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Parts for MerCruiser Race Engine and Drive Scorpion 377 Starter & Alternator Mounts

Engine Diagram

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#1 50-8M8021116 STARTER ASSEMBLY (1 required per assembly) See Starter Assembly Section For Service Parts Breakdown
STARTER MOTOR ASS 50-8M8021116 50-8M8021116
50-8M8021116OEM Part 50-8M8021116 - Starter Assembly (more info) About Mercury Marine $375.75 $375.75 Add to shopping cart
Available to order:
Usually ships
within 8 days
STARTER 18-6946
18-6946OEM Match 18-6946 - Starter 18-6946 (more info) About Sierra Marine $349.99 $272.60 Add to shopping cart
Available to order:
Usually ships
within 8 days
#2 10-805343 2 SCREW, (.375-16 x 4.33) (2 required per assembly)
SCREW (.375-16 x 10-805343  2 10-805343  2
10-805343 2OEM Part 10-805343 2 - Bolt (more info) About Mercury Marine $11.70 $11.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#3 11-806949 NUT, (M8-1.5) (1 required per assembly)
NUT (M8-1.5) 11-806949  
11-806949OEM Part 11-806949 - Nut - Priced Individually (more info) About Mercury Marine $2.10 $2.10 Add to shopping cart
2 in stock. Explain stock levels
#4 11-40021 1 NUT, (M5) (1 required per assembly)
NUT (M5) Stainles 11-40021  1 11-40021  1
11-40021 1OEM Part 11-40021 1 - Nut (more info) About Mercury Marine $2.40 $2.40 Add to shopping cart
10+ in stock. Explain stock levels
#5 13-39107 LOCKWASHER, (.312) (1 required per assembly)
LOCKWASHER (.312- 13-39107  
13-39107OEM Part 13-39107 - LockWasher - Priced Individually (more info) About Mercury Marine $1.00 $1.00 Add to shopping cart
10+ in stock. Explain stock levels
#6 13-26996 LOCKWASHER, (#10) (1 required per assembly)
LOCKWASHER (#10) 13-26996  
13-26996OEM Part 13-26996 - LockWasher - Priced Individually (more info) About Mercury Marine $0.84 $0.84 Add to shopping cart
10+ in stock. Explain stock levels
#7 85-79695 BOOT, Insulator - Black (1 required per assembly)
8579695T 85-79695  
85-79695OEM Part 85-79695 - Boot (Black) (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
9 in stock. Explain stock levels
BOOT Insulator (B 85-79695T  
85-79695TOEM Part 85-79695T - Insulator Boot (more info) About Mercury Marine $3.90 $3.90 Add to shopping cart
Available to order:
Usually ships
within 8 days
#8 88-79023A91 FUSE ASSEMBLY, 90 Ampere (1 required per assembly)
FUSE ASSEMBLY 90 88-79023A91 88-79023A91
88-79023A91OEM Part 88-79023A91 - Fuse Assembly -90 Amp (more info) About Mercury Marine $31.58 $31.58 Add to shopping cart
Available to order:
Usually ships
within 8 days
Fuse Kit, 90 amp 18-8220
18-8220OEM Match 18-8220 - Fuse Kit, 90 Amp (more info) About Sierra Marine $38.33 $30.71 Add to shopping cart
Available to order:
Usually ships
within 8 days
#9 11-21825 NUT, (.250-28) (1 required per assembly)
NUT (.250-28) 11-21825 11-21825
11-21825OEM Part 11-21825 - Nut - Priced Individually (more info) About Mercury Marine $1.20 $1.20 Add to shopping cart
Available to order:
Usually ships
within 8 days
#10 807653F 2 ALTERNATOR ASSEMBLY, Blue (1 required per assembly) See Alternator Assembly Section For Parts Breakdown
ALTERNATOR ASSEMB 807653F 2  
807653F 2OEM Part 807653F 2 - Alternator Assembly (more info) About Mercury Marine $564.13 $564.13 Add to shopping cart
Available to order:
Usually ships
within 8 days
#11 12-96457 WASHER (1 required per assembly)
WASHER Phenolic ( 12-96457  
12-96457OEM Part 12-96457 - Washer (more info) About Mercury Marine $1.20 $1.20 Add to shopping cart
Available to order:
Usually ships
within 8 days
#13 11-79989 NUT, (#10-24) (1 required per assembly)
NUT (#10-24) Stai 11-79989  
11-79989OEM Part 11-79989 - Nut (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
10+ in stock. Explain stock levels
#14 13-26992 LOCKWASHER, (.250) (1 required per assembly)
LOCKWASHER (.250) 13-26992  
13-26992OEM Part 13-26992 - LockWasher - Priced Individually (more info) About Mercury Marine $0.80 $0.80 Add to shopping cart
10+ in stock. Explain stock levels
#15 11-94330 NUT, (.250-20) (1 required per assembly)
NUT (.250-20) Bra 11-94330  
11-94330OEM Part 11-94330 - Nut (more info) About Mercury Marine $1.20 $1.20 Add to shopping cart
Available to order:
Usually ships
within 8 days
#16 807750T BRACE (1 required per assembly)
BRACE 807750T 807750T
807750TOEM Part 807750T - Brace (more info) About Mercury Marine $27.75 $27.75 Add to shopping cart
Available to order:
Usually ships
within 8 days
#18 10-29198 SCREW AND LOCKWASHER, (.312-18 x .875) (1 required per assembly)
