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Parts for Mariner 45 HP (4 Cylinder) End Caps & Exhaust Cover

#1 863-8358A 4 CYLINDER BLOCK/CRANKCASE ASSEMBLY (1 required per assembly)
863-8358A 4 - CYLINDER BLOCK AS O - Replaced by 863-8981A 6
 

This part has been superseded.

863-8358A 4 - 863-8358A 4 - CYLINDER BLOCK AS O [ More info ]
Unavailable
Replaced by 863-8981A 6
863-8981A 6 - CYLINDER BLOCK AS O NLA
 

About Mercury Marine

OEM Part

863-8981A 6 - CYLINDER BLOCK AS O NLA [ More info ]
Unavailable
#2 1160-5826A 2 END CAP ASSEMBLY, UPPER (1 required per assembly)
1160-5826A 2 - END CAP ASSEMBLY  O NLA
 

About Mercury Marine

OEM Part

1160-5826A 2 - END CAP ASSEMBLY O NLA [ More info ]
Unavailable
#3 26-41953 OIL SEAL, UPPER END CAP (1 required per assembly)
SEAL Note: must be ordered in multiples of 2 26-41953
26-41953

About Mercury Marine

OEM Part

26-41953 - 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

#4 25-20081 "O" RING, UPPER END CAP (1 required per assembly)
O-RING 25-20081
25-20081

About Mercury Marine

OEM Part

25-20081 - O-Ring - Priced Individually [ More info ]

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

O-Ring
18-7151

About Sierra Marine

OEM Match

18-7151-9 - (PK5) O-Ring Mercury 25-20081 [ More info ]

Add to shopping cart $12.45 $7.10
2 in stock. Explain stock levels

#5 30-63742 BALL BEARING, UPPER END CAP (1 required per assembly)
30-63742 - BEARING Ball      O - Replaced by 30-63742T
30-63742

This part has been superseded.

30-63742 - 30-63742 - BEARING Ball O [ More info ]
Unavailable
Replaced by 30-63742T
BEARING Ball 30-63742T
30-63742T

About Mercury Marine

OEM Part

30-63742T - Ball Bearing [ More info ]

Add to shopping cart $29.00 $24.84
Available to order: Usually ships within 8 days. Explain stock levels

Ball Bearing
18-1154

About Sierra Marine

OEM Match

18-1154 - Bearing, 30-63742, 377139 [ More info ]

Add to shopping cart $25.99 $19.44
2 in stock. Explain stock levels

#6 15-72538A 1 SHIM, UPPER END CAP (.005-10) (AR required per assembly)
15-72538A 1 - SHIM              O NLA
 

About Mercury Marine

OEM Part

15-72538A 1 - SHIM O NLA [ More info ]
Unavailable
#7 10-73274 SCREW, UPPER END CAP (3/4") (4 required per assembly)
10-73274 - SCREW             O - Replaced by 10-824941
 

This part has been superseded.

10-73274 - 10-73274 - SCREW O [ More info ]
Unavailable
Replaced by 10-824941
SCREW (.312-18 x .750) 10-824941
10-824941

About Mercury Marine

OEM Part

10-824941 - Screw [ More info ]

Add to shopping cart $10.80
1 in stock. Explain stock levels

#8 1017-7054A 1 COVER ASSEMBLY, CYLINDER BLOCK (1 required per assembly) UNITED STATES 6146848 AND BELOW AUSTRALIA 8075602 AND BELOW BELGIUM 9362390 AND BELOW CANADA 7198592 AND BELOW
1017-7054A 1 - COVER ASSEMBLY    O NLA
 

About Mercury Marine

OEM Part

1017-7054A 1 - COVER ASSEMBLY O NLA [ More info ]
Unavailable
#9 22-32802 PIPE PLUG, CYLINDER BLOCK COVER (1 required per assembly) UNITED STATES 6146848 AND BELOW AUSTRALIA 8075602 AND BELOW BELGIUM 9362390 AND BELOW CANADA 7198592 AND BELOW
22328021 22-32802
 

About Mercury Marine

OEM Part

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

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

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

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
Available to order: Usually ships within 8 days. 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

#10 27-85487 GASKET, CYLINDER BLOCK COVER (1 required per assembly) UNITED STATES 6146848 AND BELOW AUSTRALIA 8075602 AND BELOW BELGIUM 9362390 AND BELOW CANADA 7198592 AND BELOW
GASKET 27-85487
27-85487

About Mercury Marine

OEM Part

27-85487 - Gasket [ More info ]

Add to shopping cart $7.10
Available to order: Usually ships within 8 days. Explain stock levels

