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Parts for Force 90 HP (1991) Power Head

#1 F2051 SCREW, 1/4 - 20 X 2-1/4 (21 required per assembly)
SCREW,NLA 10-F2051
 

About Mercury Marine

OEM Part

10-F2051 - Screw, NLA [ More info ]

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

#2 F692152 COVER, EXHAUST PORT (1 required per assembly)
F692152 - COVER             O - Replaced by -803932T
F692152

This part has been superseded.

F692152 - F692152 - COVER O [ More info ]
Unavailable
Replaced by -803932T
COVER-EXHAUST 803932T
803932T

About Mercury Marine

OEM Part

803932T - Exhaust Cover [ More info ]

Add to shopping cart $65.00
10+ in stock. Explain stock levels

#3 F692154-1 GASKET, EXHAUST PORT PLATE (2 required per assembly)
F692154-1 - GASKET Exhaust Po O - Replaced by 27-819023
 

This part has been superseded.

F692154-1 - F692154-1 - GASKET Exhaust Po O [ More info ]
Unavailable
Replaced by 27-819023
27-819023 - GASKET            O - Replaced by 27-819023  1
27-819023

This part has been superseded.

27-819023 - 27-819023 - GASKET O [ More info ]
Unavailable
Replaced by 27-819023 1
GASKET 27-819023  1
27-819023  1

About Mercury Marine

OEM Part

27-819023 1 - Gasket [ More info ]

Add to shopping cart $19.00 $16.28
6 in stock. Explain stock levels

#4 F699151 PLATE, EXHAUST PORT (1 required per assembly)
F699151 - PLATE-EXHAUST     O - Replaced by 1000-819283
 

This part has been superseded.

F699151 - F699151 - PLATE-EXHAUST O [ More info ]
Unavailable
Replaced by 1000-819283
1000-819283 - PLATE-EXHAUST     O - Replaced by 1000-819283  1
 

This part has been superseded.

1000-819283 - 1000-819283 - PLATE-EXHAUST O [ More info ]
Unavailable
Replaced by 1000-819283 1
PLATE 1000-819283  1
1000-819283  1

About Mercury Marine

OEM Part

1000-819283 1 - Exhaust Plate [ More info ]

Add to shopping cart $37.17
Available to order: Usually ships within 8 days. Explain stock levels

#5 F2090 PLUG (1 required per assembly)
22-F2090 - PLUG              O NLA
 

About Mercury Marine

OEM Part

22-F2090 - PLUG O NLA [ More info ]
Unavailable
#6 F529398-1 DECAL, WIRING (1 required per assembly)
#12 F476067 GASKET, THERMOSTAT (1 required per assembly)
27-F476067 - GASKET            O - Replaced by 27-828319
27-F476067

This part has been superseded.

27-F476067 - 27-F476067 - GASKET O [ More info ]
Unavailable
Replaced by 27-828319
GASKET 27-828319
27-828319

About Mercury Marine

OEM Part

27-828319 - Gasket [ More info ]

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

Gasket
18-0854

About Sierra Marine

OEM Match

18-0854-9 - Gasket 27-828319 2-Pack [ More info ]

Add to shopping cart $3.98 $2.14
3 in stock. Explain stock levels

#13 F692995 COVER, CYLINDER HEAD (1 required per assembly)
1000-F692995 - COVER             O NLA
1000-F692995

About Mercury Marine

OEM Part

1000-F692995 - COVER O NLA [ More info ]
Unavailable
#14 F1502 SCREW, 1/4 - 20 X 5/8 (3 required per assembly)
F1502 - SCREW (.250-20 x  O - Replaced by 10-98254
 

This part has been superseded.

F1502 - F1502 - SCREW (.250-20 x O [ More info ]
Unavailable
Replaced by 10-98254
SCREW (.250-20 x .620) 10-98254
10-98254

About Mercury Marine

OEM Part

10-98254 - Screw [ More info ]

Add to shopping cart $0.40
1 in stock. Explain stock levels

#15 F1883 SCREW, 5/16 - 18 X 2-3/8 (14 required per assembly)
BOLT (.312-18 x 2.375) 10-F1883
10-F1883

About Mercury Marine

OEM Part

10-F1883 - Screw [ More info ]

Add to shopping cart $3.80
Available to order: Usually ships within 8 days. Explain stock levels

#16 F1987 WASHER (14 required per assembly)
F1987 - WASHER            O - Replaced by 12-34437
 

This part has been superseded.

