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Parts for Force 120 HP (1990-1994) Cylinder Block

Engine Diagram

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#- 800-818154A12 POWERHEAD ASSEMBLY (PAINTED) (ALL MODELS) (1 required per assembly)
POWERHEAD ASSY    O - Replaced by 800-818154A18  
800-818154A12This part has been superseded. POWERHEAD ASSY O - Replaced by 800-818154A18
(more info)
    UnavailableUnavailable Parts
POWERHEAD ASSY    O - Replaced by 800-818154T18  
800-818154A18This part has been superseded. POWERHEAD ASSY O - Replaced by 800-818154T18
(more info)
    UnavailableUnavailable Parts
POWERHEAD ASSY      NLA  
800-818154T18 POWERHEAD ASSY NLA
(more info)
    UnavailableUnavailable Parts
#1 800-817872A 3 CYLINDER BLOCK KIT (1990A MODELS) (1 required per assembly)
CYLINDER KIT-OBM  O - Replaced by 800-817872A 5  
800-817872A 3This part has been superseded. CYLINDER KIT-OBM O - Replaced by 800-817872A 5
(more info)
    UnavailableUnavailable Parts
CYLINDER KIT-OBM  O NLA  
800-817872A 5 CYLINDER KIT-OBM O NLA
(more info)
    UnavailableUnavailable Parts
#1 800-819428A 3 CYLINDER BLOCK KIT (1 required per assembly) SERIAL 0E000001-0E065371
CYLINDER KIT      O - Replaced by 800-818154A17  
800-819428A 3This part has been superseded. CYLINDER KIT O - Replaced by 800-818154A17
(more info)
    UnavailableUnavailable Parts
CYLINDER KIT      O - Replaced by 800-818154A21  
800-818154A17This part has been superseded. CYLINDER KIT O - Replaced by 800-818154A21
(more info)
    UnavailableUnavailable Parts
CYLINDER KIT      O NLA  
800-818154A21 CYLINDER KIT O NLA
(more info)
    UnavailableUnavailable Parts
#1 800-818154A17 CYLINDER BLOCK KIT (1 required per assembly) SERIAL 0E065372-0E093699
#2 10-F1874 SCREW (3/8-16 X 3-1/8") (1 required per assembly)
SCREW,NLA 10-F1874  
10-F1874OEM Part 10-F1874 - Screw, NLA (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
10+ in stock. Explain stock levels
#3 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
#4 10-53734 SCREW (3/8-16 X 3") (2 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
#5 10-94207 SCREW (3/8-16 X 2") (4 required per assembly)
 10-94207 10-94207
10-94207OEM Part 10-94207 - Screw (more info) About Mercury Marine $1.00 $1.00 Add to shopping cart
10+ in stock. Explain stock levels
#7 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
#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 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
#9 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
#10 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
#11 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
9 in stock. Explain stock levels
#16 FG1026-2 GASKET SET (1 required per assembly) SERIAL 00000000-0000E065
27809750A1 FG1026-2  
FG1026-2OEM Part FG1026-2 - Gasket Set (more info) About Mercury Marine $108.95 $108.95 Add to shopping cart
1 in stock. Explain stock levels
GASKET SET 27-809750A 1  
27-809750A 1OEM Part 27-809750A 1 - Gasket Set (more info) About Mercury Marine $189.58 $189.58 Add to shopping cart
2 in stock. Explain stock levels
#16 27-820726A 1 GASKET SET (1 required per assembly) SERIAL 0E065372-0E093699
GASKET SET 27-820726A 1  
27-820726A 1OEM Part 27-820726A 1 - Gasket Set (more info) About Mercury Marine $144.92 $144.92 Add to shopping cart
1 in stock. Explain stock levels
#17 12-37828 WASHER (4 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
#18 10-45561 SCREW (1/4-20 X 1-1/8") (1 required per assembly)
10455611 10-45561  
10-45561OEM Part 10-45561 - Screw - Priced Individually (more info) About Mercury Marine $0.95 $0.95 Add to shopping cart
10+ in stock. Explain stock levels
SCREW (.250-20 x 10-45561  1 10-45561  1
10-45561 1OEM Part 10-45561 1 - Screw (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
10+ in stock. Explain stock levels
#20 F698122 SEAL-CRANKCASE COVER (1990A MODELS) (1 required per assembly)
SEAL F698122 F698122
F698122OEM Part F698122 - Seal - (Black) (more info) About Mercury Marine $17.90 $15.33 Add to shopping cart
10+ in stock. Explain stock levels
