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Parts for MerCruiser Race Engine and Drive 525 EFI Senders & Sensors

#1 854445 SENSOR, MAP, Manifold Absolute Pressure (1 required per assembly) - NOTE: Also See Intake Plenum And Components Section
SENSOR Map VOLVO PART# 854445
854445

About Mercury Marine

OEM Part

854445 - Map Sensor [ More info ]

Add to shopping cart $93.50
4 in stock. Explain stock levels

Map Sensor
18-7668

About Sierra Marine

OEM Match

18-7668 - Sensor, 854445 [ More info ]

Add to shopping cart $74.32
1 in stock. Explain stock levels

#2 805218T SENSOR, Coolant Temperature (1 required per assembly) - NOTE: Also See Cylinder Block And Camshaft Section
SENSOR ASSY-TEMP 805218T
805218T

About Mercury Marine

OEM Part

805218T - Temperature Sensor [ More info ]

Add to shopping cart $49.91
In stock Explain stock levels

Coolant Temp Sensor
18-7600

About Sierra Marine

OEM Match

18-7600 - Sensor 805218T [ More info ]

Add to shopping cart $29.99 $24.52
8 in stock. Explain stock levels

#3 805223T SENSOR, Intake Air Temperature (1 required per assembly) - NOTE: Also See Intake Plenum And Components Section
SENSOR ASSY (IAT) 805223T
805223T

About Mercury Marine

OEM Part

805223T - Sensor Assembly (iat) [ More info ]

Add to shopping cart $103.33
In stock Explain stock levels

Air Charge Temp Sender
18-7702

About Sierra Marine

OEM Match

18-7702 - Sender, 805223T, 3854527 [ More info ]

Add to shopping cart $44.99 $37.13
5 in stock. Explain stock levels

#4 881879011 SENSOR, Pressure (0 - 100 PSI), Oil Pressure (1 required per assembly) - NOTE: Also See Cylinder Block And Camshaft Section
881879T11 881879011
881879011

About Mercury Marine

OEM Part

881879011 - Pressure Sensor [ More info ]

Add to shopping cart $111.42
1 in stock. Explain stock levels

SENSOR Pressure (0 - 10 881879T11
881879T11

About Mercury Marine

OEM Part

881879T11 - Pressure Sensor [ More info ]

Add to shopping cart $140.75
In stock Explain stock levels

#5 22-64013 FITTING, (.375 Male To .125 Female) (1 required per assembly) - NOTE: Used With Oil Pressure Sensor - Also See Cylinder Block And Camshaft Section
FITTING (.375 Male To . 22-64013
 

About Mercury Marine

OEM Part

22-64013 - Reducer [ More info ]

Add to shopping cart $8.20
6 in stock. Explain stock levels

#6 878187 SENSOR ASSEMBLY, Knock (2 required per assembly) - NOTE: Also See Cylinder Block And Camshaft Section
SENSOR-KNOCK      O - Replaced by -8M6003194
878187

This part has been superseded.

878187 - SENSOR-KNOCK O [ More info ]
In stock Explain stock levels
Replaced by -8M6003194
SENSOR-KNOCK      O
 

About Mercury Marine

OEM Part

SENSOR-KNOCK O [ More info ]
Unavailable
KNOCK SENSOR
18-7554

About Sierra Marine

OEM Match

18-7554 - Knock Sensor 878187 [ More info ]

Add to shopping cart $88.16 $73.61
3 in stock. Explain stock levels

#7 11-826292 NUT, (M10) Brass/Nickel Plated, Knock Sensor Mounting (2 required per assembly)
NUT (M10) Brass/Nickel 11-826292
 

About Mercury Marine

OEM Part

11-826292 - Nut [ More info ]

Add to shopping cart $3.00
Available to order: Usually ships within 8 days. Explain stock levels

#8 16-862915 STUD, (.250-18/M10 Special), Knock Sensor Mounting (2 required per assembly)
STUD (.250-18/M10 Speci 16-862915
 

About Mercury Marine

OEM Part

16-862915 - Stud [ More info ]

Add to shopping cart $20.25
Available to order: Usually ships within 8 days. Explain stock levels

#9 828358 2 SENSOR, Crankshaft Position (1 required per assembly) - NOTE: Also See Circulating Water Pump And Front Cover Section
8M0030022 828358  2
 

About Mercury Marine

OEM Part

828358 2 - Sensor Assembly [ More info ]

Add to shopping cart $72.53
3 in stock. Explain stock levels

SENSOR ASSY       O - Replaced by -8M0082988
 

This part has been superseded.

