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Parts for Force 90 HP (1991-1994) Cylinder Block

Engine Diagram

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#-- 800-817608A 6 POWERHEAD ASSY (PAINTED) 91E THRU 92C) (1 required per assembly) SERIAL 0E000001-0E065371
POWERHEAD ASSY    O - Replaced by 800-817608A17  
800-817608A 6This part has been superseded. POWERHEAD ASSY O - Replaced by 800-817608A17
(more info)
    UnavailableUnavailable Parts
POWERHEAD ASSY    O - Replaced by 800-817608A20  
800-817608A17This part has been superseded. POWERHEAD ASSY O - Replaced by 800-817608A20
(more info)
    UnavailableUnavailable Parts
POWERHEAD ASSY    O - Replaced by 800-817608A22  
800-817608A20This part has been superseded. POWERHEAD ASSY O - Replaced by 800-817608A22
(more info)
    UnavailableUnavailable Parts
POWERHEAD KIT     O NLA  
800-817608A22 POWERHEAD KIT O NLA
(more info)
    UnavailableUnavailable Parts
#1 800-817881A 5 CYLINDER BLOCK KIT 91E THRU 92C) (1 required per assembly) SERIAL 0E000001-0E065371
CYLINDER KIT      O - Replaced by 800-817608A18  
800-817881A 5This part has been superseded. CYLINDER KIT O - Replaced by 800-817608A18
(more info)
    UnavailableUnavailable Parts
CYLINDER KIT      O - Replaced by 800-818153A23  
800-817608A18This part has been superseded. CYLINDER KIT O - Replaced by 800-818153A23
(more info)
    UnavailableUnavailable Parts
CYLINDER KIT      O NLA  
800-818153A23 CYLINDER KIT O NLA
(more info)
    UnavailableUnavailable Parts
#-- 800-817608A17 POWERHEAD ASSY (PAINTED) (1 required per assembly) SERIAL 0E065372-0E093699
#1 800-817608A18 CYLINDER BLOCK KIT (1 required per assembly) SERIAL 0E065372-0E093699
#2A 16-826391 STUD (3/8-16 X 3.11") WITH DRI LOC (6 required per assembly)
STUD,NLA 16-826391  
16-826391OEM Part 16-826391 - Stud, NLA (more info) About Mercury Marine $8.00 $8.00 Add to shopping cart
10 in stock. Explain stock levels
#2B 16-826395 STUD (3/8-16 X 2-1/4") WITH DRI LOC (4 required per assembly)
STUD              O - Replaced by 16-F85859  
16-826395This part has been superseded. STUD O - Replaced by 16-F85859
(more info)
    UnavailableUnavailable Parts
STUD,NLA 16-F85859  
16-F85859OEM Part 16-F85859 - Stud, NLA (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
10+ in stock. Explain stock levels
#3 16-826394 STUD (3/8-16 X 3.84") WITH DRI LOC (1 required per assembly)
STUD              O - Replaced by 16-826394  1  
16-826394This part has been superseded. STUD O - Replaced by 16-826394 1
(more info)
    UnavailableUnavailable Parts
STUD              O - Replaced by 16-826394  2  
16-826394 1This part has been superseded. STUD O - Replaced by 16-826394 2
(more info)
    UnavailableUnavailable Parts
STUD 16-826394  2  
16-826394 2OEM Part 16-826394 2 - Stud (more info) About Mercury Marine $52.40 $52.40 Add to shopping cart
10+ in stock. Explain stock levels
#4 17-20433 PIN, DOWEL (3/8" X 1") (STYLE I) (2 required per assembly)
PIN-DOWEL,NLA 17-20433  
17-20433OEM Part 17-20433 - Pin -Dowel, NLA (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
10+ in stock. Explain stock levels
#4 17-43044 PIN, DOWEL (3/8" X 5/8") (STYLE II) (2 required per assembly)
PIN Dowel - Witho 17-43044  
17-43044OEM Part 17-43044 - Pin -Dowel-solid (more info) About Mercury Marine $1.60 $1.60 Add to shopping cart
Available to order:
Usually ships
within 8 days
#5 10-32132 SCREW (3/8-16 X 1-3/4") (2 required per assembly)
SCREW (.375-16 x 10-32132 10-32132
