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Parts for MerCruiser Race Engine and Drive 525 EFI Engine Components (Water Pump & Front Cover)

#1 57-863876 2 BELT, Serpentine (1 required per assembly) - Design I - Belt Center Distance 992.5 mm SN# 0M900146 THRU 0M951500
57-863876  2 - BELT Serpentine   O - Replaced by 57-865615002
 

This part has been superseded.

57-863876 2 - 57-863876 2 - BELT Serpentine O [ More info ]
Unavailable
Replaced by 57-865615002
57-865615002 - BELT-SERP-2285 MM O - Replaced by 57-865615Q02
57-865615002

This part has been superseded.

57-865615002 - 57-865615002 - BELT-SERP-2285 MM O [ More info ]
Unavailable
Replaced by 57-865615Q02
BELT 57-865615Q02
57-865615Q02

About Mercury Marine

OEM Part

57-865615Q02 - Belt [ More info ]

Add to shopping cart $77.50 $66.36
In stock Explain stock levels

#1 57-865615012 BELT, Serpentine (1 required per assembly) - Design II - Belt Center Distance 983.0 mm SN# 0M953031 THRU 0M953619
57-865615012 - BELT Serpentine   O - Replaced by 57-865615Q12
 

This part has been superseded.

57-865615012 - 57-865615012 - BELT Serpentine O [ More info ]
Unavailable
Replaced by 57-865615Q12
BELT Serpentine (2266 m 57-865615Q12
57-865615Q12

About Mercury Marine

OEM Part

57-865615Q12 - Serpentine Belt [ More info ]

Add to shopping cart $88.83
Available to order: Usually ships within 8 days. Explain stock levels

#2 10-849377 SCREW, (.312-24 x .750) Stainless Steel (4 required per assembly)
SCREW (.312-24 x .750) 10-849377
10-849377

About Mercury Marine

OEM Part

10-849377 - Screw [ More info ]

Add to shopping cart $11.07
Available to order: Usually ships within 8 days. Explain stock levels

#3 12-70132 WASHER, (.323 x .563 x .063) Stainless Steel (4 required per assembly)
12-70132 - WASHER (.323 x .5 O - Replaced by 12-8M0042642
12-70132

This part has been superseded.

12-70132 - 12-70132 - WASHER (.323 x .5 O [ More info ]
Unavailable
Replaced by 12-8M0042642
WASHER (.323 x .562 x . 12-8M0042642
12-8M0042642

About Mercury Marine

OEM Part

12-8M0042642 - Washer - Priced Individually [ More info ]

Add to shopping cart $1.40
10+ in stock. Explain stock levels

#4 842444T PULLEY, Circulating Water Pump - Blue (1 required per assembly)
842444T - PULLEY Circulatin O NLA
 

About Mercury Marine

OEM Part

842444T - PULLEY Circulatin O NLA [ More info ]
Unavailable
#5 811573A03 PUMP ASSEMBLY, Circulating Water (1 required per assembly)
811573A03 - PUMP ASSEMBLY Cir O - Replaced by -811573A04
 

This part has been superseded.

811573A03 - 811573A03 - PUMP ASSEMBLY Cir O [ More info ]
Unavailable
Replaced by -811573A04
PUMP ASSEMBLY Circulati 811573A04
811573A04

About Mercury Marine

OEM Part

811573A04 - Water Pump Assembly [ More info ]

Add to shopping cart $439.00
Available to order: Usually ships within 8 days. Explain stock levels

#6 27-49110 GASKET, Circulating Water Pump Mount (2 required per assembly)
GASKET Circulating Wate 27-49110
27-49110

About Mercury Marine

OEM Part

27-49110 - Gasket [ More info ]

Add to shopping cart $2.80
7 in stock. Explain stock levels

Gasket (2/pkg)
18-0903

About Sierra Marine

OEM Match

18-0903 - Gasket, 27-49110 [ More info ]

Add to shopping cart $5.99 $1.76
Available to order: Usually ships within 8 days. Explain stock levels

#7 22-806242 CONNECTOR, Hose (1 required per assembly)
CONNECTOR 22-806242
22-806242

About Mercury Marine

OEM Part

22-806242 - Connector [ More info ]

Add to shopping cart $39.00
Available to order: Usually ships within 8 days. Explain stock levels

#8 10-842787 SCREW, (.375-16 x 2.00) Stainless Steel (3 required per assembly)
SCREW (.375-16 x 2.00) 10-842787
10-842787

About Mercury Marine

OEM Part

10-842787 - Screw [ More info ]

Add to shopping cart $5.68
Available to order: Usually ships within 8 days. Explain stock levels

#10 22-845174 PLUG, (.500-14 x .610) Brass (1 required per assembly)
PLUG (.500-14 x .610) B 22-845174
 

About Mercury Marine

OEM Part

22-845174 - Plug [ More info ]

Add to shopping cart $6.00
Available to order: Usually ships within 8 days. Explain stock levels

#11 27-843134 GASKET, Intake Manifold Mount (2 required per assembly)
27-843134 - GASKET Intake Man O - Replaced by 27-843073
 

This part has been superseded.