Cyl. Block Cover Gasket
18-2507

About Sierra Marine

OEM Match

18-2507-9 - Gasket 27-85487 2-Pack [ More info ]

Add to shopping cart $13.98 $9.51
1 in stock. Explain stock levels

#8 1017-8360A 1 COVER ASSEMBLY, CYLINDER BLOCK (1 required per assembly) UNITED STATES 6146849 AND UP BELGIUM 9362391 AND UP CANADA 7198593 AND UP
1017-8360A 1 - COVER ASSEMBLY    O NLA
 

About Mercury Marine

OEM Part

1017-8360A 1 - COVER ASSEMBLY O NLA [ More info ]
Unavailable
#10 27-43777 1 GASKET, CYLINDER BLOCK COVER (1 required per assembly) UNITED STATES 6146849 AND UP BELGIUM 9362391 AND UP CANADA 7198593 AND UP
27-43777  1 - GASKET            O - Replaced by 27-43777
 

This part has been superseded.

27-43777 1 - 27-43777 1 - GASKET O [ More info ]
Unavailable
Replaced by 27-43777
27-43777 - GASKET            O - Replaced by 27-43777  2
 

This part has been superseded.

27-43777 - 27-43777 - GASKET O [ More info ]
Unavailable
Replaced by 27-43777 2
GASHET 27-43777  2
27-43777  2

About Mercury Marine

OEM Part

27-43777 2 - Gasket [ More info ]

Add to shopping cart $16.70 $14.30
Available to order: Usually ships within 8 days. Explain stock levels

#11 10-69100 SCREW, CYLINDER BLOCK COVER (1") (10 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

#12 88238A 2 GROUND STRAP (3-5/8") (2 required per assembly)
88238A 2 - CABLE ASSEMBLY Gr O - Replaced by -88238A10
 

This part has been superseded.

88238A 2 - 88238A 2 - CABLE ASSEMBLY Gr O [ More info ]
Unavailable
Replaced by -88238A10
CABLE ASSEMBLY Ground 88238A10
88238A10

About Mercury Marine

OEM Part

88238A10 - Cable Assembly [ More info ]

Add to shopping cart $5.90
Available to order: Usually ships within 8 days. Explain stock levels

#13 10-62568 SCREW, GROUND STRAP (2 required per assembly)
SCREW (#10-16 x .375) 10-62568
10-62568

About Mercury Marine

OEM Part

10-62568 - Screw - Priced Individually [ More info ]

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

#14 90435 MOUNT, RUBBER - CYLINDER BLOCK COVER (1 required per assembly)
MOUNT 90435
90435

About Mercury Marine

OEM Part

90435 - Rubber Mount [ More info ]

Add to shopping cart $43.00
10+ in stock. Explain stock levels

#15 11-20184 NUT, RUBBER MOUNT (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
10+ in stock. Explain stock levels

#16 87553A 1 COVER ASSEMBLY, TRANSFER PORT (1 required per assembly)
87553A 1 - COVER ASSEMBLY    O - Replaced by -18827A 1
 

This part has been superseded.

87553A 1 - 87553A 1 - COVER ASSEMBLY O [ More info ]
Unavailable
Replaced by -18827A 1
18827A 1 - COVER ASSEMBLY    O NLA
 

About Mercury Marine

OEM Part

18827A 1 - COVER ASSEMBLY O NLA [ More info ]
Unavailable
#17 27-27936 GASKET, TRANSFER PORT COVER (2 required per assembly)
27-27936 - GASKET            O - Replaced by 27-27936  1
27-27936

This part has been superseded.

27-27936 - 27-27936 - GASKET O [ More info ]
Unavailable
Replaced by 27-27936 1
GASKET 27-27936  1
27-27936  1

About Mercury Marine

OEM Part

27-27936 1 - Gasket [ More info ]

Add to shopping cart $2.60
10+ in stock. Explain stock levels

#18 10-20540 SCREW, TRANSFER PORT COVER (5/8") (6 required per assembly)
SCREW,NLA 10-20540
 

About Mercury Marine

OEM Part

10-20540 - Screw, NLA [ More info ]

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

#19 1158-6635A 1 END CAP ASSEMBLY, LOWER (1 required per assembly)
1158-6635A 1 - END CAP ASSEMBLY  O - Replaced by 1158-6635T 1
 

This part has been superseded.