10-32132OEM Part 10-32132 - Screw (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
2 in stock. Explain stock levels
#6 10-53734 SCREW (3/8-16 X 3") 817608A17 (4 required per assembly)
SCREW 10-53734 10-53734
10-53734OEM Part 10-53734 - Screw (more info) About Mercury Marine $0.50 $0.50 Add to shopping cart
10+ in stock. Explain stock levels
#7 10-47688 SCREW (3/8-16 X 2-3/4") (1 required per assembly)
SCREW (.375-16 x 10-47688 10-47688
10-47688OEM Part 10-47688 - Screw (more info) About Mercury Marine $2.40 $2.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
#8 10-820589 SCREW (1/4-20 X 1-1/4") (2 required per assembly)
SCREW (.250-20 x 10-820589 10-820589
10-820589OEM Part 10-820589 - Screw (more info) About Mercury Marine $7.00 $7.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
#9 12-37828 WASHER (7OR8 required per assembly)
WASHER (.390 x .6 12-37828  
12-37828OEM Part 12-37828 - Washer (more info) About Mercury Marine $0.50 $0.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
#10 11-86226 NUT (3/8-16) (1 required per assembly)
NUT (.375-16) 11-86226  
11-86226OEM Part 11-86226 - Nut (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
10+ in stock. Explain stock levels
#11 817790A 1 COVER KIT, TRANSFER PORT (2 required per assembly)
COVER KIT-PORT    O NLA  
817790A 1 COVER KIT-PORT O NLA
(more info)
    UnavailableUnavailable Parts
#12 27-FG1028-2 GASKET SET (91E/92C) (1 required per assembly) SERIAL 0E000001-0E065371
GASKET SET 27-809748A 1  
27-809748A 1OEM Part 27-809748A 1 - Gasket Set (more info) About Mercury Marine $198.83 $198.83 Add to shopping cart
Available to order:
Usually ships
within 8 days
#12 27-820725A 1 GASKET SET (1 required per assembly) SERIAL 0E065372-0E093699
GASKET SET 27-820725A 1  
27-820725A 1OEM Part 27-820725A 1 - Gasket Set (more info) About Mercury Marine $111.25 $111.25 Add to shopping cart
Available to order:
Usually ships
within 8 days
#14 17-F719372 PIN, WATER JACKET TUBE (2 required per assembly)
PIN 17-F719372  
17-F719372OEM Part 17-F719372 - Pin - Water Jacket Tube (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
#15 32-F719418 TUBE, WATER JACKET (2 required per assembly)
TUBE 32-F719418  
32-F719418OEM Part 32-F719418 - Water Tube Jacket (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
#16 17-F691372 PIN, WATER JACKET TUBE (TOP) (1 required per assembly)
PIN 17-F691372  
17-F691372OEM Part 17-F691372 - Pin - Water Jacket (more info) About Mercury Marine $1.10 $1.10 Add to shopping cart
1 in stock. Explain stock levels
#17 32-F719943 TUBE, WATER JACKET (TOP) (1 required per assembly)
TUBE 32-F719943  
32-F719943OEM Part 32-F719943 - Water Tube Jacket (more info) About Mercury Marine $2.10 $2.10 Add to shopping cart
Available to order:
Usually ships
within 8 days
#18 27-819381 GASKET, SPACER PLATE (1 required per assembly)
GASKET 27-819381 27-819381
27-819381OEM Part 27-819381 - Gasket (more info) About Mercury Marine $19.30 $16.52 Add to shopping cart
4 in stock. Explain stock levels
#19 27-819023 GASKET, EXHAUST PORT PLATE (2 required per assembly)
GASKET            O - Replaced by 27-819023  1 27-819023
27-819023This part has been superseded. GASKET O - Replaced by 27-819023 1
(more info)
    UnavailableUnavailable Parts
GASKET 27-819023  1 27-819023  1
27-819023 1OEM Part 27-819023 1 - Gasket (more info) About Mercury Marine $18.50 $15.84 Add to shopping cart
2 in stock. Explain stock levels