27-843134 - 27-843134 - GASKET Intake Man O [ More info ]
Unavailable
Replaced by 27-843073
GASKET Intake Manifold 27-843073
27-843073

About Mercury Marine

OEM Part

27-843073 - Gasket - Priced Individually [ More info ]

Add to shopping cart $67.57
Available to order: Usually ships within 8 days. Explain stock levels

#12 816073 SHIELD, Oil Intake, Heat (1 required per assembly)
816073 - SHIELD Oil Intake O - Replaced by -845756
 

This part has been superseded.

816073 - 816073 - SHIELD Oil Intake O [ More info ]
Unavailable
Replaced by -845756
845756T 845756
 

About Mercury Marine

OEM Part

845756 - Shield [ More info ]

Add to shopping cart $52.24
4 in stock. Explain stock levels

SHEILD Oil Intake 845756T
 

About Mercury Marine

OEM Part

845756T - Shield [ More info ]

Add to shopping cart $90.42
Available to order: Usually ships within 8 days. Explain stock levels

#13 54-78945 J CLAMP, Harness Support (1 required per assembly)
J CLAMP 54-78945
 

About Mercury Marine

OEM Part

54-78945 - J Clamp [ More info ]

Add to shopping cart $3.70
Available to order: Usually ships within 8 days. Explain stock levels

#14 807211 VALVE, Relief, Oil By Pass - 30 PSI (1 required per assembly)
VALVE Relief 807211
807211

About Mercury Marine

OEM Part

807211 - Relief Valve [ More info ]

Add to shopping cart $18.67
Available to order: Usually ships within 8 days. Explain stock levels

#15 845610T COVER ASSEMBLY, Cylinder Front (1 required per assembly)
COVER ASSEMBLY Cylinder 845610T
845610T

About Mercury Marine

OEM Part

845610T - Timing Cover Assembly [ More info ]

Add to shopping cart $298.92
Available to order: Usually ships within 8 days. Explain stock levels

#16 27-850456 GASKET, Front Cover Mount (1 required per assembly)
GASKET Front Cover Moun 27-850456
27-850456

About Mercury Marine

OEM Part

27-850456 - Gasket [ More info ]

Add to shopping cart $18.34
3 in stock. Explain stock levels

#17 26-821947 1 SEAL, Oil (1 required per assembly)
SEAL 26-821947  1
26-821947  1

About Mercury Marine

OEM Part

26-821947 1 - Seal [ More info ]

Add to shopping cart $33.10 $22.35
4 in stock. Explain stock levels

#18 10-F2030 SCREW, (.250-20 x 1.250) Stainless Steel (6 required per assembly)
SCREW (.250-20 x 1.250) 10-F2030
10-F2030

About Mercury Marine

OEM Part

10-F2030 - Screw -ss [ More info ]

Add to shopping cart $2.40
6 in stock. Explain stock levels

#19 845625T03 DAMPER (1 required per assembly)
DAMPER 845625T03
 

About Mercury Marine

OEM Part

845625T03 - Damper [ More info ]

Add to shopping cart $417.66
Available to order: Usually ships within 8 days. Explain stock levels

#20 17-58997 PIN, Roll (.164 x .750) (1 required per assembly)
PIN Roll (.164 x .750) 17-58997
 

About Mercury Marine

OEM Part

17-58997 - Pin -roll [ More info ]

Add to shopping cart $3.70
8 in stock. Explain stock levels

#21 841225001 WHEEL, Sensor Target (1 required per assembly)
841225001 - WHEEL             O - Replaced by -8M0050961
 

This part has been superseded.

841225001 - 841225001 - WHEEL O [ More info ]
Unavailable
Replaced by -8M0050961
TARGET-SENSOR 8M0050961
 

About Mercury Marine

OEM Part

8M0050961 - TARGET-Sensor [ More info ]

Add to shopping cart $527.03
Available to order: Usually ships within 8 days. Explain stock levels

#22 843119T PULLEY, Blue (1 required per assembly)
PULLEY Blue 843119T
 

About Mercury Marine

OEM Part

843119T - Pulley (Blue) [ More info ]

Add to shopping cart $189.80
Available to order: Usually ships within 8 days. Explain stock levels

#23 12-856774 WASHER, (.406 x .750 x .105) Stainless Steel (3 required per assembly)
WASHER (.406 x .750 x . 12-856774
 

About Mercury Marine

OEM Part

12-856774 - Washer [ More info ]

Add to shopping cart $1.60
10+ in stock. Explain stock levels

#24 10-843147 1 SCREW, (.375-16 x 1.750) (3 required per assembly)
SCREW (.375-16 x 1.750) 10-843147  1
10-843147  1

About Mercury Marine

OEM Part

10-843147 1 - Screw [ More info ]

Add to shopping cart $7.12
Available to order: Usually ships within 8 days. Explain stock levels

#25 10-811559 SCREW, (.500-20 x 2.500) (1 required per assembly)
10-811559 - SCREW (.500-20 x  O - Replaced by 10-845627
 

This part has been superseded.

