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Parts for MerCruiser Race Engine and Drive 525 EFI Intake Plenum & Components

#1 854445 SENSOR, MAP, Manifold Absolute Pressure (1 required per assembly)
SENSOR (MAP) VOLVO PART# 854445
854445

About Mercury Marine

OEM Part

854445 - Map Sensor [ More info ]

Add to shopping cart $98.92
10+ in stock. Explain stock levels

Map Sensor
18-7668

About Sierra Marine

OEM Match

18-7668 - Sensor, 854445 [ More info ]

Add to shopping cart $76.62 $66.67
Available to order: Usually ships within 8 days. Explain stock levels

#2 10-847401 SCREW, (#10-24 x .380) (1 required per assembly)
SCREW (#10-24 x .380) 10-847401
10-847401

About Mercury Marine

OEM Part

10-847401 - Screw [ More info ]

Add to shopping cart $1.10
Available to order: Usually ships within 8 days. Explain stock levels

#3 12-30164 WASHER, (.192 x .375 x .0312) Stainless Steel (1 required per assembly)
WASHER Note: must be ordered in multiples of 3 12-30164
 

About Mercury Marine

OEM Part

12-30164 - Washer - Priced Individually [ More info ]

Add to shopping cart $1.70
10+ in stock. Explain stock levels

#4 840981 BRACKET, MAP Sensor Mount (1 required per assembly)
840981 - BRACKET MAP Senso O - Replaced by -8M0061478
 

This part has been superseded.

840981 - 840981 - BRACKET MAP Senso O [ More info ]
Unavailable
Replaced by -8M0061478
BRACKET 8M0061478
 

About Mercury Marine

OEM Part

8M0061478 - Bracket [ More info ]

Add to shopping cart $3.10
Available to order: Usually ships within 8 days. Explain stock levels

#5 10-71319 SCREW, (.250-20 x 3.750) (12 required per assembly)
SCREW (.250-20 x 3.750) 10-71319
10-71319

About Mercury Marine

OEM Part

10-71319 - Screw [ More info ]

Add to shopping cart $4.59
Available to order: Usually ships within 8 days. Explain stock levels

#6 12-846673 WASHER, (.265 x .500 x .060) Stainless Steel (12 required per assembly)
WASHER (.265 x .500 x . 12-846673
 

About Mercury Marine

OEM Part

12-846673 - Washer [ More info ]

Add to shopping cart $0.80
Available to order: Usually ships within 8 days. Explain stock levels

#7 38-840944 NAMEPLATE, Top Of Plenum (1 required per assembly)
NAMEPLATE-525 EFI 38-840944
 

About Mercury Marine

OEM Part

38-840944 - Name Plate -525 Efi [ More info ]

Add to shopping cart $283.67
Available to order: Usually ships within 8 days. Explain stock levels

#8 840922T03 PLENUM ASSEMBLY, Blue (1 required per assembly)
PLENUM ASY (BLUE) 840922T03
 

About Mercury Marine

OEM Part

840922T03 - Plenum Assembly (Blue) [ More info ]

Add to shopping cart $957.58
Available to order: Usually ships within 8 days. Explain stock levels

#9 27-863112 GASKET, Idle Air Valve To Plenum (1 required per assembly)
278M0119616 27-863112
27-863112

About Mercury Marine

OEM Part

27-863112 - Gasket [ More info ]

Add to shopping cart $1.80
5 in stock. Explain stock levels

GASKET Note: must be ordered in multiples of 5 27-8M0119616
 

About Mercury Marine

OEM Part

27-8M0119616 - Air Valve Gasket [ More info ]

Add to shopping cart $2.20
Available to order: Usually ships within 8 days. Explain stock levels

#10 22-19688 1 FITTING, (90 Degree) (1 required per assembly)
FITTING (90 Degree) 22-19688  1
 

About Mercury Marine

OEM Part

22-19688 1 - Fitting [ More info ]

Add to shopping cart $23.67
Available to order: Usually ships within 8 days. Explain stock levels

#11 22-73817 CONNECTOR, (90 Degree) (1 required per assembly)
CONNECTOR (90 Degree) 22-73817
 