#22 22-F84314-2 ELBOW (1 required per assembly) SERIAL 0E000001-0E065371
ELBOW,NLA 22-F84314-2 22-F84314-2
22-F84314-2OEM Part 22-F84314-2 - Elbow, NLA (more info) About Mercury Marine $12.00 $12.00 Add to shopping cart
10+ in stock. Explain stock levels
#23 10-F2008 SCREW (1/4-20 X 7/8") (24 required per assembly)
SCREW-SS,NLA 10-F2008  
10-F2008OEM Part 10-F2008 - Screw -ss, NLA (more info) About Mercury Marine $1.65 $1.65 Add to shopping cart
10+ in stock. Explain stock levels
#24A 32-820485A 1 TUBE & PIN KIT-WATER JACKET 1990A MODELS (3 required per assembly)
TUBE & PIN KIT,NLA 32-820485A 1  
32-820485A 1OEM Part 32-820485A 1 - Tube & Pin Kit, NLA (more info) About Mercury Marine $4.00 $4.00 Add to shopping cart
10+ in stock. Explain stock levels
#24B FK686943 TUBE & PIN KIT-WATER JACKET-(TOP) 1990A MODELS (1 required per assembly)
TUBE & PIN KIT,NLA FK686943  
FK686943OEM Part FK686943 - Tube & Pin Kit, NLA (more info) About Mercury Marine $7.50 $7.50 Add to shopping cart
10 in stock. Explain stock levels
#25 27-819024 GASKET-EXHAUST PLATE (2 required per assembly)
GASKET            O - Replaced by 27-819024  1  
27-819024This part has been superseded. GASKET O - Replaced by 27-819024 1
(more info)
    UnavailableUnavailable Parts
GASKET            O - Replaced by 27-819024  2 27-819024  1
27-819024 1This part has been superseded. GASKET O - Replaced by 27-819024 2
(more info)
    UnavailableUnavailable Parts
GASKET 27-819024  2 27-819024  2
27-819024 2OEM Part 27-819024 2 - Gasket (more info) About Mercury Marine $18.10 $15.49 Add to shopping cart
3 in stock. Explain stock levels
#26 819779 1 PLATE-EXHAUST (1 required per assembly)
PLATE Exhaust 819779  1 819779  1
819779 1OEM Part 819779 1 - Exhaust Plate (more info) About Mercury Marine $62.08 $62.08 Add to shopping cart
Available to order:
Usually ships
within 8 days
#27 F686152 COVER-EXHAUST (1 required per assembly)
COVER Exhaust F686152 F686152
F686152OEM Part F686152 - Exhaust Cover (more info) About Mercury Marine $151.50 $151.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
#28 10-76213 SCREW (1/4-20 X 1-1/8") (27 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
#29 37-F664398-1 DECAL-WIRING (1990A MODELS) (1 required per assembly)
DECAL-4 CYL       O - Replaced by 37-F664398-1  
37-F664398-1This part has been superseded. DECAL-4 CYL O - Replaced by 37-F664398-1
(more info)
    UnavailableUnavailable Parts
#29 37-817910 1 DECAL-WIRING (1 required per assembly) SERIAL 0E000001-0E009499
DECAL-WIRING,NLA 37-817910  1  
37-817910 1OEM Part 37-817910 1 - Decal -Wiring, NLA (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
10+ in stock. Explain stock levels
#30 10-F2000 SCREW (5/16-18 X 3/4")-BATTERY CABLE GROUND (1 required per assembly)
SCREW-SS          O - Replaced by 10-39349  
10-F2000This part has been superseded. SCREW-SS O - Replaced by 10-39349
(more info)
    UnavailableUnavailable Parts
SCREW (.312-18 x 10-39349 10-39349
10-39349OEM Part 10-39349 - Screw - Priced Individually (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
6 in stock. Explain stock levels
#31 13-53166 LOCKWASHER (5/16")-BATTERY CABLE GROUND (1 required per assembly)
LOCKWASHER (.312) 13-53166  
13-53166OEM Part 13-53166 - LockWasher - Priced Individually (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
10+ in stock. Explain stock levels
#32 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
#33 11-68411 NUT (3/8-16) (10 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
#34 27-F476529-4 GASKET-CYLINDER HEAD (1 required per assembly)
GASKET            * - Replaced by 27-824615  2 27-824615
27-824615This part has been superseded. GASKET * - Replaced by 27-824615 2
(more info)
    UnavailableUnavailable Parts
GASKET 27-824615  2 27-824615  2
27-824615 2OEM Part 27-824615 2 - Gasket (more info) About Mercury Marine $66.60 $57.03 Add to shopping cart
Available to order:
Usually ships
within 8 days
Head Gasket 18-3857
18-3857OEM Match 18-3857 - Gasket 27-824615, 27-82461 (more info) About Sierra Marine $49.49 $38.92 Add to shopping cart
