Logo

Parts for Mercury Marine Model 402, 40 HP (2 Cylinder) Cylinder Block & Crankcase Assembly

#1 1151-4732A 1 END CAP ASSEMBLY, UPPER (1 required per assembly)
END CAP ASSY,NLA 1151-4732A 1
 

About Mercury Marine

OEM Part

1151-4732A 1 - End Cap Assembly, NLA [ More info ]

Add to shopping cart $175.00
4 in stock. Explain stock levels

#2 25-47254 "O" RING, UPPER END CAP (1 required per assembly)
O-RING 25-47254
25-47254

About Mercury Marine

OEM Part

25-47254 - O-Ring - Priced Individually [ More info ]

Add to shopping cart $4.30
1 in stock. Explain stock levels

O-RING
18-7961

About Sierra Marine

OEM Match

18-7961 - O-Ring 25-97386 [ More info ]

Add to shopping cart $4.99 $3.62
Available to order: Usually ships within 8 days. Explain stock levels

#3 31-62066 ROLLER BEARING, UPPER END CAP (1 required per assembly)
3162066T 31-62066
31-62066

About Mercury Marine

OEM Part

31-62066 - Bearing [ More info ]

Add to shopping cart $92.25
10+ in stock. Explain stock levels

31-62066T - BEARING           O NLA
31-62066T

About Mercury Marine

OEM Part

31-62066T - BEARING O NLA [ More info ]
Unavailable
#4 26-29476 OIL SEAL, UPPER END CAP (1 required per assembly)
26-29476 - SEAL Oil          O - Replaced by 26-41953
26-29476

This part has been superseded.

26-29476 - 26-29476 - SEAL Oil O [ More info ]
Unavailable
Replaced by 26-41953
SEAL Note: must be ordered in multiples of 2 26-41953
26-41953

About Mercury Marine

OEM Part

26-41953 - Oil Seal - Priced Individually [ More info ]

Add to shopping cart $15.30
10+ in stock. Explain stock levels

Oil Seal
18-2016

About Sierra Marine

OEM Match

18-2016 - Seal, 26-41953 [ More info ]

Add to shopping cart $10.99 $8.18
10+ in stock. Explain stock levels

#5 10-69034 SCREW, UPPER END CAP MOUNTING (1") (4 required per assembly)
1030225 10-69034
 

About Mercury Marine

OEM Part

10-69034 - Screw w/ Lw [ More info ]

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

SCREW WITH LOCKWASHER ( 10-30225
10-30225

About Mercury Marine

OEM Part

10-30225 - Screw w/ Lw - Priced Individually [ More info ]

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

#6 851-6663A 3 CYLINDER BLOCK AND CRANKCASE ASSEMBLY (1 required per assembly)
851-6663A 3 - CYLINDER BLOCK    O - Replaced by 851-7418A 2
 

This part has been superseded.

851-6663A 3 - 851-6663A 3 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 851-7418A 2
851-7418A 2 - CYLINDER BLOCK    O - Replaced by 851-7940A 2
 

This part has been superseded.

851-7418A 2 - 851-7418A 2 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 851-7940A 2
851-7940A 2 - CYLINDER BLOCK AS O - Replaced by 851-7940A 6
 

This part has been superseded.

851-7940A 2 - 851-7940A 2 - CYLINDER BLOCK AS O [ More info ]
Unavailable
Replaced by 851-7940A 6
851-7940A 6 - CYLINDER BLOCK/CR O NLA
 

About Mercury Marine

OEM Part

851-7940A 6 - CYLINDER BLOCK/CR O NLA [ More info ]
Unavailable
#7 16-68164 STUD, CARBURETOR MOUNTING (1 1/4") (2 required per assembly) (1 1/4")
16-68164 - STUD              O - Replaced by 16-64936
 

This part has been superseded.

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

About Mercury Marine

OEM Part

16-64936 - Stud, NLA [ More info ]

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

#8 16-68165 STUD, CRANKCASE TO DRIVE SHAFT HOUSING (2 required per assembly) (1 5/8")
STUD,NLA 16-68165
 

About Mercury Marine

OEM Part

16-68165 - Stud, NLA [ More info ]

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

#9 16-68168 STUD, CYLINDER BLOCK TO DRIVE SHAFT HOUSING (2 required per assembly) (3 11/16")
STUD ,NLA 16-68168
 

About Mercury Marine

OEM Part

16-68168 - Stud, NLA [ More info ]

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

#10 16-68166 STUD, CYLINDER BLOCK TO DRIVE SHAFT HOUSING (2 required per assembly) (2 7/64")
STUD (.312 x  2.125) 16-68166
 