F1987 - F1987 - WASHER O [ More info ]
Unavailable
Replaced by 12-34437
WASHER Note: must be ordered in multiples of 2 12-34437
 

About Mercury Marine

OEM Part

12-34437 - Washer - Priced Individually [ More info ]

Add to shopping cart $2.00
Available to order: Usually ships within 8 days. Explain stock levels

#18 F722109-1 PLUG (1 required per assembly)
PLUG-(NYLON),NLA 22-F722109-1
 

About Mercury Marine

OEM Part

22-F722109-1 - Plug - (Nylon), NLA [ More info ]

Add to shopping cart $4.50
10+ in stock. Explain stock levels

#19 F719518 HEAD, CYLINDER (1 required per assembly)
900-F719518 - HEAD-CYLINDER     O - Replaced by 900-819857
 

This part has been superseded.

900-F719518 - 900-F719518 - HEAD-CYLINDER O [ More info ]
Unavailable
Replaced by 900-819857
900819857A3 900-819857
900-819857

About Mercury Marine

OEM Part

900-819857 - Cylinder Head -90 HP [ More info ]

Add to shopping cart $123.25
10+ in stock. Explain stock levels

CYLINDER HEAD KIT 900-819857A 3
900-819857A 3

About Mercury Marine

OEM Part

900-819857A 3 - Head Kit -3 Cylinder [ More info ]

Add to shopping cart $276.33 $146.25
10+ in stock. Explain stock levels

#20 F369529-3 GASKET, CYLINDER HEAD (1 required per assembly)
GASKET 27-820438
27-820438

About Mercury Marine

OEM Part

27-820438 - Gasket [ More info ]

Add to shopping cart $72.50 $62.07
1 in stock. Explain stock levels

Head Gasket
18-3855

About Sierra Marine

OEM Match

18-3855 - Gasket, 27-820438 [ More info ]

Add to shopping cart $42.99 $34.82
7 in stock. Explain stock levels

#21 F40223 GASKET, TRANSFER PORT COVER (3 required per assembly)
27-F40223 - GASKET            O - Replaced by 27-820500
27-F40223

This part has been superseded.

27-F40223 - 27-F40223 - GASKET O [ More info ]
Unavailable
Replaced by 27-820500
27-820500 - GASKET            O - Replaced by 27-820500A 3
27-820500

This part has been superseded.

27-820500 - 27-820500 - GASKET O [ More info ]
Unavailable
Replaced by 27-820500A 3
GASKET KIT 27-820500A 3
27-820500A 3

About Mercury Marine

OEM Part

27-820500A 3 - Gasket Kit [ More info ]

Add to shopping cart $12.00
10+ in stock. Explain stock levels

Gasket
18-0869

About Sierra Marine

OEM Match

18-0869-9 - Gasket 27-F40223 2-Pack [ More info ]

Add to shopping cart $23.98 $18.89
1 in stock. Explain stock levels

#22 817790A 1 COVER, TRANSFER PORT (2 required per assembly)
COVER KIT-PORT 817790A 1
 

About Mercury Marine

OEM Part

817790A 1 - Cover Kit - PORT [ More info ]

Add to shopping cart $82.00
4 in stock. Explain stock levels

#24 F1504 SCREW, 1/4 - 20 X 1-1/4 (2 required per assembly)
SCREW (.250-20 x 1.250) 10-F1504
10-F1504

About Mercury Marine

OEM Part

10-F1504 - Screw -ss [ More info ]

Add to shopping cart $2.00
Available to order: Usually ships within 8 days. Explain stock levels

#25 F8095 WASHER (8 required per assembly)
12-F8095 - WASHER            O - Replaced by 12-25970
 

This part has been superseded.

12-F8095 - 12-F8095 - WASHER O [ More info ]
Unavailable
Replaced by 12-25970
12-25970 - WASHER            O - Replaced by 12-20553
 

This part has been superseded.

12-25970 - 12-25970 - WASHER O [ More info ]
Unavailable
Replaced by 12-20553
WASHER (.406 x .734 x . 12-20553
 

About Mercury Marine

OEM Part

12-20553 - Washer - Priced Individually [ More info ]

Add to shopping cart $1.10
5 in stock. Explain stock levels

#26 F1872 SCREW, 3/8 - 16 X 1-3/4 (2 required per assembly)
10-F1872 - SCREW (.375-16 x  O - Replaced by 10-32132
 

This part has been superseded.

