping cart $14.00
10+ in stock. Explain stock levels

#36 13-20202 LOCKWASHER, RUBBER MOUNT 2 (2 required per assembly)
LOCKWASHER,NLA 13-20202
 

About Mercury Marine

OEM Part

13-20202 - LockWasher, NLA [ More info ]

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

#37 NUT, RUBBER MOUNT TO COVER (2 required per assembly)
GROMMET           O
 

About Mercury Marine

OEM Part

GROMMET O [ More info ]
Unavailable
#38 27-78140 GASKET, COVER TO CYLINDER BLOCK (1 required per assembly)
GASKET            O - Replaced by 27-41615
27-78140

This part has been superseded.

27-78140 - GASKET O [ More info ]
Unavailable
Replaced by 27-41615
GASKET            O - Replaced by 27-41615  1
27-41615

This part has been superseded.

27-41615 - GASKET O [ More info ]
Unavailable
Replaced by 27-41615 1
GASKET 27-41615  1
27-41615  1

About Mercury Marine

OEM Part

27-41615 1 - Gasket [ More info ]

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

#39 10-69086 SCREW (4 required per assembly) CYLINDER BLOCK COVER TO CYLINDER BLOCK (1 1/4") UNITED STATES 4597261 AND BELOW AUSTRALIA 8044349 AND BELOW BELGIUM 9139799 AND BELOW CANADA 7091997 AND BELOW
1021091 10-69086
 

About Mercury Marine

OEM Part

10-69086 - Screw - Priced Individually [ More info ]

Add to shopping cart $0.40
10+ in stock. Explain stock levels

SCREW,NLA 10-21091
 

About Mercury Marine

OEM Part

10-21091 - Screw, NLA [ More info ]

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

#39 10-76630 SCREW, CYLINDER BLOCK COVER TO CYLINDER BLOCK (1") (4 required per assembly) UNITED STATES 4597262 AND UP AUSTRALIA 8044350 AND UP BELGIUM 9139800 AND UP CANADA 7091998 AND UP
SCREW (.250-20 x 1.00) 10-76630
10-76630

About Mercury Marine

OEM Part

10-76630 - Screw - Priced Individually [ More info ]

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

#41 27-78139 GASKET, CYLINDER BLOCK TO BAFFLE PLATE (1 required per assembly)
GASKET @5         O - Replaced by 27-41614
27-78139

This part has been superseded.

27-78139 - GASKET @5 O [ More info ]
Unavailable
Replaced by 27-41614
GASKET @2         O - Replaced by 27-41614  1
27-41614

This part has been superseded.

27-41614 - GASKET @2 O [ More info ]
Unavailable
Replaced by 27-41614 1
GASKET Note: must be ordered in multiples of 2 27-41614  1
27-41614  1

About Mercury Marine

OEM Part

27-41614 1 - Gasket - Priced Individually [ More info ]

Add to shopping cart $6.40
1 in stock. Explain stock levels

#42 46234 PLATE, BAFFLE - EXHAUST MANIFOLD (1 required per assembly)
PLATE,NLA 46234
46234

About Mercury Marine

OEM Part

46234 - Baffle Plate [ More info ]

Add to shopping cart $20.00
10+ in stock. Explain stock levels

#44 46171 COVER, EXHAUST MANIFOLD (1 required per assembly)
COVER             O NLA
 

About Mercury Marine

OEM Part

COVER O NLA [ More info ]
Unavailable
#45 10-49668 SCREW, PALTE/MANIFOLD COVER TO BLOCK (3/4") (6 required per assembly)
SCREW (.250-20 x .750) 10-49668
10-49668

About Mercury Marine

OEM Part

10-49668 - Screw - Priced Individually [ More info ]

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

#- 27-46232A73 GASKET SET
GASKET            O - Replaced by 27-78139A79
 

This part has been superseded.

27-46232A73 - GASKET O [ More info ]
Unavailable
Replaced by 27-78139A79
GASKET SET        O - Replaced by 27-78139A80
 

This part has been superseded.

27-78139A79 - GASKET SET O [ More info ]
Unavailable
Replaced by 27-78139A80
GASKET SET        O NLA
27-78139A80

About Mercury Marine

OEM Part

GASKET SET O NLA [ More info ]
Unavailable