#20 1000-819283 1 PLATE, EXHAUST PORT (1 required per assembly)
PLATE 1000-819283  1 1000-819283  1
1000-819283 1OEM Part 1000-819283 1 - Exhaust Plate (more info) About Mercury Marine $36.25 $36.25 Add to shopping cart
Available to order:
Usually ships
within 8 days
#21 F692152 COVER, EXHAUST PORT (1 required per assembly)
COVER-EXHAUST     O - Replaced by -803932T F692152
F692152This part has been superseded. COVER-EXHAUST O - Replaced by -803932T
(more info)
    UnavailableUnavailable Parts
COVER-EXHAUST 803932T 803932T
803932TOEM Part 803932T - Exhaust Cover (more info) About Mercury Marine $60.00 $60.00 Add to shopping cart
10+ in stock. Explain stock levels
#22 10-76213 SCREW (1/4-20 X 1-1/8") (21 required per assembly)
SCREW (.250-20 x 10-76213 10-76213
10-76213OEM Part 10-76213 - Screw - Priced Individually (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
10+ in stock. Explain stock levels
#23 37-F529398-1 DECAL, WIRING (91E /92C) (1 required per assembly) SERIAL 0E000001-0E009499
#24 819750A 1 PLATE KIT, SPACER (1 required per assembly)
PLATE KIT-SPACER,NLA 819750A 1  
819750A 1OEM Part 819750A 1 - Plate Kit - Spacer, NLA (more info) About Mercury Marine $290.00 $290.00 Add to shopping cart
1 in stock. Explain stock levels
#25 22-F695275 FITTING, (1/2-14) (1 required per assembly)
FITTING           O - Replaced by 22-827976  
22-F695275This part has been superseded. FITTING O - Replaced by 22-827976
(more info)
    UnavailableUnavailable Parts
FITTING           O NLA  
22-827976 FITTING O NLA
(more info)
    UnavailableUnavailable Parts
#26 10-28636 SCREW (1/4-20 X 3/4") (10 required per assembly)
SCREW (.250-20 x 10-28636 10-28636
10-28636OEM Part 10-28636 - Screw - Priced Individually (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
10+ in stock. Explain stock levels
#27 10-98254 SCREW (1/4-20 X 5/8") (6 required per assembly)
SCREW (.250-20 x 10-98254 10-98254
10-98254OEM Part 10-98254 - Screw (more info) About Mercury Marine $0.40 $0.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
#28 900-819857 HEAD, CYLINDER (1 required per assembly)
900819857A3 900-819857 900-819857
900-819857OEM Part 900-819857 - Cylinder Head -90 HP (more info) About Mercury Marine $123.25 $123.25 Add to shopping cart
10+ in stock. Explain stock levels
CYLINDER HEAD KIT 900-819857A 3 900-819857A 3
900-819857A 3OEM Part 900-819857A 3 - Head Kit -3 Cylinder (more info) About Mercury Marine $267.00 $267.00 Add to shopping cart
10+ in stock. Explain stock levels
#29 22-F722109-1 PLUG, CYLINDER HEAD (1 required per assembly)
PLUG-(NYLON),NLA 22-F722109-1  
22-F722109-1OEM Part 22-F722109-1 - Plug - (Nylon), NLA (more info) About Mercury Marine $3.75 $3.75 Add to shopping cart
10+ in stock. Explain stock levels
#30 1000-F692995 COVER, CYLINDER HEAD (1 required per assembly)
COVER-CYL HEAD    O NLA 1000-F692995
1000-F692995 COVER-CYL HEAD O NLA
(more info)
    UnavailableUnavailable Parts
#32 10-F1883 SCREW (5/16-18 X 2-3/8") (14 required per assembly)
BOLT (.312-18 x 2 10-F1883 10-F1883
10-F1883OEM Part 10-F1883 - Screw (more info) About Mercury Marine $3.70 $3.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#33 12-34437 WASHER (14 required per assembly)
WASHER Note: must be ordered in multiples of 2 12-34437  
12-34437OEM Part 12-34437 - Washer - Priced Individually (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
Available to order:
Usually ships
within 8 days
#34 27-820500 GASKET, TRANSFER PORT COVER (2 required per assembly)
