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Parts for Force 50 HP (1991) Crankshaft & Piston

Engine Diagram

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#1 F474146 SEAL CRANKSHAFT, UPPER (1 required per assembly)
26828626 26-F474146  
26-F474146OEM Part 26-F474146 - Seal (more info) About Mercury Marine $10.00 $10.00 Add to shopping cart
3 in stock. Explain stock levels
SEAL 26-828626 26-828626
26-828626OEM Part 26-828626 - Seal (more info) About Mercury Marine $18.33 $18.33 Add to shopping cart
10+ in stock. Explain stock levels
#2 1864 SCREW, BEARING CAGE TO CYLINDER, 1/4 - 20 X 3/4 (4 required per assembly)
JET (.43),NLA 1399-1864  
1399-1864OEM Part 1399-1864 - Jet (.43), NLA (more info) About Mercury Marine $4.50 $4.50 Add to shopping cart
10+ in stock. Explain stock levels
#3 F2A691144 CAGE, CRANKSHAFT BEARING W/CRANKSHAFT SEAL (1 required per assembly)
CAGE ASSY         O - Replaced by 1100-818072A 1  
F2A691144This part has been superseded. CAGE ASSY O - Replaced by 1100-818072A 1
(more info)
    UnavailableUnavailable Parts
CAGE ASSY,NLA 1100-818072A 1  
1100-818072A 1OEM Part 1100-818072A 1 - Cage Assembly, NLA (more info) About Mercury Marine $45.00 $45.00 Add to shopping cart
10+ in stock. Explain stock levels
#4 F284659-2 BEARING, CRANKSHAFT, UPPER MAIN (1 required per assembly)
BEARING-BALL 30-803893T 30-803893T
30-803893TOEM Part 30-803893T - Ball Bearing (more info) About Mercury Marine $75.58 $75.58 Add to shopping cart
2 in stock. Explain stock levels
#5 FA40655 RACE, CRANKSHAFT CENTER MAIN BEARING W/SNAP RING (1 required per assembly)
BEARING,NLA 31-FA40655 31-FA40655
31-FA40655OEM Part 31-FA40655 - Bearing, NLA (more info) About Mercury Marine $40.00 $40.00 Add to shopping cart
10+ in stock. Explain stock levels
#6 FK85228-1 CAGE, BEARING WITH ROLLERS (16 PER SET) (3 required per assembly)
3162596A2 FK85228-1  
FK85228-1OEM Part FK85228-1 - CAGE/ROLLER SET (more info) About Mercury Marine $100.00 $100.00 Add to shopping cart
1 in stock. Explain stock levels
CAGE/ROLLER SET 31-62596A 2 31-62596A 2
31-62596A 2OEM Part 31-62596A 2 - Cage Roller, for One Rod Only (more info) About Mercury Marine $212.92 $212.92 Add to shopping cart
Available to order:
Usually ships
within 8 days
#7 F85634-2 SCREW, CONNECTING ROD (4 required per assembly)
SCREW (.250-28 Sp 10-91012 10-91012
10-91012OEM Part 10-91012 - Screw -spec - Priced Individually (more info) About Mercury Marine $5.60 $3.36 Add to shopping cart
10+ in stock. Explain stock levels
#8 FA691018- CRANKSHAFT W/UPPER CRANKSHAFT BEARING (1 required per assembly)
#9 F90014 BEARING, CRANKSHAFT, LOWER MAIN (1 required per assembly)
BEARING           O NLA  
31-F90014 BEARING O NLA
(more info)
    UnavailableUnavailable Parts
#10 F40146-1 SEAL, CRANKSHAFT LOWER (1 required per assembly)
SEAL 26-819394 26-819394
26-819394OEM Part 26-819394 - Seal (more info) About Mercury Marine $16.70 $14.30 Add to shopping cart
10+ in stock. Explain stock levels
Oil Seal 18-0501
18-0501OEM Match 18-0501 - Seal, 26-819394 (more info) About Sierra Marine $23.49 $23.49 Add to shopping cart
Available to order:
Usually ships
within 8 days
#11 F40410 SNAP RING (1 required per assembly)
RING-SNAP,NLA 53-F40410  
53-F40410OEM Part 53-F40410 - Ring -snap, NLA (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
10+ in stock. Explain stock levels