About Mercury Marine

OEM Part

22-73817 - Connector [ More info ]

Add to shopping cart $11.60
1 in stock. Explain stock levels

#12 22-32802 2 PLUG, Pipe (.125-27) Brass (1 required per assembly)
PLUG-(BRASS)Note: must be ordered in multiples of 2 22-32802  2
22-32802  2

About Mercury Marine

OEM Part

22-32802 2 - Plug - (brass) - Priced Individually [ More info ]

Add to shopping cart $5.80
5 in stock. Explain stock levels

Pipe Plug  1/8-27 Npt Pipe
18-4263

About Sierra Marine

OEM Match

18-4263 - Pipe Plug, 1/8-27 NPT Pi [ More info ]

Add to shopping cart $4.49 $3.24
10+ in stock. Explain stock levels

#13 22-68727 1 FITTING, (.250-18) 90 Degree - Brass (1 required per assembly)
FITTING (.250-18) 90 De 22-68727  1
 

About Mercury Marine

OEM Part

22-68727 1 - Fitting [ More info ]

Add to shopping cart $24.50
Available to order: Usually ships within 8 days. Explain stock levels

#14 27-841156 GASKET, Throttle Body To Plenum (1 required per assembly)
GASKET 27-841156
 

About Mercury Marine

OEM Part

27-841156 - Gasket [ More info ]

Add to shopping cart $5.63
Available to order: Usually ships within 8 days. Explain stock levels

#15 892313T02 VALVE ASSEMBLY, Idle Air - Blue (1 required per assembly)
VALVE ASSY 892313T02
892313T02

About Mercury Marine

OEM Part

892313T02 - Valve Assembly [ More info ]

Add to shopping cart $178.76
Available to order: Usually ships within 8 days. Explain stock levels

#16 10-64074 SCREW, (.250-28 x .620) (2 required per assembly)
SCREW (.250-28 x .620) 10-64074
10-64074

About Mercury Marine

OEM Part

10-64074 - Screw [ More info ]

Add to shopping cart $8.40
10+ in stock. Explain stock levels

#17 54-841213 CLAMP, Worm Gear (1 required per assembly)
CLAMP Worm Gear 54-841213
 

About Mercury Marine

OEM Part

54-841213 - Clamp [ More info ]

Add to shopping cart $2.08
Available to order: Usually ships within 8 days. Explain stock levels

#18 841168T ARRESTOR, Idle Air (1 required per assembly)
ARRESTOR-FLAME 841168T
 

About Mercury Marine

OEM Part

841168T - Flame Arrestor [ More info ]

Add to shopping cart $152.94
Available to order: Usually ships within 8 days. Explain stock levels

#19 37-841211 DECAL, Idle Air Arrestor (1 required per assembly)
DECAL 37-841211
 

About Mercury Marine

OEM Part

37-841211 - Decal [ More info ]

Add to shopping cart $12.17
Available to order: Usually ships within 8 days. Explain stock levels

#20 32-844172019 HOSE, (7.00 Inches) (1 required per assembly)
32-844172019 - HOSE (7.00 Inches O - Replaced by 32-8M0042521
32-844172019

This part has been superseded.

32-844172019 - 32-844172019 - HOSE (7.00 Inches O [ More info ]
Unavailable
Replaced by 32-8M0042521
HOSE 32-8M0042521
 

About Mercury Marine

OEM Part

32-8M0042521 - Hose [ More info ]

Add to shopping cart $9.30
Available to order: Usually ships within 8 days. Explain stock levels

#21 54-848764 CLAMP, (21 mm) (1 required per assembly)
CLAMP (21 mm) 54-848764
 

About Mercury Marine

OEM Part

54-848764 - Clamp [ More info ]

Add to shopping cart $2.90
Available to order: Usually ships within 8 days. Explain stock levels

#22 848578 VALVE ASSEMBLY, Crankcase Vent (1 required per assembly)
8M0099429 848578
848578

About Mercury Marine

OEM Part

848578 - Vent Valve Assembly [ More info ]

