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Parts for MerCruiser Race Engine and Drive 850 SCi Power-assisted Steering Components (Design II)

Engine Diagram

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#1 10-849377 SCREW, (.312-24 x .750) Stainless Steel (4 required per assembly)
SCREW (.312-24 x 10-849377 10-849377
10-849377OEM Part 10-849377 - Screw (more info) About Mercury Marine $10.80 $10.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#2 12-70132 WASHER, (.323 x .563 x .063) Stainless Steel (4 required per assembly)
WASHER @5         O - Replaced by 12-8M0042642  
12-70132This part has been superseded. WASHER @5 O - Replaced by 12-8M0042642
(more info)
    UnavailableUnavailable Parts
WASHER (.323 x .5 12-8M0042642 12-8M0042642
12-8M0042642OEM Part 12-8M0042642 - Washer - Priced Individually (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
5 in stock. Explain stock levels
#3 899898T73 PULLEY, Power-Assisted Steering - Polished/Clear Coat (1 required per assembly)
PULLEY Power-Assi 899898T73  
899898T73OEM Part 899898T73 - Pulley - Clear (more info) About Mercury Marine $505.18 $505.18 Add to shopping cart
Available to order:
Usually ships
within 8 days
#4 47530 HUB (1 required per assembly)
HUB 47530 47530
47530OEM Part 47530 - Hub (more info) About Mercury Marine $37.58 $37.58 Add to shopping cart
1 in stock. Explain stock levels
#5 90507T16 PUMP ASSEMBLY, Power-Assisted Steering - Black (1 required per assembly) - Design II
PUMP KIT-P/S      O - Replaced by -90507T17  
90507T16This part has been superseded. PUMP KIT-P/S O - Replaced by -90507T17
(more info)
    UnavailableUnavailable Parts
PUMP KIT-P/S 90507T17  
90507T17OEM Part 90507T17 - Pump Kit - Power Steering (more info) About Mercury Marine $773.49 $773.49 Add to shopping cart
Available to order:
Usually ships
within 8 days
#6 22-32803 PLUG, Pipe (.375-18) Brass (1 required per assembly)
PLUG Pipe (.375-1 22-32803 22-32803
22-32803OEM Part 22-32803 - Plug (more info) About Mercury Marine $4.70 $4.70 Add to shopping cart
3 in stock. Explain stock levels
Pipe Plug, 3/8-18 Npt Pipe 18-4264
18-4264OEM Match 18-4264 - Pipe Plug, 3/8-18 NPT Pi (more info) About Sierra Marine $3.99 $3.41 Add to shopping cart
Available to order:
Usually ships
within 8 days
#7 16-41877 STUD, (M10) (1 required per assembly)
STUD (M10) 16-41877  
16-41877OEM Part 16-41877 - Stud (more info) About Mercury Marine $24.08 $24.08 Add to shopping cart
Available to order:
Usually ships
within 8 days
#8 22-844351 ADAPTER, Stainless Steel (1 required per assembly)
ADAPTER Stainless 22-844351  
22-844351OEM Part 22-844351 - Adapter (more info) About Mercury Marine $60.20 $60.20 Add to shopping cart
Available to order:
Usually ships
within 8 days
#9 25-89879 O-RING, (.301 x .064) (1 required per assembly)
O-RING (.301 x .0 25-89879  
25-89879OEM Part 25-89879 - O-Ring (more info) About Mercury Marine $1.20 $1.20 Add to shopping cart
Available to order:
Usually ships
within 8 days
#10 12-856774 WASHER, (.406 x .750 x .105) Stainless Steel (3 required per assembly)
WASHER (.406 x .7 12-856774  
12-856774OEM Part 12-856774 - Washer (more info) About Mercury Marine $1.50 $1.50 Add to shopping cart
1 in stock. Explain stock levels
#11 11-40136 10 NUT, (M10) Stainless Steel (1 required per assembly)
NUT (M10) Stainle 11-40136 10  
11-40136 10OEM Part 11-40136 10 - Nut - Priced Individually (more info) About Mercury Marine $5.00 $5.00 Add to shopping cart
2 in stock. Explain stock levels
#12 8M8021181 LIFTING EYE, Polished (1 required per assembly)
LIFTING EYE Polis 8M8021181  
8M8021181OEM Part 8M8021181 - Lifting Eye (more info) About Mercury Marine $380.65 $380.65 Add to shopping cart
Available to order:
Usually ships
within 8 days
#13 10-40001197 SCREW, (M10 x 35) (1 required per assembly)
SCREW (M10 x 35) 10-40001197 10-40001197
10-40001197OEM Part 10-40001197 - Screw (more info) About Mercury Marine $10.80 $10.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#14 16-8M0010481 STUD, (.375-16/.375-24 x 3.13) Stainless Steel (2 required per assembly)
STUD (.375-16/.37 16-8M0010481  
16-8M0010481OEM Part 16-8M0010481 - Stud (more info) About Mercury Marine $20.40 $20.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
#15 23-841459 SPACER, (.400 x .750 x 1.338) Aluminum - Black (2 required per assembly)
SPACER (.400 x .7 23-841459  
23-841459OEM Part 23-841459 - Spacer (more info) About Mercury Marine $8.22 $8.22 Add to shopping cart
Available to order:
Usually ships
within 8 days
#16 12-74759 WASHER, (.391 x .880 x .125) Stainless Steel (2 required per assembly)
WASHER (.391 x .8 12-74759  
12-74759OEM Part 12-74759 - Washer (more info) About Mercury Marine $9.50 $9.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
#17 11-826710 13 NUT, (.375-24) Stainless Steel (2 required per assembly)
NUT (.375-24) Sta 11-826710 13 11-826710 13
11-826710 13OEM Part 11-826710 13 - Nut - Priced Individually (more info) About Mercury Marine $3.20 $3.20 Add to shopping cart
1 in stock. Explain stock levels
S.S. Steel Locknut 18-3720-9
18-3720-9OEM Match 18-3720-9 - Lock Nut, 11-34932, 5PK (more info) About Sierra Marine $14.95 $9.98 Add to shopping cart
Available to order:
Usually ships
within 8 days
#18 23-90523 SPACER, (.420 x .750 x .440) Cad Plate (1 required per assembly)
SPACER (.420 x .7 23-90523  
23-90523OEM Part 23-90523 - Spacer (more info) About Mercury Marine $9.40 $9.40 Add to shopping cart
10+ in stock. Explain stock levels
#19 54-815504105 CLAMP, Worm Gear (2 required per assembly)
CLAMP Worm Gear ( 54-815504105  
54-815504105OEM Part 54-815504105 - Clamp (more info) About Mercury Marine $2.70 $2.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#20 32-52519 14 HOSE, (53.00 Inches Bulk) (1 required per assembly)
328M0062341 32-52519 14 32-52519 14
32-52519 14OEM Part 32-52519 14 - Hose -53 Inch (more info) About Mercury Marine $42.96 $42.96 Add to shopping cart
2 in stock. Explain stock levels
HOSE (53.00 Inche 32-8M0062341  
32-8M0062341OEM Part 32-8M0062341 - Hose -53 Inch (more info) About Mercury Marine $46.70 $39.99 Add to shopping cart
Available to order:
Usually ships
within 8 days
#21 841458 BRACE, Pump Mounting (1 required per assembly)
BRACE             O - Replaced by -8M0031613  
841458This part has been superseded. BRACE O - Replaced by -8M0031613
(more info)
    UnavailableUnavailable Parts
BRACE Pump Mounti 8M0031613  
8M0031613OEM Part 8M0031613 - Brace (more info) About Mercury Marine $31.37 $31.37 Add to shopping cart
Available to order:
Usually ships
within 8 days
#23 10-846294 SCREW, (.375-16 x 1.500) Stainless Steel (1 required per assembly)
SCREW (.375-16 x 10-846294 10-846294
10-846294OEM Part 10-846294 - Screw (more info) About Mercury Marine $4.36 $4.36 Add to shopping cart
Available to order:
Usually ships
within 8 days
#24 10-40001188 SCREW, (M10 x 20) (1 required per assembly)
SCREW (M10 x 20) 10-40001188 10-40001188
10-40001188OEM Part 10-40001188 - Screw (more info) About Mercury Marine $1.80 $1.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#25 57-842647 BELT, Serpentine (1 required per assembly)
BELT              O - Replaced by 57-842647Q  
57-842647This part has been superseded. BELT O - Replaced by 57-842647Q
(more info)
    UnavailableUnavailable Parts
BELT 57-842647Q  
57-842647QOEM Part 57-842647Q - Belt (more info) About Mercury Marine $123.67 $123.67 Add to shopping cart
Available to order:
Usually ships
within 8 days