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Parts for Force 90 HP (1991 L-Drive) 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 F722168 MANIFOLD, EXHAUST (1 required per assembly)
MANIFOLD          O - Replaced by -819982A 1
 

This part has been superseded.

F722168 - MANIFOLD O [ More info ]
Unavailable
Replaced by -819982A 1
MANIFOLD ASSY     O - Replaced by -819982A 4
 

This part has been superseded.

819982A 1 - MANIFOLD ASSY O [ More info ]
Unavailable
Replaced by -819982A 4
MANIFOLD KIT      O - Replaced by -819982A 6
 

This part has been superseded.

819982A 4 - MANIFOLD KIT O [ More info ]
Unavailable
Replaced by -819982A 6
MANIFOLD KIT,NLA 819982A 6
 

About Mercury Marine

OEM Part

819982A 6 - Manifold Kit [ More info ]

Add to shopping cart $500.00
10+ in stock. Explain stock levels

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

This part has been superseded.

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

This part has been superseded.

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
2 in stock. Explain stock levels

#4 F695151-1 PLATE, SUPPORT (1 required per assembly)
PLATE-EXHAUST,NLA F695151-1
 

About Mercury Marine

OEM Part

F695151-1 - Exhaust Plate, NLA [ More info ]

Add to shopping cart $37.50
10+ in stock. Explain stock levels

#5 F428096 RETAINR, THERMOSWITCH (1 required per assembly)
RING Retaining 53-F428096
 

About Mercury Marine

OEM Part

53-F428096 - Retainer [ More info ]

Add to shopping cart $0.90
Available to order: Usually ships within 8 days. Explain stock levels

#6 F695449-1 THERMOSWITCH (1 required per assembly)
THERMOSWITCH      O - Replaced by -F695449-2
 

This part has been superseded.

F695449-1 - THERMOSWITCH O [ More info ]
Unavailable
Replaced by -F695449-2
THERMOSWITCH ASSY O - Replaced by 87-819022
 

This part has been superseded.

F695449-2 - THERMOSWITCH ASSY O [ More info ]
Unavailable
Replaced by 87-819022
THERMOSWITCH      O NLA
 

About Mercury Marine

OEM Part

THERMOSWITCH O NLA [ More info ]
Unavailable
#7 F1110 SCREW, 1/4 - 20 X 5/8 (4 required per assembly)
SCREW             O - Replaced by 10-90198
 

This part has been superseded.

F1110 - SCREW O [ More info ]
Unavailable
Replaced by 10-90198
SCREW             O - Replaced by 10-20540
 

This part has been superseded.

10-90198 - SCREW O [ More info ]
Unavailable
Replaced by 10-20540
SCREW,NLA 10-20540
 

About Mercury Marine

OEM Part

10-20540 - Screw, NLA [ More info ]

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

#8 F476066-1 COVER, THERMOSTAT (1 required per assembly)
COVER-THERMOSTAT  O - Replaced by -819693
 

This part has been superseded.

F476066-1 - COVER-THERMOSTAT O [ More info ]
Unavailable
Replaced by -819693
COVER 819693
819693

About Mercury Marine

OEM Part

819693 - Thermostat Cover [ More info ]

Add to shopping cart $16.08
Available to order: Usually ships within 8 days. Explain stock levels

#9 F664268 SPRING (1 required per assembly)
SPRING 24-F664268
24-F664268

About Mercury Marine

OEM Part

24-F664268 - Spring [ More info ]

Add to shopping cart $3.70
2 in stock. Explain stock levels

#10 F664068 THERMOSTAT (130 DEGREE) (1 required per assembly)
THERMOSTAT 54°C (130° F664068
F664068

About Mercury Marine

OEM Part

F664068 - Thermostat -130 Degrees [ More info ]

Add to shopping cart $19.83
1 in stock. Explain stock levels

#11 F664914 SEAL, THERMOSTAT (1 required per assembly)
SEAL 26-F664914
26-F664914

About Mercury Marine

OEM Part

26-F664914 - Seal [ More info ]

Add to shopping cart $18.90 $16.18
1 in stock. Explain stock levels

#12 F476067 GASKET, THERMOSTAT (1 required per assembly)
GASKET            O - Replaced by 27-828319
27-F476067

This part has been superseded.

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
9 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
10 in stock. Explain stock levels

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

About Mercury Marine

OEM Part

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

This part has been superseded.

F1502 - SCREW 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
Available to order: Usually ships within 8 days. 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)
WASHER            O - Replaced by 12-34437
 

This part has been superseded.