Add to shopping cart $18.08
2 in stock. Explain stock levels

8M0099429 - VALVE ASSY-VENT   O
 

About Mercury Marine

OEM Part

8M0099429 - VALVE ASSY-VENT O [ More info ]
Unavailable
#23 25-811553 GROMMET, Intake Manifold (1 required per assembly)
GROMMET 25-811553
 

About Mercury Marine

OEM Part

25-811553 - Grommet [ More info ]

Add to shopping cart $27.58
Available to order: Usually ships within 8 days. Explain stock levels

#24 843447 PLATE, Throttle Cable Anchor (1 required per assembly)
PLATE 843447
843447

About Mercury Marine

OEM Part

843447 - Plate [ More info ]

Add to shopping cart $26.53
Available to order: Usually ships within 8 days. Explain stock levels

#25 12-814806 WASHER, (.344 x .688 x .065) Stainless Steel (3 required per assembly)
WASHER (.344 x .688 x . 12-814806
 

About Mercury Marine

OEM Part

12-814806 - Washer [ More info ]

Add to shopping cart $1.40
9 in stock. Explain stock levels

#26 10-90285 SCREW, (.312-18 x .625) (2 required per assembly)
SCREW (.312-18 x .625) 10-90285
10-90285

About Mercury Marine

OEM Part

10-90285 - Screw [ More info ]

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

#27 16-843445 STUD, (.250-28/.312-18 x 2.070) (1 required per assembly)
STUD (.250-28/.312-18 x 16-843445
 

About Mercury Marine

OEM Part

16-843445 - Stud [ More info ]

Add to shopping cart $39.09
Available to order: Usually ships within 8 days. Explain stock levels

#28 12-21631 WASHER, (.255 x .625 x .0312) (2 required per assembly)
1269056 12-21631
 

About Mercury Marine

OEM Part

12-21631 - Washer - Priced Individually [ More info ]

Add to shopping cart $1.80
10+ in stock. Explain stock levels

WASHER (.255 x .620 x . 12-69056
 

About Mercury Marine

OEM Part

12-69056 - Washer [ More info ]

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

#29 23-31866 SPACER, (.256 x .313 x .625) (1 required per assembly)
SPACER Note: must be ordered in multiples of 3 23-31866
 

About Mercury Marine

OEM Part

23-31866 - Spacer - Priced Individually [ More info ]

Add to shopping cart $4.40
10+ in stock. Explain stock levels

#30 11-826709109 NUT, (.250-28) Stainless Steel (1 required per assembly)
NUT Note: must be ordered in multiples of 5 11-826709109
11-826709109

About Mercury Marine

OEM Part

11-826709109 - Nut - Priced Individually [ More info ]

Add to shopping cart $2.60
10+ in stock. Explain stock levels

#31 840920T04 THROTTLE BODY ASSEMBLY, Blue, Also Includes Gasket 27-841156 (1 required per assembly)
THROTTLE BODY ASY 840920T04
840920T04

About Mercury Marine

OEM Part

840920T04 - Throttle Body Assembly [ More info ]

Add to shopping cart $1,542.20
Available to order: Usually ships within 8 days. Explain stock levels

#32 11-68219 NUT, (#10-32) Stainless Steel (1 required per assembly)
NUT Note: must be ordered in multiples of 5 11-68219
 

About Mercury Marine

OEM Part

11-68219 - Nut - Priced Individually [ More info ]

Add to shopping cart $2.20
10+ in stock. Explain stock levels

#33 10-843444 SET SCREW, (#10-32) (1 required per assembly)
SCREW-SET 10-843444
10-843444

About Mercury Marine

OEM Part

10-843444 - Screw -set [ More info ]

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

#34 53-92170 RING, Snap (2 required per assembly)
RING-SNAP 53-92170
 

About Mercury Marine

OEM Part

53-92170 - Ring -snap [ More info ]

Add to shopping cart $3.00
3 in stock. Explain stock levels

#35 843423 SHAFT, Throttle (1 required per assembly)
SHAFT-THROTTLE 843423
843423

About Mercury Marine

OEM Part

843423 - Throttle Shaft [ More info ]

Add to shopping cart $266.08
Available to order: Usually ships within 8 days. Explain stock levels

#36 841219 BLADE, Throttle (1 required per assembly)
BLADE-THROTTLE 841219
841219

