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Parts for Mercury Marine 800 (4 Cylinder) , 80 (4 Cylinder) End Caps, Manifold & Exhaust Cover

#1 871-6591A 3 CYLINDER BLOCK AND CRANKCASE ASSEMBLY (1 required per assembly)
871-6591A 3 - CYLINDER BLOCK    O - Replaced by 871-7749A 3
 

This part has been superseded.

871-6591A 3 - 871-6591A 3 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 871-7749A 3
871-7749A 3 - CYLINDER BLOCK AS O - Replaced by 871-8338A 3
871-7749A 3

This part has been superseded.

871-7749A 3 - 871-7749A 3 - CYLINDER BLOCK AS O [ More info ]
Unavailable
Replaced by 871-8338A 3
871-8338A 3 - CYLINDER BLOCK AS O NLA
 

About Mercury Marine

OEM Part

871-8338A 3 - CYLINDER BLOCK AS O NLA [ More info ]
Unavailable
#2 1161-5940A 2 END CAP ASSEMBLY, UPPER (1 required per assembly)
END CAP ASSY,NLA 1161-5940A 2
 

About Mercury Marine

OEM Part

1161-5940A 2 - End Cap Assembly, NLA [ More info ]

Add to shopping cart $119.00
3 in stock. Explain stock levels

#3 26-29476 OIL SEAL (1 required per assembly)
2641953 26-29476
 

About Mercury Marine

OEM Part

26-29476 - OIL SEAL - Priced Individually [ More info ]

Add to shopping cart $9.60
8 in stock. Explain stock levels

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 25-47254 "O" RING (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
6 in stock. Explain stock levels

#5 15-73644A 1 SHIM ASSEMBLY (AR required per assembly) END CAP TO CRANKCASE (.006-8-10)
SHIM SET,NLA 15-73644A 1
 

About Mercury Marine

OEM Part

15-73644A 1 - Shim Set, NLA [ More info ]

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

#6 10-73169 SCREW, END CAP MOUNTING (1") (4 required per assembly)
10812618 10-73169
 

About Mercury Marine

OEM Part

10-73169 - Screw - Priced Individually [ More info ]

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

SCREW (.312-18 x 1.00) 10-812618
10-812618

About Mercury Marine

OEM Part

10-812618 - Screw [ More info ]

Add to shopping cart $3.00
Available to order: Usually ships within 8 days. Explain stock levels

#7 76367 POINTER, TIMING (1 required per assembly)
76367 - POINTER           O - Replaced by -43352
 

This part has been superseded.

76367 - 76367 - POINTER O [ More info ]
Unavailable
Replaced by -43352
POINTER,NLA 43352
 

About Mercury Marine

OEM Part

43352 - Pointer, NLA [ More info ]

Add to shopping cart $6.00
10+ in stock. Explain stock levels

#8 10-35585 SCREW, TIMING POINTER ATTACHING (3/4") (1 required per assembly)
10-35585 - SCREW (.75 In.)   O - Replaced by 10-98510
 

This part has been superseded.

10-35585 - 10-35585 - SCREW (.75 In.) O [ More info ]
Unavailable
Replaced by 10-98510
10-98510 - SCREW (.250-20 x  O - Replaced by 10-65746
 

This part has been superseded.

10-98510 - 10-98510 - SCREW (.250-20 x O [ More info ]
Unavailable
Replaced by 10-65746
SCREW (.250-20 x .750) 10-65746
10-65746

About Mercury Marine

OEM Part

10-65746 - Screw w/ Lw - Priced Individually [ More info ]

Add to shopping cart $0.80
2 in stock. Explain stock levels

#9 12-20533 WASHER, TIMING POINTER SCREW (1 required per assembly)
WASHER Note: must be ordered in multiples of 5 12-20533
 

About Mercury Marine

OEM Part

12-20533 - Washer - Priced Individually [ More info ]

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

#10 1148-5410A 1 END CAP ASSEMBLY, LOWER (1 required per assembly)
1148-5410A 1 - END CAP ASSEMBLY  O - Replaced by 1148-5410T 1
 

This part has been superseded.

1148-5410A 1 - 1148-5410A 1 - END CAP ASSEMBLY O [ More info ]
Unavailable
Replaced by 1148-5410T 1
1148-5410T 1 - END CAP ASSY      O NLA
 

About Mercury Marine

OEM Part

1148-5410T 1 - END CAP ASSY O NLA [ More info ]
Unavailable
#12 25-32546 "O" RING (1 required per assembly)
O-RING 25-32546
25-32546

About Mercury Marine

OEM Part

25-32546 - O-Ring - Priced Individually [ More info ]

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

O-Ring
18-7161

About Sierra Marine

OEM Match

18-7161-9 - (PK5) O-Ring 25-32546 [ More info ]

Add to shopping cart $14.95 $9.12
2 in stock. Explain stock levels

#13 15-20085A 1 SHIM, END CAP TO CRANKCASE (.002-3-5-10) (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
1 in stock. Explain stock levels