SCREW AND LOCKWAS 10-29198 10-29198
10-29198OEM Part 10-29198 - Screw w/ Lw - Priced Individually (more info) About Mercury Marine $2.90 $1.96 Add to shopping cart
10+ in stock. Explain stock levels
#19 860370T 1 BRACKET (1 required per assembly)
BRACKET 860370T 1 860370T 1
860370T 1OEM Part 860370T 1 - Bracket (more info) About Mercury Marine $67.58 $67.58 Add to shopping cart
Available to order:
Usually ships
within 8 days
#20 16-860102 STUD, (.375-16 x 1.730) (3 required per assembly)
STUD (.375-16 x 1 16-860102  
16-860102OEM Part 16-860102 - Stud (more info) About Mercury Marine $17.90 $15.33 Add to shopping cart
2 in stock. Explain stock levels
#21 10-56743 SCREW, (.375-24 x 3.125) (1 required per assembly)
SCREW (.375-24 x 10-56743 10-56743
10-56743OEM Part 10-56743 - Screw (more info) About Mercury Marine $5.30 $5.30 Add to shopping cart
10+ in stock. Explain stock levels
#22 11-23161 NUT, (.375-24) (1 required per assembly)
NUT (.375-24) 11-23161 11-23161
11-23161OEM Part 11-23161 - Nut - Priced Individually (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
10+ in stock. Explain stock levels
#23 807767T BRACKET, Idler Adjustment (1 required per assembly)
BRACKET Idler Adj 807767T 807767T
807767TOEM Part 807767T - Bracket (more info) About Mercury Marine $53.92 $53.92 Add to shopping cart
Available to order:
Usually ships
within 8 days
#24 10-98261 SCREW, (.375-16 x .750) (1 required per assembly)
SCREW (.375-16 x 10-98261 10-98261
10-98261OEM Part 10-98261 - Screw (more info) About Mercury Marine $0.80 $0.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#25 11-29250 NUT, (.312-24) (1 required per assembly)
NUT (.312-24) 11-29250 11-29250
11-29250OEM Part 11-29250 - Nut - Priced Individually (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
10+ in stock. Explain stock levels
#26 43-818381 2 PINION STUD (1 required per assembly)
PINION STUD (.437 43-818381  2 43-818381  2
43-818381 2OEM Part 43-818381 2 - Pinion Stud (more info) About Mercury Marine $15.70 $15.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#27 818380T BUSHING (2 required per assembly)
BUSHING           O - Replaced by -865193  
818380TThis part has been superseded. BUSHING O - Replaced by -865193
(more info)
    UnavailableUnavailable Parts
BUSHING 865193 865193
865193OEM Part 865193 - Bushing (more info) About Mercury Marine $4.20 $4.20 Add to shopping cart
1 in stock. Explain stock levels
#28 807757T PULLEY (2 required per assembly)
PULLEY ASSEMBLY I 807757T 807757T
807757TOEM Part 807757T - Idler Pulley (more info) About Mercury Marine $40.92 $40.92 Add to shopping cart
Available to order:
Usually ships
within 8 days
Pulley, Composite 18-6457
18-6457OEM Match 18-6457 - Pulley, 807757T (more info) About Sierra Marine $41.99 $34.01 Add to shopping cart
6 in stock. Explain stock levels
#29 11-817618 NUT, (.437-20) (2 required per assembly)
NUT               O - Replaced by 11-859135  
11-817618This part has been superseded. NUT O - Replaced by 11-859135
(more info)
    UnavailableUnavailable Parts
NUT (.437-20) Bra 11-859135 11-859135
11-859135OEM Part 11-859135 - Nut - Priced Individually (more info) About Mercury Marine $4.20 $4.20 Add to shopping cart
8 in stock. Explain stock levels
#30 807753 BRACKET, Idler (1 required per assembly)
BRACKET-IDLER     O - Replaced by -807753T 1  
807753This part has been superseded. BRACKET-IDLER O - Replaced by -807753T 1
(more info)
    UnavailableUnavailable Parts
BRACKET 807753T 1 807753T 1
807753T 1OEM Part 807753T 1 - Bracket - Idler (more info) About Mercury Marine $41.67 $41.67 Add to shopping cart
1 in stock. Explain stock levels
#31 11-860069 NUT, (.375-16) (3 required per assembly)
NUT (.375-16) 11-860069  
11-860069OEM Part 11-860069 - Nut (more info) About Mercury Marine $4.70 $4.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#32 10-816601 SCREW, (.437-20 x 1.500) (1 required per assembly)
SCREW (.437-20 x 10-816601 10-816601
10-816601OEM Part 10-816601 - Screw (more info) About Mercury Marine $3.40 $3.40 Add to shopping cart
1 in stock. Explain stock levels
Screw,Hsng Mtng 18-3230
18-3230OEM Match 18-3230 - Screw, 10-816601 (more info) About Sierra Marine $5.49 $4.19 Add to shopping cart
1 in stock. Explain stock levels
#33 12-20572 WASHER, (.390 x .750 x .093) (2 required per assembly)
WASHER (.390 x .7 12-20572  
12-20572OEM Part 12-20572 - Washer (more info) About Mercury Marine $1.10 $0.62 Add to shopping cart
9 in stock. Explain stock levels