8M0030022 - SENSOR ASSY 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

#10 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

#11 885342001 SENSOR ASSEMBLY, Water Temperature (1 required per assembly) - NOTE: Also See Closed Cooling System Section
SENSOR ASSY-TEMP  O - Replaced by -885342002
885342001

This part has been superseded.

885342001 - SENSOR ASSY-TEMP O [ More info ]
Unavailable
Replaced by -885342002
SENSOR ASSEMBLY 885342002
885342002

About Mercury Marine

OEM Part

885342002 - Sensor Assembly [ More info ]

Add to shopping cart $32.66
Available to order: Usually ships within 8 days. Explain stock levels

#12 25-888814 O-RING, (.351 x .072) (1 required per assembly)
O-RING            O - Replaced by 25-896699
 

This part has been superseded.

25-888814 - O-RING O [ More info ]
Unavailable
Replaced by 25-896699
O-RING (1.78 mm x .08 m 25-896699
 

About Mercury Marine

OEM Part

25-896699 - O-Ring [ More info ]

Add to shopping cart $8.00
Available to order: Usually ships within 8 days. Explain stock levels

#13 816492A 6 ALARM KIT, Audio Warning (1 required per assembly) - NOTE: Remote Mounted Near Helm
ALARM KIT 816492A 6
816492A 6

About Mercury Marine

OEM Part

816492A 6 - Alarm Kit [ More info ]

Add to shopping cart $85.42
10+ in stock. Explain stock levels

#14 849903 SENSOR, Throttle Position (1 required per assembly) - NOTE: Also See Intake Plenum And Components Section
SENSOR Throttle Positio 849903
849903

About Mercury Marine

OEM Part

849903 - Throttle Position Sensor [ More info ]

Add to shopping cart $175.24
Available to order: Usually ships within 8 days. Explain stock levels

#15 10-805400 SCREW, (#8-32 x .500) Stainless Steel (2 required per assembly)
SCREW (#8-32 x .500) St 10-805400
10-805400

About Mercury Marine

OEM Part

10-805400 - Screw [ More info ]

Add to shopping cart $1.20
Available to order: Usually ships within 8 days. Explain stock levels

#16 840982A 1 SENSOR ASSEMBLY, Oil Drive/Camshaft (1 required per assembly) - NOTE: Also See Intake Manifold And Components Section
SENSOR ASSY       O - Replaced by -840982T01
 

This part has been superseded.

840982A 1 - SENSOR ASSY O [ More info ]
Unavailable
Replaced by -840982T01
ORD 8M0085070     O NLA
 

About Mercury Marine

OEM Part

ORD 8M0085070 O NLA [ More info ]
Unavailable
SENSOR-CAM 8M0085070
 

About Mercury Marine

OEM Part

8M0085070 - Cam Sensor [ More info ]

Add to shopping cart $953.64
Available to order: Usually ships within 8 days. Explain stock levels

#17 27-34486 3 GASKET (1 required per assembly)
GASKET 27-34486  3
27-34486  3

About Mercury Marine

OEM Part

27-34486 3 - Gasket [ More info ]

Add to shopping cart $1.80
Available to order: Usually ships within 8 days. Explain stock levels

Gasket
18-0874

About Sierra Marine

OEM Match

18-0874-9 - Gasket 27-344863 2-Pack [ More info ]

Add to shopping cart $2.98 $2.23
7 in stock. Explain stock levels