#14 10-30225 SCREW, END CAP MOUNTING (1") (3 required per assembly)
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

#15 27-73665 GASKET, WATER JACKET COVER (1 required per assembly)
GASKET Note: must be ordered in multiples of 2 27-73665
27-73665

About Mercury Marine

OEM Part

27-73665 - Gasket - Priced Individually [ More info ]

Add to shopping cart $6.40
10+ in stock. Explain stock levels

Gasket
18-0133

About Sierra Marine

OEM Match

18-0133 - Gasket, 27-73665 [ More info ]

Add to shopping cart $5.99
Available to order: Usually ships within 8 days. Explain stock levels

#16 76198 COVER, WATER JACKET - CYLINDER BLOCK (1 required per assembly)
COVER 76198
76198

About Mercury Marine

OEM Part

76198 - Water Jacket and Cylinder Block Cover [ More info ]

Add to shopping cart $83.41
Available to order: Usually ships within 8 days. Explain stock levels

#17 10-53167 SCREW (16 required per assembly) WATER JACKET COVER TO CYLINDER BLOCK (7/8')
1053167T 10-53167
10-53167

About Mercury Marine

OEM Part

10-53167 - Screw - Priced Individually [ More info ]

Add to shopping cart $0.64
10+ in stock. Explain stock levels

SCREW .312-18X .88 10-53167T
 

About Mercury Marine

OEM Part

10-53167T - Screw - Priced Individually [ More info ]

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

#18 12-70132 WASHER (16 required per assembly) WATER JACKET COVER FASTENING SCREW
12-70132 - WASHER (.323 x .5 O - Replaced by 12-8M0042642
12-70132

This part has been superseded.

12-70132 - 12-70132 - WASHER (.323 x .5 O [ More info ]
Unavailable
Replaced by 12-8M0042642
WASHER (.323 x .562 x . 12-8M0042642
12-8M0042642

About Mercury Marine

OEM Part

12-8M0042642 - Washer - Priced Individually [ More info ]

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

#19 27-72510 GASKET, CYLINDER BLOCK TO BAFFLE PLATE (1 required per assembly)
27-72510 - GASKET @2         O - Replaced by 27-64203
27-72510

This part has been superseded.

27-72510 - 27-72510 - GASKET @2 O [ More info ]
Unavailable
Replaced by 27-64203
27-64203 - GASKET @2         O - Replaced by 27-85498
27-64203

This part has been superseded.

27-64203 - 27-64203 - GASKET @2 O [ More info ]
Unavailable
Replaced by 27-85498
27-85498 - GASKET            O - Replaced by 27-85498  1
27-85498

This part has been superseded.

27-85498 - 27-85498 - GASKET O [ More info ]
Unavailable
Replaced by 27-85498 1
GASKET 27-85498  1
27-85498  1

About Mercury Marine

OEM Part

27-85498 1 - Gasket [ More info ]

Add to shopping cart $7.90
10+ in stock. Explain stock levels

Gasket
18-0107

About Sierra Marine

OEM Match

18-0107 - Gasket 27-85498 [ More info ]

Add to shopping cart $11.99
2 in stock. Explain stock levels

#20 73436 PLATE, BAFFLE - EXHAUST MANIFOLD (1 required per assembly)
PLATE 73436
73436

About Mercury Marine

OEM Part

73436 - Baffle Plate [ More info ]

Add to shopping cart $109.25
Available to order: Usually ships within 8 days. Explain stock levels

#21 27-72508 GASKET (1 required per assembly) BAFFLE PLATE TO EXHAUST MANIFOLD COVER
27-72508 - GASKET @2         O - Replaced by 27-64204
27-72508

This part has been superseded.

27-72508 - 27-72508 - GASKET @2 O [ More info ]
Unavailable
Replaced by 27-64204
27-64204 - GASKET @2         O - Replaced by 27-85496
27-64204

This part has been superseded.

27-64204 - 27-64204 - GASKET @2 O [ More info ]
Unavailable
Replaced by 27-85496
27-85496 - GASKET            O - Replaced by 27-85496  1
27-85496

This part has been superseded.

27-85496 - 27-85496 - GASKET O [ More info ]
Unavailable
Replaced by 27-85496 1
GASKET 27-85496  1
27-85496  1

About Mercury Marine

OEM Part

27-85496 1 - Gasket [ More info ]

Add to shopping cart $10.10
Available to order: Usually ships within 8 days. Explain stock levels

#22 78277A 1 COVER, EXHAUST MANIFOLD (1 required per assembly)
COVER ASSY,NLA 78277A 1
78277A 1

About Mercury Marine

OEM Part

78277A 1 - Cover Assembly, NLA [ More info ]

Add to shopping cart $140.00
10+ in stock. Explain stock levels

#23 10-53576 SCREW, MANIFOLD COVER MOUNTING (1 1/8") (18 required per assembly)
SCREW (.312-18 x 1.125) 10-53576
10-53576

About Mercury Marine

OEM Part

10-53576 - Screw - Priced Individually [ More info ]

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

#24 1021-3514 COVER, CYLINDER BLOCK (1 required per assembly)
1021-3514 - COVER             O - Replaced by 1021-7699
 

This part has been superseded.

