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Parts for MerCruiser Race Engine and Drive 525 EFI Fuel Rails & Injectors

Engine Diagram

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#1 840928T02 FUEL RAIL ASSEMBLY, Blue, Port (1 required per assembly)
FUEL RAIL ASSEMBL 840928T02  
840928T02OEM Part 840928T02 - Fuel Rail Assembly (more info) About Mercury Marine $527.77 $527.77 Add to shopping cart
Available to order:
Usually ships
within 8 days
#2 840929T02 FUEL RAIL ASSEMBLY, Blue, Starboard (1 required per assembly)
FUEL RAIL ASSEMBL 840929T02  
840929T02OEM Part 840929T02 - Fuel Rail Assembly (more info) About Mercury Marine $527.77 $527.77 Add to shopping cart
Available to order:
Usually ships
within 8 days
#3 22-39072 1 PLUG, Pipe (.125-27) Brass (1 required per assembly)
PLUG Pipe (.125-2 22-39072  1 22-39072 1
22-39072 1OEM Part 22-39072 1 - Plug - Priced Individually (more info) About Mercury Marine $6.30 $6.30 Add to shopping cart
2 in stock. Explain stock levels
#4 54-858951 J CLIP (4 required per assembly)
J CLIP 54-858951  
54-858951OEM Part 54-858951 - J Clip (more info) About Mercury Marine $4.60 $4.60 Add to shopping cart
Available to order:
Usually ships
within 8 days
#5 12-846673 WASHER, (.265 x .500 x .060) Stainless Steel (4 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
#6 10-86885 SCREW, (.250-20 x 1.500) Stainless Steel (4 required per assembly)
SCREW (.250-20 x 10-86885 10-86885
10-86885OEM Part 10-86885 - Screw (more info) About Mercury Marine $2.10 $2.10 Add to shopping cart
Available to order:
Usually ships
within 8 days
#7 849923 RETAINER, Fuel Line (2 required per assembly)
RETAINER 849923 849923
849923OEM Part 849923 - Retainer (more info) About Mercury Marine $15.77 $15.77 Add to shopping cart
Available to order:
Usually ships
within 8 days
#8 12-30164 WASHER, (.192 x .375 x .0312) Stainless Steel (2 required per assembly)
WASHER (.192 x .3 12-30164  
12-30164OEM Part 12-30164 - Washer - Priced Individually (more info) About Mercury Marine $1.60 $1.60 Add to shopping cart
10+ in stock. Explain stock levels
#9 10-847401 SCREW, (#10-24 x .380) (2 required per assembly)
SCREW (#10-24 x . 10-847401 10-847401
10-847401OEM Part 10-847401 - Screw (more info) About Mercury Marine $1.10 $1.10 Add to shopping cart
Available to order:
Usually ships
within 8 days
#10 32-849971A02 LINE KIT, Fuel - Blue, Rail To Rail (1 required per assembly)
LINE KIT Fuel - B 32-849971A02 32-849971A02
32-849971A02OEM Part 32-849971A02 - Fuel Line Kit -Blue (more info) About Mercury Marine $176.11 $176.11 Add to shopping cart
Available to order:
Usually ships
within 8 days
#11 25-849922 O-RING, Special (4 required per assembly)
O-RING Special 25-849922 25-849922
25-849922OEM Part 25-849922 - O-Ring Note: - Priced Individually (more info) About Mercury Marine $6.59 $6.59 Add to shopping cart
Available to order:
Usually ships
within 8 days
#12 881879011 SENSOR, Pressure (0 - 100 PSI), Fuel Pressure (1 required per assembly)
SENSOR-PRESSURE   O - Replaced by -881879T11 881879011
881879011This part has been superseded. SENSOR-PRESSURE O - Replaced by -881879T11
(more info)
    UnavailableUnavailable Parts
SENSOR Pressure ( 881879T11 881879T11
881879T11OEM Part 881879T11 - Pressure Sensor (more info) About Mercury Marine $136.58 $136.58 Add to shopping cart
Available to order:
Usually ships
within 8 days
#13 805225A 1 INJECTOR ASSEMBLY, Fuel (8 required per assembly)
INJECTOR ASSEMBLY 805225A 1 805225A 1