GASKET            O - Replaced by 27-820500A 3 27-820500
27-820500This part has been superseded. GASKET O - Replaced by 27-820500A 3
(more info)
    UnavailableUnavailable Parts
GASKET KIT 27-820500A 3 27-820500A 3
27-820500A 3OEM Part 27-820500A 3 - Gasket Kit (more info) About Mercury Marine $11.70 $11.70 Add to shopping cart
3 in stock. Explain stock levels
Gasket 18-0869-9
18-0869-9OEM Match 18-0869-9 - Gasket 27-F40223 2-Pack (more info) About Sierra Marine $23.98 $18.89 Add to shopping cart
Available to order:
Usually ships
within 8 days
#35 54-55098 J CLIP (1 required per assembly)
J CLIP Note: must be ordered in multiples of 5 54-55098  
54-55098OEM Part 54-55098 - J Clip - Priced Individually (more info) About Mercury Marine $3.50 $3.50 Add to shopping cart
6 in stock. Explain stock levels
#39 54-820437 CLIP, RETAINER (2 required per assembly)
CLIP,NLA 54-820437  
54-820437OEM Part 54-820437 - Clip, NLA (more info) About Mercury Marine $1.50 $1.50 Add to shopping cart
10+ in stock. Explain stock levels
#40 92753 RETAINER, WIRING HARNESS (1 required per assembly)
RETAINER 92753 92753
92753OEM Part 92753 - Retainer (more info) About Mercury Marine $2.50 $2.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
#41 10-F901938-1 SCREW (2 required per assembly)
SCREW,NLA 10-F901938-1  
10-F901938-1OEM Part 10-F901938-1 - Screw, NLA (more info) About Mercury Marine $1.35 $1.35 Add to shopping cart
10+ in stock. Explain stock levels
#42 11-68411 NUT (3/8-16) (6 required per assembly)
NUT @5            O - Replaced by 11-826709 12  
11-68411This part has been superseded. NUT @5 O - Replaced by 11-826709 12
(more info)
    UnavailableUnavailable Parts
NUT (.375-16) Sta 11-826709 12  
11-826709 12OEM Part 11-826709 12 - Nut - Priced Individually (more info) About Mercury Marine $4.60 $4.60 Add to shopping cart
Available to order:
Usually ships
within 8 days
#43 12-20553 WASHER (6 required per assembly)
WASHER (.406 x .7 12-20553  
12-20553OEM Part 12-20553 - Washer - Priced Individually (more info) About Mercury Marine $1.10 $1.10 Add to shopping cart
Available to order:
Usually ships
within 8 days
#44 10-37612 SCREW (3/8-16 X 1-1/4") (3 required per assembly)
SCREW (.375-16 x 10-37612 10-37612
10-37612OEM Part 10-37612 - Screw - Priced Individually (more info) About Mercury Marine $1.60 $1.60 Add to shopping cart
10+ in stock. Explain stock levels
#45 10-68101 SCREW (3/8-16 X 1-3/8") (2 required per assembly)
SCREW (.375-16 x 10-68101 10-68101
10-68101OEM Part 10-68101 - Screw (more info) About Mercury Marine $1.80 $1.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#46 13-58643 LOCKWASHER (3/8") (5 required per assembly)
LOCKWASHER (.375) 13-58643  
13-58643OEM Part 13-58643 - LockWasher (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
#47 27-820438 GASKET, CYLINDER HEAD (1 required per assembly)
GASKET 27-820438 27-820438
27-820438OEM Part 27-820438 - Gasket (more info) About Mercury Marine $70.70 $60.54 Add to shopping cart
Available to order:
Usually ships
within 8 days
Head Gasket 18-3855
18-3855OEM Match 18-3855 - Gasket, 27-820438 (more info) About Sierra Marine $42.99 $34.82 Add to shopping cart
1 in stock. Explain stock levels
#48 13-35048 LOCKWASHER (3/8") (1 required per assembly)
LOCKWASHER (.375) 13-35048 13-35048
13-35048OEM Part 13-35048 - LockWasher - Priced Individually (more info) About Mercury Marine $0.90 $0.90 Add to shopping cart
10+ in stock. Explain stock levels