1158-6635A 1 - 1158-6635A 1 - END CAP ASSEMBLY O [ More info ]
Unavailable
Replaced by 1158-6635T 1
1158-6635T 1 - END CAP           O NLA
 

About Mercury Marine

OEM Part

1158-6635T 1 - END CAP O NLA [ More info ]
Unavailable
#23 15-20085A 1 SHIM, LOWER END CAP(.005-10) (AR required per assembly)
SHIM SET 15-20085A 1
 

About Mercury Marine

OEM Part

15-20085A 1 - Shim Set [ More info ]

Add to shopping cart $50.00
Available to order: Usually ships within 8 days. Explain stock levels

#24 10-29256 SCREW, LOWER END CAP (7/8") (3 required per assembly)
SCREW (.312-18 x .875) 10-29256
10-29256

About Mercury Marine

OEM Part

10-29256 - Screw - Priced Individually [ More info ]

Add to shopping cart $1.80
10+ in stock. Explain stock levels

#27 84-65773A 5 GROUND STRAP, CRANKCASE MOUNT (1 required per assembly)
GROUND CABLE ASSY,NLA 84-65773A 5
 

About Mercury Marine

OEM Part

84-65773A 5 - Ground Cable Assembly, NLA [ More info ]

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

#28 27-85491 1 GASKET, CYLINDER BLOCK TO BAFFLE PLATE (1 required per assembly)
27-85491  1 - GASKET            O - Replaced by 27-85491  2
 

This part has been superseded.

27-85491 1 - 27-85491 1 - GASKET O [ More info ]
Unavailable
Replaced by 27-85491 2
27-85491  2 - GASKET            O - Replaced by 27-85491  3
 

This part has been superseded.

27-85491 2 - 27-85491 2 - GASKET O [ More info ]
Unavailable
Replaced by 27-85491 3
GASKET 27-85491  3
27-85491  3

About Mercury Marine

OEM Part

27-85491 3 - Gasket [ More info ]

Add to shopping cart $7.40
Available to order: Usually ships within 8 days. Explain stock levels

Gasket
18-0942

About Sierra Marine

OEM Match

18-0942 - Gasket, 27-85491 2 [ More info ]

Add to shopping cart $6.49 $4.86
Available to order: Usually ships within 8 days. Explain stock levels

#29 90421 PLATE, BAFFLE-EXHAUST MANIFOLD (1 required per assembly)
90421 - PLATE             O - Replaced by -90421  1
 

This part has been superseded.

90421 - 90421 - PLATE O [ More info ]
Unavailable
Replaced by -90421 1
90421  1 - PLATE Baffle - Ex O - Replaced by -90421T01
90421  1

This part has been superseded.

90421 1 - 90421 1 - PLATE Baffle - Ex O [ More info ]
Unavailable
Replaced by -90421T01
PLATE-BAFFLE 90421T01
90421T01

About Mercury Marine

OEM Part

90421T01 - Baffle Plate [ More info ]

Add to shopping cart $108.09
Available to order: Usually ships within 8 days. Explain stock levels

#30 27-85492 1 GASKET, BAFFLE PLATE TO EXHAUST COVER (1 required per assembly)
27-85492  1 - GASKET            O - Replaced by 27-85492  2
 

This part has been superseded.

27-85492 1 - 27-85492 1 - GASKET O [ More info ]
Unavailable
Replaced by 27-85492 2
27-85492  2 - GASKET            O - Replaced by 27-85492  4
 

This part has been superseded.

27-85492 2 - 27-85492 2 - GASKET O [ More info ]
Unavailable
Replaced by 27-85492 4
GASKET 27-85492  4
27-85492  4

About Mercury Marine

OEM Part

27-85492 4 - Gasket [ More info ]

Add to shopping cart $10.60
Available to order: Usually ships within 8 days. Explain stock levels

Gasket
18-0137

About Sierra Marine

OEM Match

18-0137 - Gasket, 27-85492 2 [ More info ]

Add to shopping cart $8.49 $6.19
Available to order: Usually ships within 8 days. Explain stock levels

#31 77381 COVER, EXHAUST MANIFOLD (1 required per assembly)
EXH COVER,NLA 77381
77381

About Mercury Marine

OEM Part

77381 - Exhaust Manifold Cover, NLA [ More info ]

Add to shopping cart $65.00
5 in stock. Explain stock levels

#32 10-37562 SCREW (14 required per assembly) MANIFOLD COVER TO CYLINDER BLOCK (1")
SCREW (.312-18 x 1.00) 10-37562
10-37562

About Mercury Marine

OEM Part

10-37562 - Screw - Priced Individually [ More info ]

Add to shopping cart $2.10
10+ in stock. Explain stock levels

#32 10-38837 SCREW (1 required per assembly) MANIFOLD COVER TO CYLINDER BLOCK (1-1/8")
SCREW (.312-18 x 1.12) 10-38837
10-38837

About Mercury Marine

OEM Part

10-38837 - Screw - Priced Individually [ More info ]

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