About Mercury Marine

OEM Part

841219 - Blade - Throttle [ More info ]

Add to shopping cart $45.58
Available to order: Usually ships within 8 days. Explain stock levels

#37 10-840118 SCREW, (#8-32 x .380) (3 required per assembly)
SCREW (#8-32 x .380) 10-840118
10-840118

About Mercury Marine

OEM Part

10-840118 - Screw [ More info ]

Add to shopping cart $2.80
Available to order: Usually ships within 8 days. Explain stock levels

#38 16-843427 STUD, (.312-24 x 6.375) (2 required per assembly)
16-843427 - STUD (.312-24 x 6 O - Replaced by 16-8M0034442
 

This part has been superseded.

16-843427 - 16-843427 - STUD (.312-24 x 6 O [ More info ]
Unavailable
Replaced by 16-8M0034442
STUD 16-8M0034442
 

About Mercury Marine

OEM Part

16-8M0034442 - Stud [ More info ]

Add to shopping cart $9.27
Available to order: Usually ships within 8 days. Explain stock levels

#39 23-849992 SPACER, Throttle Body (1 required per assembly)
SPACER 23-849992
 

About Mercury Marine

OEM Part

23-849992 - Spacer [ More info ]

Add to shopping cart $6.57
Available to order: Usually ships within 8 days. Explain stock levels

#40 24-844226 SPRING, Throttle Return (1 required per assembly)
SPRING 24-844226
 

About Mercury Marine

OEM Part

24-844226 - Spring [ More info ]

Add to shopping cart $13.20
Available to order: Usually ships within 8 days. Explain stock levels

#41 843438 1 ARM, Cam Follower (1 required per assembly)
ARM 843438  1
 

About Mercury Marine

OEM Part

843438 1 - Arm [ More info ]

Add to shopping cart $42.55
Available to order: Usually ships within 8 days. Explain stock levels

#42 12-856774 WASHER, (.406 x .750 x .105) Stainless Steel (1 required per assembly)
WASHER Note: must be ordered in multiples of 5 12-856774
 

About Mercury Marine

OEM Part

12-856774 - Washer [ More info ]

Add to shopping cart $1.70
10+ in stock. Explain stock levels

#43 11-826709113 NUT, (.375-24) Stainless Steel (1 required per assembly)
NUT-SS Note: must be ordered in multiples of 3 11-826709113
11-826709113

About Mercury Marine

OEM Part

11-826709113 - Nut -ss - Priced Individually [ More info ]

Add to shopping cart $5.70
10+ in stock. Explain stock levels

#44 843439 BRACKET, Pivot Mount (1 required per assembly)
BRACKET 843439
843439

About Mercury Marine

OEM Part

843439 - Bracket [ More info ]

Add to shopping cart $39.04
Available to order: Usually ships within 8 days. Explain stock levels

#45 10-843443 SCREW, (#10-32 x .630) (3 required per assembly)
SCREW (#10-32 x .630) 10-843443
10-843443

About Mercury Marine

OEM Part

10-843443 - Screw [ More info ]

Add to shopping cart $0.72
Available to order: Usually ships within 8 days. Explain stock levels

#46 23-26954 BUSHING (2 required per assembly)
BUSHING 23-26954
 

About Mercury Marine

OEM Part

23-26954 - Bushing [ More info ]

Add to shopping cart $4.50
7 in stock. Explain stock levels

#47 843452 CAM, Throttle - Blue, Throttle (1 required per assembly)
843452 - CAM Throttle - Bl O NLA
843452

About Mercury Marine

OEM Part

843452 - CAM Throttle - Bl O NLA [ More info ]
Unavailable
CAM-THROTTLE-BLK 8M0027533
 

About Mercury Marine

OEM Part

8M0027533 - Throttle Cam- Black [ More info ]

Add to shopping cart $224.10
Available to order: Usually ships within 8 days. Explain stock levels

#48 10-843442 SHOULDER SCREW, .312-18 x 1.750) (1 required per assembly)
SCREW 10-843442
10-843442

About Mercury Marine

OEM Part

10-843442 - Screw [ More info ]