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 F19109 PLUG (1 required per assembly)
PLUG-(1/8-27 NPT) O - Replaced by 22-47945
 

This part has been superseded.

F19109 - PLUG-(1/8-27 NPT) O [ More info ]
Unavailable
Replaced by 22-47945
PLUG 22-47945
22-47945

About Mercury Marine

OEM Part

22-47945 - Pipe Plug [ More info ]

Add to shopping cart $1.60
10+ in stock. Explain stock levels

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

This part has been superseded.

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
Available to order: Usually ships within 8 days. Explain stock levels

#21 F40223 GASKET, TRANSFER PORT COVER (3 required per assembly)
27820500 27-F40223
27-F40223

About Mercury Marine

OEM Part

27-F40223 - Gasket [ More info ]

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

GASKET            O - Replaced by 27-820500A 3
27-820500

This part has been superseded.

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
9 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 $75.00
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)
WASHER            O - Replaced by 12-25970
 

This part has been superseded.

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

This part has been superseded.

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
Available to order: Usually ships within 8 days. Explain stock levels

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

This part has been superseded.

10-F1872 - SCREW 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
Available to order: Usually ships within 8 days. Explain stock levels

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

This part has been superseded.

10-F1009 - SCREW 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)
SCREW             O - Replaced by 10-53734
 

This part has been superseded.

10-F1873 - SCREW 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)
SCREW-SS          O - Replaced by 10-28668
 

This part has been superseded.

10-F1999 - SCREW-SS O [ More info ]
Unavailable
Replaced by 10-28668
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)
STUD              O - Replaced by 16-826394
 

This part has been superseded.

16-F85210 - STUD O [ More info ]
Unavailable
Replaced by 16-826394
STUD              O - Replaced by 16-826394  1
 

This part has been superseded.

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

This part has been superseded.

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)
PIN               O - Replaced by 17-20433
 

This part has been superseded.

17-F8563 - PIN 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)
GASKET            O - Replaced by 27-819381
F85279-2

This part has been superseded.

F85279-2 - GASKET 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
7 in stock. Explain stock levels

#34 F692398-1 DECAL, WIRING (1 required per assembly)
DECAL-WIRING,NLA 37-F692398-1
 

About Mercury Marine

OEM Part

37-F692398-1 - Decal -Wiring, NLA [ More info ]

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

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

This part has been superseded.

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
1 in stock. Explain stock levels

#40 F719902 SPACER, THERMOSTAT SEAL (1 required per assembly)
23828311 F719902
 

About Mercury Marine

OEM Part

F719902 - Spacer [ More info ]

Add to shopping cart $1.84
1 in stock. Explain stock levels

SPACER            O - Replaced by 23-828311  1
 

This part has been superseded.

23-828311 - SPACER O [ More info ]
Unavailable
Replaced by 23-828311 1
SPACER 23-828311  1
23-828311  1

About Mercury Marine

OEM Part

23-828311 1 - Spacer [ More info ]

Add to shopping cart $5.10
1 in stock. Explain stock levels

#41 800-817881A 5 CYLINDER (1 required per assembly)
CYLINDER KIT      O - Replaced by 800-817608A18
 

This part has been superseded.

800-817881A 5 - CYLINDER KIT O [ More info ]
Unavailable
Replaced by 800-817608A18
CYLINDER KIT      O - Replaced by 800-818153A23
 

This part has been superseded.

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

About Mercury Marine

OEM Part

CYLINDER KIT O NLA [ More info ]
Unavailable
# FC722010 SHORT BLOCK (1 required per assembly)
SHORT BLOCK       O - Replaced by 800-819082A 2
 

This part has been superseded.

FC722010 - SHORT BLOCK O [ More info ]
Unavailable
Replaced by 800-819082A 2
SHORT BLOCK       O - Replaced by 800-819082A 3
 

This part has been superseded.

800-819082A 2 - SHORT BLOCK O [ More info ]
Unavailable
Replaced by 800-819082A 3
SHORT BLOCK KIT   O - Replaced by 800-817608A 9
 

This part has been superseded.

800-819082A 3 - SHORT BLOCK KIT O [ More info ]
Unavailable
Replaced by 800-817608A 9
POWERHEAD KIT-LD  O - Replaced by 800-818153A33
 

This part has been superseded.

800-817608A 9 - POWERHEAD KIT-LD O [ More info ]
Unavailable
Replaced by 800-818153A33
POWERHEAD KIT-LD  O NLA
 

About Mercury Marine

OEM Part

POWERHEAD KIT-LD O NLA [ More info ]
Unavailable