About Mercury Marine

OEM Part

16-68166 - Stud [ More info ]

Add to shopping cart $39.41
Available to order: Usually ships within 8 days. Explain stock levels

#11 16-68167 STUD, CYLINDER BLOCK TO DRIVE SHAFT HOUSING (2 required per assembly) (2 9/16")
STUD (.312-18/.312-24 x 16-68167
 

About Mercury Marine

OEM Part

16-68167 - Stud [ More info ]

Add to shopping cart $19.10 $16.36
2 in stock. Explain stock levels

#12 66517 RESTRICTOR, CYLINDER BLOCK (BLEED) (1 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

#13 17-23784 DOWEL PIN, CRANKCASE TO CYLINDER BLOCK (2 required per assembly)
PIN Dowel 17-23784
 

About Mercury Marine

OEM Part

17-23784 - Pin -Dowel [ More info ]

Add to shopping cart $3.60
10+ in stock. Explain stock levels

#14 17-20323 DOWEL PIN, CYLINDER BLOCK TO MAIN BEARING (1 required per assembly)
PIN Dowel 17-20323
 

About Mercury Marine

OEM Part

17-20323 - Pin -Dowel - Priced Individually [ More info ]

Add to shopping cart $3.00 $2.03
10+ in stock. Explain stock levels

#15 27-55158 GASKET, SEALING - CYLINDER BLOCK (2 required per assembly)
GASKET Note: must be ordered in multiples of 2 27-55158
27-55158

About Mercury Marine

OEM Part

27-55158 - Gasket - Priced Individually [ More info ]

Add to shopping cart $1.90
10+ in stock. Explain stock levels

#15A 22-32802 PIPE PLUG, CYLINDER BLOCK (1 required per assembly)
22328021 22-32802
22-32802

About Mercury Marine

OEM Part

22-32802 - Plug , Priced Individually [ More info ]

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

22-32802  1 - PLUG Pipe (.125-2 O - Replaced by 22-32802  2
22-32802  1

This part has been superseded.

22-32802 1 - 22-32802 1 - PLUG Pipe (.125-2 O [ More info ]
Unavailable
Replaced by 22-32802 2
PLUG Pipe (.125-27) Bra 22-32802  2
22-32802  2

About Mercury Marine

OEM Part

22-32802 2 - Plug - (brass) - Priced Individually [ More info ]

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

Pipe Plug, 1/8-27 Npt Pipe
18-4263

About Sierra Marine

OEM Match

18-4263 - Pipe Plug, 1/8-27 NPT Pi [ More info ]

Add to shopping cart $4.49 $3.24
10+ in stock. Explain stock levels

#16 62064 BRACKET, STARTER MOTOR (1 required per assembly)
BRACKET,NLA 62064
62064

About Mercury Marine

OEM Part

62064 - Bracket, NLA [ More info ]

Add to shopping cart $44.00
10+ in stock. Explain stock levels

#17 10-21339 SCREW, STARTER MOTOR BRACKET TO BLOCK (2 required per assembly) (1 3/8")
SCREW,NLA 10-21339
 

About Mercury Marine

OEM Part

10-21339 - Screw, NLA [ More info ]

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

#18 11-46793 NUT, STARTER MOTOR BRACKET SCREW (2 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

#19 10-73657 SCREW, CRANKCASE TO CYLINDER BLOCK (1 1/2") (6 required per assembly)
SCREW (.312-18 x 1.50) 10-73657
10-73657

About Mercury Marine

OEM Part

10-73657 - Screw - Priced Individually [ More info ]

Add to shopping cart $2.40 $1.62
10+ in stock. Explain stock levels

#19 10-63328 SCREW, CRANKCASE TO CYLINDER BLOCK (3") (2 required per assembly)
SCREW (.312-18 x 3.00) 10-63328
10-63328

About Mercury Marine

OEM Part

10-63328 - Screw - Priced Individually [ More info ]

Add to shopping cart $4.80
5 in stock. Explain stock levels

#19 10-74824 SCREW, CRANKCASE TO CYLINDER BLOCK (1 1/4") (1 required per assembly)
SCREW (.312-18 x 1.250) 10-74824
10-74824

About Mercury Marine

OEM Part

10-74824 - Screw - Priced Individually [ More info ]

Add to shopping cart $1.40
Available to order: Usually ships within 8 days. Explain stock levels

#21 1152-7267A 1 END CAP ASSEMBLY, LOWER (1 required per assembly)
1152-7267A 1 - END CAP ASSEMBLY  O NLA
 