10-F1872 - 10-F1872 - SCREW (.375-16 x O [ More info ]
Unavailable
Replaced by 10-32132
SCREW (.375-16 x 1.750) 10-32132
10-32132

About Mercury Marine

OEM Part

10-32132 - Screw [ More info ]

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

#27 F1009 SCREW, 3/8 - 16 X 2-3/4 (1 required per assembly)
10-F1009 - BOLT (.375-16 x 2 O - Replaced by 10-47688
 

This part has been superseded.

10-F1009 - 10-F1009 - BOLT (.375-16 x 2 O [ More info ]
Unavailable
Replaced by 10-47688
SCREW (.375-16 x 2.750) 10-47688
10-47688

About Mercury Marine

OEM Part

10-47688 - Screw [ More info ]

Add to shopping cart $2.50
Available to order: Usually ships within 8 days. Explain stock levels

#28 F1873 SCREW, 3/8 - 16 X 3 (4 required per assembly)
10-F1873 - SCREW (.375-16 x  O - Replaced by 10-53734
 

This part has been superseded.

10-F1873 - 10-F1873 - SCREW (.375-16 x O [ More info ]
Unavailable
Replaced by 10-53734
SCREW 10-53734
10-53734

About Mercury Marine

OEM Part

10-53734 - Screw [ More info ]

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

#29 F1999 SCREW, 1/4 - 20 X 7/8 (2 required per assembly)
1028668 10-F1999
 

About Mercury Marine

OEM Part

10-F1999 - Screw -ss [ More info ]

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

SCREW (.250-20 x .875) 10-28668
10-28668

About Mercury Marine

OEM Part

10-28668 - Screw - Priced Individually [ More info ]

Add to shopping cart $1.20
10+ in stock. Explain stock levels

Screw,Wtr Pckt/Mr Alpha
18-3229

About Sierra Marine

OEM Match

18-3229-9 - Screw, 10-28668, 5PK [ More info ]

Add to shopping cart $9.95 $4.54
Available to order: Usually ships within 8 days. Explain stock levels

#30 F85210 STUD (1 required per assembly)
16-F85210 - STUD              O - Replaced by 16-826394
 

This part has been superseded.

16-F85210 - 16-F85210 - STUD O [ More info ]
Unavailable
Replaced by 16-826394
16-826394 - STUD (.375-16 x 3 O - Replaced by 16-826394  1
 

This part has been superseded.

16-826394 - 16-826394 - STUD (.375-16 x 3 O [ More info ]
Unavailable
Replaced by 16-826394 1
16-826394  1 - STUD              O - Replaced by 16-826394  2
 

This part has been superseded.

16-826394 1 - 16-826394 1 - STUD O [ More info ]
Unavailable
Replaced by 16-826394 2
STUD 16-826394  2
 

About Mercury Marine

OEM Part

16-826394 2 - Stud [ More info ]

Add to shopping cart $52.40
10+ in stock. Explain stock levels

#31 F698122 SEAL, CRANKCASE PARTING LINE (1 required per assembly)
SEAL F698122
F698122

About Mercury Marine

OEM Part

F698122 - Crankcase Cover Seal - (Black) [ More info ]

Add to shopping cart $18.50 $15.84
10+ in stock. Explain stock levels

#32 F8563 DOWEL PIN (2 required per assembly)
17-F8563 - PIN Dowel         O - Replaced by 17-20433
 

This part has been superseded.

17-F8563 - 17-F8563 - PIN Dowel O [ More info ]
Unavailable
Replaced by 17-20433
PIN-DOWEL,NLA 17-20433
 

About Mercury Marine

OEM Part

17-20433 - Pin -Dowel, NLA [ More info ]

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

#33 F85279-2 GASKET, CYLINDER EXHAUST (2 required per assembly)
F85279-2 - GASKET Cylinder E O - Replaced by 27-819381
F85279-2

This part has been superseded.

F85279-2 - F85279-2 - GASKET Cylinder E O [ More info ]
Unavailable
Replaced by 27-819381
GASKET 27-819381
27-819381

About Mercury Marine

OEM Part

27-819381 - Gasket [ More info ]

Add to shopping cart $19.80 $16.96
5 in stock. Explain stock levels

#35 FG1028-1 GASKET SET (1 required per assembly)
FG1028-1 - GASKET SET        O - Replaced by 27-FG1028-2
 

This part has been superseded.