10-811559 - 10-811559 - SCREW (.500-20 x O [ More info ]
Unavailable
Replaced by 10-845627
SCREW (.500-20 x 2.500) 10-845627
10-845627

About Mercury Marine

OEM Part

10-845627 - Screw [ More info ]

Add to shopping cart $34.25
Available to order: Usually ships within 8 days. Explain stock levels

#26 12-841390 1 WASHER, (.520 x 2.063 x .280) (1 required per assembly)
WASHER (.520 x 2.063 x 12-841390  1
 

About Mercury Marine

OEM Part

12-841390 1 - Washer [ More info ]

Add to shopping cart $4.55
Available to order: Usually ships within 8 days. Explain stock levels

#27 10-40105 16 SCREW, (M5 x 16) Stainless Steel (2 required per assembly)
SCREW (M5 x 16) Stainle 10-40105 16
10-40105 16

About Mercury Marine

OEM Part

10-40105 16 - Screw [ More info ]

Add to shopping cart $1.40
Available to order: Usually ships within 8 days. Explain stock levels

#28 828358 2 SENSOR, Crankshaft (1 required per assembly)
828358  2 - SENSOR            O - Replaced by -8M0030022
 

This part has been superseded.

828358 2 - 828358 2 - SENSOR O [ More info ]
Unavailable
Replaced by -8M0030022
8M0030022 - SENSOR            O - Replaced by -8M0082988
 

This part has been superseded.

8M0030022 - 8M0030022 - SENSOR O [ More info ]
Unavailable
Replaced by -8M0082988
SENSOR Crankshaft Posit 8M0082988
8M0082988

About Mercury Marine

OEM Part

8M0082988 - Sensor Assembly [ More info ]

Add to shopping cart $80.83
In stock Explain stock levels

#29 841224 1 BRACKET, Sensor Mount (1 required per assembly)
BRACKET 841224  1
 

About Mercury Marine

OEM Part

841224 1 - Bracket [ More info ]

Add to shopping cart $101.09
Available to order: Usually ships within 8 days. Explain stock levels

#30 16-59579 STUD, (.437-14/.437-20 x 2.812) (1 required per assembly)
STUD (.437-14/.437-20 x 16-59579
16-59579

About Mercury Marine

OEM Part

16-59579 - Stud [ More info ]

Add to shopping cart $6.10
5 in stock. Explain stock levels

#31 12-45176 WASHER, (.453 x .812 x .105) Stainless Steel (1 required per assembly)
WASHER (.453 x .812 x . 12-45176
12-45176

About Mercury Marine

OEM Part

12-45176 - Washer - Priced Individually [ More info ]

Add to shopping cart $1.10
10+ in stock. Explain stock levels

Washer
18-4858-9

About Sierra Marine

OEM Match

18-4858-9 - Washer, 12-45176, 10PK [ More info ]

Add to shopping cart $27.22 $17.96
8 in stock. Explain stock levels

#32 11-859135 NUT, (.437-20) Brass/Nickel Plated (1 required per assembly)
NUT (.437-20) Brass/Nic 11-859135
11-859135

About Mercury Marine

OEM Part

11-859135 - Nut - Priced Individually [ More info ]

Add to shopping cart $4.30
10+ in stock. Explain stock levels

#- 27-843073A03 GASKET/SEAL SET, Engine Overhaul (1 required per assembly) - NOTE: See Gasket/Seal Set - Engine Overhaul Section For Complete Parts Listing
27-843073A03 - GASKET/SEAL SET E O - Replaced by 27-843073A06
 

This part has been superseded.

27-843073A03 - 27-843073A03 - GASKET/SEAL SET E O [ More info ]
Unavailable
Replaced by 27-843073A06
GASKET/SEAL SET Engine 27-843073A06
27-843073A06

About Mercury Marine

OEM Part

27-843073A06 - Gasket/Seal Set [ More info ]

Add to shopping cart $951.21
Available to order: Usually ships within 8 days. Explain stock levels

#- 841178A 1 PARTIAL ENGINE ASSEMBLY (1 required per assembly)
PARTIAL ENGINE ASSEMBLY 841178A 1
 

About Mercury Marine

OEM Part

841178A 1 - Partial - 525 Efi [ More info ]

Add to shopping cart $17,186.38
Available to order: Usually ships within 8 days. Explain stock levels