5 in stock. Explain stock levels
#35 900-F665518 HEAD-CYLINDER (1990A MODELS) (1 required per assembly)
HEAD-CYLINDER     O - Replaced by 900-F720518  
900-F665518This part has been superseded. HEAD-CYLINDER O - Replaced by 900-F720518
(more info)
    UnavailableUnavailable Parts
HEAD-CYLINDER     O - Replaced by 900-819777  
900-F720518This part has been superseded. HEAD-CYLINDER O - Replaced by 900-819777
(more info)
    UnavailableUnavailable Parts
HEAD-CYLINDER     O - Replaced by 900-819777  2  
900-819777This part has been superseded. HEAD-CYLINDER O - Replaced by 900-819777 2
(more info)
    UnavailableUnavailable Parts
HEAD-CYLINDER     O - Replaced by 900-819777  4 900-819777  2
900-819777 2This part has been superseded. HEAD-CYLINDER O - Replaced by 900-819777 4
(more info)
    UnavailableUnavailable Parts
HEAD-CYLINDER     O - Replaced by 900-819777T 4 900-819777  4
900-819777 4This part has been superseded. HEAD-CYLINDER O - Replaced by 900-819777T 4
(more info)
    UnavailableUnavailable Parts
HEAD-CYLINDER 900-819777T 4 900-819777T 4
900-819777T 4OEM Part 900-819777T 4 - Cylinder Head (more info) About Mercury Marine $312.50 $312.50 Add to shopping cart
10+ in stock. Explain stock levels
#35 900-F720518 HEAD-CYLINDER (1 required per assembly) SERIAL 0E000001-0E065371
#35 900-819777 HEAD-CYLINDER (1 required per assembly) SERIAL 0E065372-0E093699
#36 F665995 COVER-CYLINDER HEAD (1 required per assembly)
COVER-CYL HEAD    O NLA  
F665995 COVER-CYL HEAD O NLA
(more info)
    UnavailableUnavailable Parts
#38 10-F1883 SCREW (5/16-18 X 2-3/8") (18 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
#39 12-34437 WASHER (18 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
#40 817790A 1 COVER KIT-TRANSFER PORT (3 required per assembly)
COVER KIT-PORT    O NLA  
817790A 1 COVER KIT-PORT O NLA
(more info)
    UnavailableUnavailable Parts
#41 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
#42 10-98254 SCREW (1/4-20 X 5/8") (14 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
#43 27-820500 GASKET-TRANSFER PORT COVER (3 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
#44 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
#45 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
#46 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
#47 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
#48 10-37612 SCREW (3/8-16 X 1-1/4") (4 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
4 in stock. Explain stock levels
#49 13-58643 LOCKWASHER (3/8") (6 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
#58 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
#60 32-F719418 TUBE-WATER JACKET (3 required per assembly) (PART OF 800-819428A3) (PART OF 800-818154A17) SERIAL 0E000001-0E093699
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
#61 32-F719943 TUBE-WATER JACKET (TOP) (1 required per assembly) (PART OF 800-819428A3) (PART OF 800-818154A17) SERIAL 0E000001-0E093699
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
#62 17-F691372 PIN-WATER JACKET TUBE (TOP) (1 required per assembly) (PART OF 800-819428A3) (PART OF 800-818154A17) SERIAL 0E000001-0E093699
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
#63 17-F719372 PIN-WATER JACKET TUBE (3 required per assembly) (PART OF 800-819428A3) (PART OF 800-818154A17) SERIAL 0E000001-0E093699
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
#64 54-820437 CLIP-WIRING HARNESS 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
#65 92753 RETAINER-WIRING HARNESS CLIP (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
#- 37-819526 DECAL-CABLE ADJUSTING (1 required per assembly) SERIAL 0E009500-0E093699
DECAL-CABLE ADJ,NLA 37-819526  
37-819526OEM Part 37-819526 - Decal - Cable Adj, NLA (more info) About Mercury Marine $2.50 $2.50 Add to shopping cart
10+ in stock. Explain stock levels
#- 56762 CABLE TIE (4") (AR required per assembly)
TIE STRAP (4.00 I 56762 56762
56762OEM Part 56762 - Tie Strap - Priced Individually (more info) About Mercury Marine $0.30 $0.30 Add to shopping cart
10+ in stock. Explain stock levels