1021-3514 - 1021-3514 - COVER O [ More info ]
Unavailable
Replaced by 1021-7699
1021-7699 - COVER             O NLA
 

About Mercury Marine

OEM Part

1021-7699 - COVER O NLA [ More info ]
Unavailable
#25 27-72505 GASKET, CYLNDER BLOCK COVER (1 required per assembly)
2752893 27-72505
27-72505

About Mercury Marine

OEM Part

27-72505 - Gasket - Priced Individually [ More info ]

Add to shopping cart $4.45
3 in stock. Explain stock levels

27-52893 - GASKET @2         O - Replaced by 27-85493
27-52893

This part has been superseded.

27-52893 - 27-52893 - GASKET @2 O [ More info ]
Unavailable
Replaced by 27-85493
GASKET Note: must be ordered in multiples of 2 27-85493
27-85493

About Mercury Marine

OEM Part

27-85493 - Gasket - Priced Individually [ More info ]

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

Exhaust Cover Gasket
18-2500

About Sierra Marine

OEM Match

18-2500-9 - Gasket 27-85493 2-Pack [ More info ]

Add to shopping cart $12.98
1 in stock. Explain stock levels

#26 10-69100 SCREW, CYLINDER BLOCK COVER MOUNTING (1") (12 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

#27 73320 COVER, TRANSFER PORT - TOP (1 required per assembly)
733201 73320
 

About Mercury Marine

OEM Part

73320 - Cover [ More info ]

Add to shopping cart $17.90
8 in stock. Explain stock levels

COVER,NLA 73320  1
 

About Mercury Marine

OEM Part

73320 1 - Cover, NLA [ More info ]

Add to shopping cart $62.50
7 in stock. Explain stock levels

#27 73321 COVER, TRANSFER PORT - BOTTOM (1 required per assembly)
73321 - COVER             O - Replaced by -87872
 

This part has been superseded.

73321 - 73321 - COVER O [ More info ]
Unavailable
Replaced by -87872
COVER 87872
87872

About Mercury Marine

OEM Part

87872 - Cover [ More info ]

Add to shopping cart $30.45
10+ in stock. Explain stock levels

#28 27-73645 GASKET, TRANSFER PORT COVER (1 required per assembly)
GASKET 27-73645
27-73645

About Mercury Marine

OEM Part

27-73645 - Gasket [ More info ]

Add to shopping cart $9.90
10+ in stock. Explain stock levels

Gasket
18-0926

About Sierra Marine

OEM Match

18-0926 - Gasket, 27-73645 [ More info ]

Add to shopping cart $14.49
2 in stock. Explain stock levels

#29 10-49668 SCREW, TRANSFER PORT COVER MOUNTING (3/4") (14 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

#30 37440 BRACKET, MOUNT SUPPORT - CYLINDER BLOCK (1 required per assembly)
BRACKET,NLA 37440
 

About Mercury Marine

OEM Part

37440 - Bracket, NLA [ More info ]

Add to shopping cart $12.50
10+ in stock. Explain stock levels

#31 10-24234 SCREW, BRACKET TO CYLINDER BLOCK (1") (1 required per assembly)
1035386 10-24234
 

About Mercury Marine

OEM Part

10-24234 - Screw - Priced Individually [ More info ]

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

SCREW (.312-18 x 1.00) 10-35386
10-35386

About Mercury Marine

OEM Part

10-35386 - Screw - Priced Individually [ More info ]

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

#32 46933A 3 GROUND STRAP ASSEMBLY (2 required per assembly) EXHAUST COVER SCREW
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

#33 10-62568 SCREW, GROUND STRAP ATTACHING (3/8") (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

#34 22-68307 PLUG, PIPE - CYLINDER BLOCK COVER (1 required per assembly)
PLUG 22-68307
22-68307

About Mercury Marine

OEM Part

22-68307 - Plug [ More info ]

Add to shopping cart $8.80
10+ in stock. Explain stock levels

#-- 27-73645A76 GASKET SET
27-73645A76 - GASKET SET        O - Replaced by 27-73645A32
 

This part has been superseded.

27-73645A76 - 27-73645A76 - GASKET SET O [ More info ]
Unavailable
Replaced by 27-73645A32
27-73645A32 - GASKET SET        O - Replaced by 27-73645A87
 

This part has been superseded.

27-73645A32 - 27-73645A32 - GASKET SET O [ More info ]
Unavailable
Replaced by 27-73645A87
GASKET SET 27-73645A87
27-73645A87

About Mercury Marine

OEM Part

27-73645A87 - Gasket Set [ More info ]

Add to shopping cart $84.75
Available to order: Usually ships within 8 days. Explain stock levels

Powerhead Gasket Set
18-4354

About Sierra Marine

OEM Match

18-4354 - Gasket Set, 27-73645A87 [ More info ]

Add to shopping cart $89.99 $72.45
1 in stock. Explain stock levels