FG1028-1 - FG1028-1 - GASKET SET O [ More info ]
Unavailable
Replaced by 27-FG1028-2
GASKET SET 27-809748A 1
 

About Mercury Marine

OEM Part

27-809748A 1 - Gasket Set [ More info ]

Add to shopping cart $203.83
2 in stock. Explain stock levels

#36 F719943 TUBE, WATER JACKET (TOP) (1 required per assembly)
TUBE 32-F719943
 

About Mercury Marine

OEM Part

32-F719943 - Water Tube Jacket [ More info ]

Add to shopping cart $2.20
Available to order: Usually ships within 8 days. Explain stock levels

#37 F719418 TUBE, WATER JACKET (2 required per assembly)
TUBE 32-F719418
 

About Mercury Marine

OEM Part

32-F719418 - Water Tube Jacket [ More info ]

Add to shopping cart $2.10
Available to order: Usually ships within 8 days. Explain stock levels

#38 F719372 PIN (2 required per assembly)
PIN 17-F719372
 

About Mercury Marine

OEM Part

17-F719372 - Pin - Water Jacket Tube [ More info ]

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

#39 F691372 PIN (1 required per assembly)
PIN 17-F691372
 

About Mercury Marine

OEM Part

17-F691372 - Pin - Water Jacket [ More info ]

Add to shopping cart $1.10
Available to order: Usually ships within 8 days. Explain stock levels

#40 FA692680 PLATE, SPACER (1 required per assembly)
FA692680 - SPACER PLATE      O - Replaced by -819750A 1
 

This part has been superseded.

FA692680 - FA692680 - SPACER PLATE O [ More info ]
Unavailable
Replaced by -819750A 1
PLATE KIT-SPACER,NLA 819750A 1
 

About Mercury Marine

OEM Part

819750A 1 - Plate Kit - Spacer, NLA [ More info ]

Add to shopping cart $290.00
1 in stock. Explain stock levels

#41 800-817881A 1 CYLINDER (1 required per assembly)
800-817881A 1 - CYLINDER KIT      O - Replaced by 800-817881A 3
 

This part has been superseded.

800-817881A 1 - 800-817881A 1 - CYLINDER KIT O [ More info ]
Unavailable
Replaced by 800-817881A 3
800-817881A 3 - CYLINDER KIT      O - Replaced by 800-817881A 5
 

This part has been superseded.

800-817881A 3 - 800-817881A 3 - CYLINDER KIT O [ More info ]
Unavailable
Replaced by 800-817881A 5
800-817881A 5 - CYLINDER W/COVER  O - Replaced by 800-817608A18
 

This part has been superseded.

800-817881A 5 - 800-817881A 5 - CYLINDER W/COVER O [ More info ]
Unavailable
Replaced by 800-817608A18
800-817608A18 - CYLINDER BLOCK KI O - Replaced by 800-818153A23
 

This part has been superseded.

800-817608A18 - 800-817608A18 - CYLINDER BLOCK KI O [ More info ]
Unavailable
Replaced by 800-818153A23
800-818153A23 - CYLINDER BLOCK KI O NLA
 

About Mercury Marine

OEM Part

800-818153A23 - CYLINDER BLOCK KI O NLA [ More info ]
Unavailable
# 800-817926A 3 SHORT BLOCK (1 required per assembly)
800-817926A 3 - SHORT BLOCK       O - Replaced by 800-817926A 4
 

This part has been superseded.

800-817926A 3 - 800-817926A 3 - SHORT BLOCK O [ More info ]
Unavailable
Replaced by 800-817926A 4
800-817926A 4 - SHORT BLOCK KIT   O - Replaced by 800-817608A 6
 

This part has been superseded.

800-817926A 4 - 800-817926A 4 - SHORT BLOCK KIT O [ More info ]
Unavailable
Replaced by 800-817608A 6
800-817608A 6 - SHORT BLOCK       O - Replaced by 800-817608A17
 

This part has been superseded.

800-817608A 6 - 800-817608A 6 - SHORT BLOCK O [ More info ]
Unavailable
Replaced by 800-817608A17
800-817608A17 - POWERHEAD ASSEMBL O - Replaced by 800-817608A20
 

This part has been superseded.

800-817608A17 - 800-817608A17 - POWERHEAD ASSEMBL O [ More info ]
Unavailable
Replaced by 800-817608A20
800-817608A20 - POWERHEAD ASSY    O - Replaced by 800-817608A22
 

This part has been superseded.

800-817608A20 - 800-817608A20 - POWERHEAD ASSY O [ More info ]
Unavailable
Replaced by 800-817608A22
800-817608A22 - POWERHEAD KIT     O NLA
 

About Mercury Marine

OEM Part

800-817608A22 - POWERHEAD KIT O NLA [ More info ]
Unavailable