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Parts for MerCruiser Race Engine and Drive Scorpion 377 Sterndrive Flywheel Housing

Engine Diagram

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#1 10-97934 SCREW, (.500-20 x 5.250) (2 required per assembly)
SCREW (.500-20 x 10-97934 10-97934
10-97934OEM Part 10-97934 - Screw (more info) About Mercury Marine $4.20 $4.20 Add to shopping cart
6 in stock. Explain stock levels
Motor Mount Bolt 18-3729
18-3729OEM Match 18-3729 - Bolt, 10-97934 - Special Order - No Returns (more info) About Sierra Marine $16.99 Add to shopping cart
In stock - special order item. Explain stock levels
#2 12-35777 WASHER, (.5156 x 1.375 x .125) (2 required per assembly)
WASHER (.5156 x 1 12-35777 12-35777
12-35777OEM Part 12-35777 - Washer - Priced Individually (more info) About Mercury Marine $1.80 $1.80 Add to shopping cart
10+ in stock. Explain stock levels
#3 23-99299 SPACER, (.520 x .870 x .630) (2 required per assembly)
SPACER (.520 x .8 23-99299 23-99299
23-99299OEM Part 23-99299 - Spacer (more info) About Mercury Marine $5.30 $5.30 Add to shopping cart
7 in stock. Explain stock levels
#4 12-32834 WASHER, (.9375 x 1.750 x .172) (2 required per assembly)
WASHER (.9375 x 1 12-32834 12-32834
12-32834OEM Part 12-32834 - Washer - Priced Individually (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
6 in stock. Explain stock levels
Fiber Washer 18-0681-9
18-0681-9OEM Match 18-0681-9 - Washer, 12-32834, 3PK (more info) About Sierra Marine $13.47 $10.34 Add to shopping cart
1 in stock. Explain stock levels
#5 13-33734 LOCKWASHER, (.500) (2 required per assembly)
LOCKWASHER (.500) 13-33734 13-33734
13-33734OEM Part 13-33734 - LockWasher - Priced Individually (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
10+ in stock. Explain stock levels
#6 12675T 9 HOUSING ASSEMBLY, Flywheel (1 required per assembly)
HSG ASSY-FLYWHEEL O - Replaced by -865657A04  
12675T 9This part has been superseded. HSG ASSY-FLYWHEEL O - Replaced by -865657A04
(more info)
    UnavailableUnavailable Parts
HOUSING ASSEMBLY 865657A04 865657A04
865657A04OEM Part 865657A04 - Flywheel Housing Assembly (more info) About Mercury Marine $740.71 $740.71 Add to shopping cart
Available to order:
Usually ships
within 8 days
#7 865329A02 MOUNT KIT, (Rubber) (1 required per assembly)
8M0103028 865329A02 865329A02
865329A02OEM Part 865329A02 - Mount Kit (more info) About Mercury Marine $44.33 $44.33 Add to shopping cart
3 in stock. Explain stock levels
MOUNT KIT 8M0103028 8M0103028
8M0103028OEM Part 8M0103028 - Mount KIT (more info) About Mercury Marine $51.58 $51.58 Add to shopping cart
3 in stock. Explain stock levels
#8 23-99322 SPACER (2 required per assembly)
SPACER 23-99322 23-99322
23-99322OEM Part 23-99322 - Spacer (more info) About Mercury Marine $4.50 $4.50 Add to shopping cart
10+ in stock. Explain stock levels
#9 11-99298 NUT, (.500-20) (2 required per assembly)
NUT               O - Replaced by 11-863332 11-99298
11-99298This part has been superseded. NUT O - Replaced by 11-863332
(more info)
    UnavailableUnavailable Parts
NUT (.500-20) Alu 11-863332 11-863332
11-863332OEM Part 11-863332 - Nut (more info) About Mercury Marine $4.70 $4.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
Lock Nut 18-3728
18-3728OEM Match 18-3728 - Nut, 11-99298, 11-863332 (more info) About Sierra Marine $4.49 $3.45 Add to shopping cart
Available to order:
Usually ships
within 8 days
#10 10-45561 1 SCREW, (.250-20 x 1.120) (2 required per assembly)
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
#11 12-846673 WASHER, (.265 x .500 x .060) (2 required per assembly)
WASHER (.265 x .5 12-846673  
12-846673OEM Part 12-846673 - Washer (more info) About Mercury Marine $0.80 $0.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#12 807260A 2 COVER KIT, Flywheel (1 required per assembly)
COVER KIT Flywhee 807260A 2 807260A 2
807260A 2OEM Part 807260A 2 - Cover Assembly (more info) About Mercury Marine $65.58 $65.58 Add to shopping cart
Available to order:
Usually ships
within 8 days
#13 54-847747 1 CLIP (1 required per assembly)
CLIP-SPECIAL      O - Replaced by 54-847747002  
54-847747 1This part has been superseded. CLIP-SPECIAL O - Replaced by 54-847747002
(more info)
    UnavailableUnavailable Parts
CLIP-SPECIAL      O - Replaced by 54-8M0011102  
54-847747002This part has been superseded. CLIP-SPECIAL O - Replaced by 54-8M0011102
(more info)