#12 818052A 3 ROD, CONNECTIONG W/CAP AND SCREWS (2 required per assembly)
CONN ROD ASSY     O - Replaced by 600-818052A 4  
600-818052A 3This part has been superseded. CONN ROD ASSY O - Replaced by 600-818052A 4
(more info)
    UnavailableUnavailable Parts
CONN ROD ASSY     O - Replaced by 600-818052A 6  
600-818052A 4This part has been superseded. CONN ROD ASSY O - Replaced by 600-818052A 6
(more info)
    UnavailableUnavailable Parts
600818052T6 600-818052A 6 600-818052A 6
600-818052A 6OEM Part 600-818052A 6 - Connecting Rod (more info) About Mercury Marine $80.00 $80.00 Add to shopping cart
10+ in stock. Explain stock levels
CONN ROD ASSY,NLA 600-818052T 6 600-818052T 6
600-818052T 6OEM Part 600-818052T 6 - Connecting Rod (more info) About Mercury Marine $80.00 $80.00 Add to shopping cart
10+ in stock. Explain stock levels
#13 F366215 SPACER, PISTON PIN (4 required per assembly)
SPACER 23-F366215 23-F366215
23-F366215OEM Part 23-F366215 - Spacer (more info) About Mercury Marine $23.80 $23.80 Add to shopping cart
10 in stock. Explain stock levels
#14 F694015 PISTON (STANDARD) (2 required per assembly)
PISTON-STD,NLA 700-F694015  
700-F694015OEM Part 700-F694015 - Piston-STD, NLA (more info) About Mercury Marine $140.00 $140.00 Add to shopping cart
1 in stock. Explain stock levels
#15 F663260-1 RING SET (STANDARD) (2 required per assembly)
RING-PISTON-STD   O NLA  
39-817869 RING-PISTON-STD O NLA
(more info)
    UnavailableUnavailable Parts
#15 FSA663260 RING SET (.010 OVER) (2 required per assembly)
RING SET-2-.010   O - Replaced by 39-817869A 2  
FSA663260This part has been superseded. RING SET-2-.010 O - Replaced by 39-817869A 2
(more info)
    UnavailableUnavailable Parts
RING SET-2-.010,NLA 39-817869A 2 39-817869A 2
39-817869A 2OEM Part 39-817869A 2 - Rings - 2-.010, NLA (more info) About Mercury Marine $43.75 $43.75 Add to shopping cart
10+ in stock. Explain stock levels
#16 F694017 PIN, PISTON (2 required per assembly)
PIN-PISTON        O - Replaced by 41-F694017-1  
41-F694017This part has been superseded. PIN-PISTON O - Replaced by 41-F694017-1
(more info)
    UnavailableUnavailable Parts
PIN-PISTON,NLA 41-F694017-1  
41-F694017-1OEM Part 41-F694017-1 - Piston Pin, NLA (more info) About Mercury Marine $14.00 $14.00 Add to shopping cart
10+ in stock. Explain stock levels
#17 F335217-1 BEARING, PISTON PIN (2 required per assembly)
BEARING 31-F335217-1 31-F335217-1
31-F335217-1OEM Part 31-F335217-1 - Bearing (more info) About Mercury Marine $9.50 $4.64 Add to shopping cart
10+ in stock. Explain stock levels
#18 85498 1 FLYWHEEL KEY (1 required per assembly)
GASKET 27-85498  1 27-85498  1
27-85498 1OEM Part 27-85498 1 - Gasket (more info) About Mercury Marine $7.70 $7.70 Add to shopping cart
10+ in stock. Explain stock levels
Gasket 18-0107
18-0107OEM Match 18-0107 - Gasket 27-85498 (more info) About Sierra Marine $11.99 $11.99 Add to shopping cart
Available to order:
Usually ships
within 8 days
#19 F1968 FLYWHEEL NUT, 3/4 - 16 (1 required per assembly)
NUT (.750-16) 11-F1968 11-F1968
11-F1968OEM Part 11-F1968 - Nut (more info) About Mercury Marine $14.00 $14.00 Add to shopping cart
1 in stock. Explain stock levels
#20 F694096 RETAINER, PISTON PIN (4 required per assembly)
RING-LOCK,NLA 40-F694096  
40-F694096OEM Part 40-F694096 - Lock Ring, NLA (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
10+ in stock. Explain stock levels