Logo

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12-70132This part has been superseded.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
3 in stock. Explain stock levels
#3 842622001 PULLEY, Power-Assisted Steering - Blue (1 required per assembly)
PULLEY Power-Assi 842622001 842622001
842622001OEM Part 842622001 - Pulley (Blue) (more info) About Mercury Marine $265.83 $265.83 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 8M8021105 PUMP ASSEMBLY, Power-Assisted Steering - Black (1 required per assembly) - Design II
PUMP ASSY-P/S-BLK O - Replaced by -899898T20  
8M8021105This part has been superseded. PUMP ASSY-P/S-BLK O - Replaced by -899898T20
(more info)
    UnavailableUnavailable Parts
ORD 90507T16      O NLA  
899898T20 ORD 90507T16 O NLA
(more info)
    UnavailableUnavailable Parts
#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) (2 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 10-842787 SCREW, (.375-16 x 2.00) Stainless Steel (3 required per assembly)
SCREW (.375-16 x 10-842787 10-842787
10-842787OEM Part 10-842787 - Screw (more info) About Mercury Marine $5.54 $5.54 Add to shopping cart
Available to order:
Usually ships
within 8 days
#9 12-37828 WASHER, (.390 x .625 x .062) Stainless Steel (3 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 57436 2 BRACKET, Pump Mounting (1 required per assembly)
BRACKET           O - Replaced by -8M0050806  
57436 2This part has been superseded. BRACKET O - Replaced by -8M0050806
(more info)
    UnavailableUnavailable Parts
BRACKET 8M0050806  
8M0050806OEM Part 8M0050806 - Bracket (more info) About Mercury Marine $348.89 $348.89 Add to shopping cart
Available to order:
Usually ships
within 8 days
#11 23-66995 5 SPACER, (.410 x 1.00 x .337) Aluminum - Black (3 required per assembly)
SPACER (.410 x 1. 23-66995  5  
23-66995 5OEM Part 23-66995 5 - Spacer (more info) About Mercury Marine $24.77 $24.77 Add to shopping cart
Available to order:
Usually ships
within 8 days
#12 12-34931 WASHER, (.406 x .734 x .063) Stainless Steel (4 required per assembly)
WASHER (.406 x .7 12-34931  
12-34931OEM Part 12-34931 - Washer (more info) About Mercury Marine $1.60 $1.60 Add to shopping cart
10+ in stock. Explain stock levels
#13 11-40136 10 NUT, (M10) Stainless Steel (2 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
#14 10-58642 SCREW, (.375-16 x 1.50) Stainless Steel (1 required per assembly)
SCREW (.375-16 x 10-58642 10-58642
10-58642OEM Part 10-58642 - Screw (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
#15 12-856774 WASHER, (.406 x .750 x .105) Stainless Steel (1 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
#16 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
#17 23-66751 SPACER, (.250 x .390 x .630) Stainless Steel (1 required per assembly)
SPACER (.250 x .3 23-66751  
23-66751OEM Part 23-66751 - Spacer (more info) About Mercury Marine $8.20 $1.97 Add to shopping cart
10+ in stock. Explain stock levels
#18 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
#19 32-52519 14 HOSE, (53.00 Inches Bulk), Cut As Required - Pump To Oil Cooler (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
#20 821271 BRACE, Power Steering (1 required per assembly)
BRACE Power Steer 821271 821271
821271OEM Part 821271 - Brace - Power Steering (more info) About Mercury Marine $95.84 $95.84 Add to shopping cart
Available to order:
Usually ships
within 8 days
#21 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
#22 10-805559 SCREW, (.375-16 x .875) Stainless Steel (1 required per assembly)
SCREW (.375-16 x 10-805559 10-805559
10-805559OEM Part 10-805559 - Screw (more info) About Mercury Marine $7.20 $7.20 Add to shopping cart
1 in stock. Explain stock levels
#23 12-56720 WASHER, (.330 x .750 x .060) Stainless Steel (1 required per assembly)
WASHER (.330 x .7 12-56720  
12-56720OEM Part 12-56720 - Washer (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
4 in stock. Explain stock levels
#24 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