    UnavailableUnavailable Parts
CLIP Hose Support 54-8M0011102  
54-8M0011102OEM Part 54-8M0011102 - Clip-Special (more info) About Mercury Marine $11.94 $11.94 Add to shopping cart
Available to order:
Usually ships
within 8 days
#14 12-856774 WASHER, (.406 x .750 x .105) Stainless Steel (6 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
#15 10-35047 SCREW, (.375-16 x 1.250) Stainless Steel (3 required per assembly)
SCREW (.375-16 x 10-35047 10-35047
10-35047OEM Part 10-35047 - Screw - Priced Individually (more info) About Mercury Marine $2.60 $2.60 Add to shopping cart
10+ in stock. Explain stock levels
#15 10-32132 SCREW, (.375-16 x 1.750) (1 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
#16 54-62494 CLIP (1 required per assembly)
CLIP 54-62494  
54-62494OEM Part 54-62494 - Clip (more info) About Mercury Marine $5.20 $5.20 Add to shopping cart
Available to order:
Usually ships
within 8 days
#17 12-74759 WASHER, (.391 x .880 x .125) Stainless Steel (1 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
#18 16-64066 STUD, (.375-16 x 2.750) Special, Grounding (2 required per assembly)
STUD (.375-16 x 2 16-64066  
16-64066OEM Part 16-64066 - Stud (more info) About Mercury Marine $4.50 $4.50 Add to shopping cart
10+ in stock. Explain stock levels
#19 84-62826A 6 CABLE ASSEMBLY, Ground - Black (13.00 Inches), Grounding (1 required per assembly)
CABLE ASSY        O - Replaced by 84-62826T06  
84-62826A 6This part has been superseded. CABLE ASSY O - Replaced by 84-62826T06
(more info)
    UnavailableUnavailable Parts
CABLE ASSEMBLY Gr 84-62826T06  
84-62826T06OEM Part 84-62826T06 - Cable Assembly (more info) About Mercury Marine $14.80 $14.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#20 13-35048 LOCKWASHER, (.375) (2 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
#21 11-32219 NUT, (.375-16) (2 required per assembly)
NUT (.375-16) 11-32219 11-32219
11-32219OEM Part 11-32219 - Nut - Priced Individually (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
10+ in stock. Explain stock levels
#22 11-35045 NUT, (.250-28) (1 required per assembly)
11826709109 11-35045 11-35045
11-35045OEM Part 11-35045 - Nut, Sold Individually (more info) About Mercury Marine $1.00 $1.00 Add to shopping cart
10+ in stock. Explain stock levels
NUT (.250-28) Sta 11-826709109 11-826709109
11-826709109OEM Part 11-826709109 - Nut - Priced Individually (more info) About Mercury Marine $2.30 $2.30 Add to shopping cart
10+ in stock. Explain stock levels
#23 12-21631 WASHER, (.255 x .625 x .0312) (2 required per assembly)
1269056 12-21631  
12-21631OEM Part 12-21631 - Washer - Priced Individually (more info) About Mercury Marine $1.80 $1.80 Add to shopping cart
10+ in stock. Explain stock levels
WASHER (.255 x .6 12-69056  
12-69056OEM Part 12-69056 - Washer (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
#24 23-31866 SPACER, (.256 x .313 x .625) (1 required per assembly)
SPACER (.256 x .3 23-31866  
23-31866OEM Part 23-31866 - Spacer - Priced Individually (more info) About Mercury Marine $4.10 $4.10 Add to shopping cart
10+ in stock. Explain stock levels
#25 16-96112 STUD, (.250-28 x 2.00), Throttle Cable Anchor (1 required per assembly)
STUD (.250-28 x 2 16-96112  
16-96112OEM Part 16-96112 - Stud (more info) About Mercury Marine $3.70 $3.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#26 841261 BRACKET, Throttle Cable (1 required per assembly)
BRACKET           O - Replaced by -841261T  
841261This part has been superseded. BRACKET O - Replaced by -841261T
(more info)
    UnavailableUnavailable Parts
BRACKET 841261T  
841261TOEM Part 841261T - Bracket (more info) About Mercury Marine $190.14 $190.14 Add to shopping cart
Available to order:
Usually ships
within 8 days
#28 10-35870 1 SCREW, (.375-16 x 2.00) (2 required per assembly)
SCREW (.375-16 x 10-35870  1 10-35870  1
10-35870 1OEM Part 10-35870 1 - Screw (more info) About Mercury Marine $10.10 $10.10 Add to shopping cart
3 in stock. Explain stock levels
#29 11-35888 NUT, (.250-28) (1 required per assembly)
NUT (.250-28) Sta 11-35888 11-35888
11-35888OEM Part 11-35888 - Nut - Priced Individually (more info) About Mercury Marine $4.70 $1.14 Add to shopping cart
10+ in stock. Explain stock levels
S.S. Steel Locknut 18-3722-9
18-3722-9OEM Match 18-3722-9 - Lock Nut, 121731, 11-35888 (more info)
Replaces OEM #0121731
About Sierra Marine $14.95 $7.67 Add to shopping cart
Available to order:
Usually ships
within 8 days