About Mercury Marine

OEM Part

1152-7267A 1 - END CAP ASSEMBLY O NLA [ More info ]
Unavailable
#23 25-64068 "O" RING, LOWER END CAP SCREW (3 required per assembly)
O-RING 25-64068
25-64068

About Mercury Marine

OEM Part

25-64068 - O-Ring - Priced Individually [ More info ]

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

O Ring
18-7145

About Sierra Marine

OEM Match

18-7145-9 - O-Ring, Pack of 5, 333572 [ More info ]

Add to shopping cart $7.45 $3.48
9 in stock. Explain stock levels

#24 25-64067 "O" RING, LOWER END CAP (1 required per assembly)
25823683 25-64067
25-64067

About Mercury Marine

OEM Part

25-64067 - O-Ring - Priced Individually [ More info ]

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

O-RING (1.989 x .070) 25-823683
25-823683

About Mercury Marine

OEM Part

25-823683 - O-Ring [ More info ]

Add to shopping cart $2.20
1 in stock. Explain stock levels

O-Ring
18-7414

About Sierra Marine

OEM Match

18-7414-9 - O-Ring (PK5) 25-64067 [ More info ]

Add to shopping cart $12.45
1 in stock. Explain stock levels

#25 10-63365 SCREW (3 required per assembly) LOWER END CAP TO CYLINDER BLOCK AND CRANKCASE (1 1/2")
SCREW,NLA 10-63365
 

About Mercury Marine

OEM Part

10-63365 - Screw, NLA [ More info ]

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

#26 27-78028 GASKET, CYLINDER BLOCK TO BAFFLE PLATE (1 required per assembly)
2785489 27-78028
 

About Mercury Marine

OEM Part

27-78028 - Gasket - Priced Individually [ More info ]

Add to shopping cart $2.64
10+ in stock. Explain stock levels

27854891 27-85489
 

About Mercury Marine

OEM Part

27-85489 - Gasket [ More info ]

Add to shopping cart $2.35
8 in stock. Explain stock levels

27854892 27-85489  1
 

About Mercury Marine

OEM Part

27-85489 1 - Gasket [ More info ]

Add to shopping cart $2.55
10 in stock. Explain stock levels

27856728 27-85489  2
 

About Mercury Marine

OEM Part

27-85489 2 - Gasket [ More info ]

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

#27 55190 PLATE, DIVIDER - EXHAUST MANIFOLD (1 required per assembly)
DIVIDER PLATE,NLA 55190
55190

About Mercury Marine

OEM Part

55190 - Divider Plate, NLA [ More info ]

Add to shopping cart $44.00
10+ in stock. Explain stock levels

#28 27-78027 GASKET, BAFFLE PLATE TO EXHAUST COVER (1 required per assembly)
2785488 27-78027
 

About Mercury Marine

OEM Part

27-78027 - Gasket - Priced Individually [ More info ]

Add to shopping cart $2.55
10+ in stock. Explain stock levels

27854881 27-85488
 

About Mercury Marine

OEM Part

27-85488 - Gasket [ More info ]

Add to shopping cart $2.10
1 in stock. Explain stock levels

27-85488  1 - GASKET            O - Replaced by 27-85488  2
 

This part has been superseded.

27-85488 1 - 27-85488 1 - GASKET O [ More info ]
Unavailable
Replaced by 27-85488 2
GASKET 27-85488  2
27-85488  2

About Mercury Marine

OEM Part

27-85488 2 - Gasket [ More info ]

Add to shopping cart $8.10
3 in stock. Explain stock levels

#29 55157 COVER, EXHAUST MANIFOLD (1 required per assembly)
55157T 55157
 

About Mercury Marine

OEM Part

55157 - Cover [ More info ]

Add to shopping cart $24.20
2 in stock. Explain stock levels

55157T - COVER             O - Replaced by -55157  2
 

This part has been superseded.

55157T - 55157T - COVER O [ More info ]
Unavailable
Replaced by -55157 2
COVER,NLA 55157  2
 

About Mercury Marine

OEM Part

55157 2 - Cover, NLA [ More info ]

Add to shopping cart $50.00
10+ in stock. Explain stock levels

#30 10-69092 SCREW, MANIFOLD COVER TO CYLINDER BLOCK (1 required per assembly) (1 1/4")
1060411 10-69092
 

About Mercury Marine

OEM Part

10-69092 - Screw [ More info ]

Add to shopping cart $0.70
10+ in stock. Explain stock levels

SCREW (.312-18 x 1.250) 10-60411
10-60411

About Mercury Marine

OEM Part

10-60411 - Screw - Priced Individually [ More info ]

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

#30 10-69099 SCREW, MANIFOLD COVER TO CYLINDER BLOCK (7 required per assembly) (1 3/8")
10-69099 - SCREW             O - Replaced by 10-31984
 

This part has been superseded.