Add to shopping cart $12.33
Available to order: Usually ships within 8 days. Explain stock levels

#49 67748 ROLLER (1 required per assembly)
ROLLER 67748
67748

About Mercury Marine

OEM Part

67748 - Roller [ More info ]

Add to shopping cart $5.20
10+ in stock. Explain stock levels

#50 16-843446 STUD, (.250-20/.250-28), Throttle Cable (1 required per assembly)
STUD (.250-20/.250-28) 16-843446
 

About Mercury Marine

OEM Part

16-843446 - Stud [ More info ]

Add to shopping cart $39.55
Available to order: Usually ships within 8 days. Explain stock levels

#52 842459 END, Cable (1 required per assembly)
END-CABLE 842459
842459

About Mercury Marine

OEM Part

842459 - End- Cable [ More info ]

Add to shopping cart $29.13
Available to order: Usually ships within 8 days. Explain stock levels

#54 10-844997 SCREW, (M8 x 60) (4 required per assembly)
SCREW (M8 x 60) 10-844997
10-844997

About Mercury Marine

OEM Part

10-844997 - Screw [ More info ]

Add to shopping cart $3.14
Available to order: Usually ships within 8 days. Explain stock levels

#55 805223T SENSOR, Intake Air Temperature (1 required per assembly)
SENSOR ASSY (IAT) 805223T
805223T

About Mercury Marine

OEM Part

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

Add to shopping cart $109.33 $106.18
2 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 $46.38 $38.27
6 in stock. Explain stock levels

#56 840921T02 ARRESTOR ASSEMBLY, Flame - Blue Cover (1 required per assembly)
ARRESTOR ASY-BLUE 840921T02
840921T02

About Mercury Marine

OEM Part

840921T02 - Arrestor Assembly -Blue [ More info ]

Add to shopping cart $692.42
Available to order: Usually ships within 8 days. Explain stock levels

#57 11-826709111 NUT, (.312-24) Stainless Steel (2 required per assembly)
NUT Note: must be ordered in multiples of 5 11-826709111
11-826709111

About Mercury Marine

OEM Part

11-826709111 - Nut - Priced Individually [ More info ]

Add to shopping cart $3.30
Available to order: Usually ships within 8 days. Explain stock levels

S.S. Steel Locknut
18-3723

About Sierra Marine

OEM Match

18-3723-9 - Lock Nut, 11-45592, 5PK [ More info ]

Add to shopping cart $17.45 $11.42
6 in stock. Explain stock levels

#58 12-70132 WASHER, (.323 x .563 x .063) Stainless Steel (2 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 Note: must be ordered in multiples of 5 12-8M0042642
12-8M0042642

About Mercury Marine

OEM Part

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

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

#59 843121 BRACKET, Vent Tube (1 required per assembly)
BRACKET 843121
843121

About Mercury Marine

OEM Part

843121 - Bracket [ More info ]

Add to shopping cart $17.03
Available to order: Usually ships within 8 days. Explain stock levels

#61 10-85486 SCREW, (.250-20 x .380) Stainless Steel (1 required per assembly)
SCREW (.250-20 x .380) 10-85486
10-85486

About Mercury Marine

OEM Part

10-85486 - Screw [ More info ]

Add to shopping cart $1.40
3 in stock. Explain stock levels

#62 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 $1.30
Available to order: Usually ships within 8 days. Explain stock levels

#63 849903 SENSOR, Throttle Position (1 required per assembly)
SENSOR-TPS 849903
849903

About Mercury Marine

OEM Part

849903 - Throttle Position Sensor [ More info ]

Add to shopping cart $179.62
Available to order: Usually ships within 8 days. Explain stock levels

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

About Mercury Marine

OEM Part

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

Add to shopping cart $974.99
Available to order: Usually ships within 8 days. Explain stock levels

#- 841178A05 PARTIAL ENGINE ASSEMBLY (1 required per assembly)
PARTIAL-525 EFI 841178A05
 

About Mercury Marine

OEM Part

841178A05 - Partial - 525 Efi [ More info ]

Add to shopping cart $17,616.04
Available to order: Usually ships within 8 days. Explain stock levels