10-69099 - 10-69099 - SCREW O [ More info ]
Unavailable
Replaced by 10-31984
SCREW (.312-18 x 1.375) 10-31984
10-31984

About Mercury Marine

OEM Part

10-31984 - Screw - Priced Individually [ More info ]

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

#31 10-64021 SCREW, ADJUSTING - EXHAUST COVER (1 7/8") (2 required per assembly)
10-64021 - SCREW             O NLA
 

About Mercury Marine

OEM Part

10-64021 - SCREW O NLA [ More info ]
Unavailable
#32 11-64015 NUT, ADJUSTING SCREW (2 required per assembly)
NUT (.250-20) 11-64015
 

About Mercury Marine

OEM Part

11-64015 - Nut - Priced Individually [ More info ]

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

#33 26852 CAP, NYLON - ADJUSTING SCREW (2 required per assembly)
CAP Nylon 26852
26852

About Mercury Marine

OEM Part

26852 - Nylon Cap [ More info ]

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

#34 1024-6652 COVER, CYLINDER BLOCK (1 required per assembly)
1024-6652 - COVER             O - Replaced by 1024-9110
 

This part has been superseded.

1024-6652 - 1024-6652 - COVER O [ More info ]
Unavailable
Replaced by 1024-9110
1024-9110 - COVER             O - Replaced by 1024-9110T
 

This part has been superseded.

1024-9110 - 1024-9110 - COVER O [ More info ]
Unavailable
Replaced by 1024-9110T
1024-9110T - COVER             O - Replaced by 1024-9110  1
 

This part has been superseded.

1024-9110T - 1024-9110T - COVER O [ More info ]
Unavailable
Replaced by 1024-9110 1
1024-9110  1 - COVER             O NLA
 

About Mercury Marine

OEM Part

1024-9110 1 - COVER O NLA [ More info ]
Unavailable
#35 27-78029 GASKET, CYLINDER BLOCK COVER (1 required per assembly)
27-78029 - GASKET @2         O - Replaced by 27-85490
 

This part has been superseded.

27-78029 - 27-78029 - GASKET @2 O [ More info ]
Unavailable
Replaced by 27-85490
27-85490 - GASKET            O - Replaced by 27-85490  1
 

This part has been superseded.

27-85490 - 27-85490 - GASKET O [ More info ]
Unavailable
Replaced by 27-85490 1
27-85490  1 - GASKET            O
 

About Mercury Marine

OEM Part

27-85490 1 - GASKET O [ More info ]
Unavailable
#36 10-76213 SCREW, CYLINDER BLOCK COVER MOUNTING (10 required per assembly) (1 1/8")
SCREW (.250-20 x 1.120) 10-76213
10-76213

About Mercury Marine

OEM Part

10-76213 - Screw - Priced Individually [ More info ]

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

#38 46933A 3 GROUND STRAP, POWERHEAD TO (2 required per assembly) BOTTOM COWL
STRAP ASSY,NLA 46933A 3
 

About Mercury Marine

OEM Part

46933A 3 - Strap Assembly, NLA [ More info ]

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

#40 63970 COVER, TRANSFER PORT (1 required per assembly)
COVER,NLA 63970
 

About Mercury Marine

OEM Part

63970 - Cover, NLA [ More info ]

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

#41 27-55279 GASKET, TRANSFER PORT COVER (1 required per assembly)
27552791 27-55279
27-55279

About Mercury Marine

OEM Part

27-55279 - Gasket - Priced Individually [ More info ]

Add to shopping cart $2.30
5 in stock. Explain stock levels

GASKET Note: must be ordered in multiples of 2 27-55279  1
27-55279  1

About Mercury Marine

OEM Part

27-55279 1 - Gasket - Priced Individually [ More info ]

Add to shopping cart $5.50 $3.72
10+ in stock. Explain stock levels

#42 54-54457 "J" CLIP, COIL HARNESS (1 required per assembly)
J CLIP 54-54457
 

About Mercury Marine

OEM Part

54-54457 - J Clip [ More info ]

Add to shopping cart $3.40
Available to order: Usually ships within 8 days. Explain stock levels

#43 10-69100 SCREW, TRANSFER PORT COVER MOUNTING (1") (5 required per assembly)
10-69100 - SCREW             O - Replaced by 10-76630
 

This part has been superseded.

10-69100 - 10-69100 - SCREW O [ More info ]
Unavailable
Replaced by 10-76630
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
10+ in stock. Explain stock levels