805225A 1OEM Part 805225A 1 - Fuel Injector (more info) About Mercury Marine $221.58 $221.58 Add to shopping cart
1 in stock. Explain stock levels
#14 25-805511A 1 SEALING KIT, Fuel Injector (8 required per assembly)
SEALING KIT Fuel 25-805511A 1 25-805511A 1
25-805511A 1OEM Part 25-805511A 1 - Sealing Kit, See Note on Detail Page (more info) About Mercury Marine $18.90 $16.18 Add to shopping cart
2 in stock. Explain stock levels
#15 22-29085 FITTING, Elbow (45 Degree) (1 required per assembly)
228M0109010 22-29085  
22-29085OEM Part 22-29085 - Fitting (more info) About Mercury Marine $13.30 $13.30 Add to shopping cart
3 in stock. Explain stock levels
#16 22-840971A 1 VALVE ASSEMBLY, Shrader (1 required per assembly)
VALVE ASSEMBLY Sh 22-840971A 1  
22-840971A 1OEM Part 22-840971A 1 - Valve Assembly (more info) About Mercury Marine $11.21 $11.21 Add to shopping cart
Available to order:
Usually ships
within 8 days
#17 22-805515 CAP, Shrader Valve - Brass (1 required per assembly)
CAP Shrader Valve 22-805515  
22-805515OEM Part 22-805515 - Cap (more info) About Mercury Marine $10.90 $10.90 Add to shopping cart
Available to order:
Usually ships
within 8 days
#18 841062T01 DAMPER ASSEMBLY, Fuel Pressure - Black (1 required per assembly)
DAMPER ASSEMBLY F 841062T01  
841062T01OEM Part 841062T01 - Damper Assembly - Black (more info) About Mercury Marine $153.89 $153.89 Add to shopping cart
Available to order:
Usually ships
within 8 days
#19 22-843297 FITTING, (45 Degree) (1 required per assembly)
FITTING (45 Degre 22-843297  
22-843297OEM Part 22-843297 - Fitting (more info) About Mercury Marine $9.93 $9.93 Add to shopping cart
Available to order:
Usually ships
within 8 days
#20 32-841151T LINE, Fuel (1 required per assembly) - Design I - Filter To Rail SN# 0M900146 THRU 0M900741
LINE Fuel 32-841151T 32-841151T
32-841151TOEM Part 32-841151T - Fuel Line (more info) About Mercury Marine $135.57 $135.57 Add to shopping cart
Available to order:
Usually ships
within 8 days
#21 32-849931T LINE, Fuel (1 required per assembly) - Design II - Filter To Rail SN# 0M900742 THRU 0M953619
LINE Fuel 32-849931T 32-849931T
32-849931TOEM Part 32-849931T - Fuel Line (more info) About Mercury Marine $16.74 $16.74 Add to shopping cart
Available to order:
Usually ships
within 8 days
#22 35-807174T FILTER, Fuel (1 required per assembly)
FILTER Fuel 35-807174T 35-807174T
35-807174TOEM Part 35-807174T - Fuel Filter (more info) About Mercury Marine $47.10 $40.33 Add to shopping cart
Available to order:
Usually ships
within 8 days
#23 10-817505 SCREW, (.250-20 x .620) Stainless Steel (1 required per assembly)
SCREW (.250-20 x 10-817505 10-817505
10-817505OEM Part 10-817505 - Screw (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
Available to order:
Usually ships
within 8 days
#24 12-35280 WASHER, (.255 x .620 x .030) Stainless Steel (1 required per assembly) SN# 0M900742 THRU 0M953619
WASHER (.255 x .6 12-35280  
12-35280OEM Part 12-35280 - Washer (more info) About Mercury Marine $2.10 $2.10 Add to shopping cart
5 in stock. Explain stock levels
#25 54-18904 CLIP, Fuel Filter Support (1 required per assembly)
CLIP 54-18904  
54-18904OEM Part 54-18904 - Clip (more info) About Mercury Marine $18.92 $18.92 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-843073A03 GASKET/SEAL SET, Engine Overhaul (1 required per assembly) - NOTE: See Gasket/Seal Set - Engine Overhaul Section For Complete Parts Listing
GASKET/SEAL SET   O - Replaced by 27-843073A06  
27-843073A03This part has been superseded. GASKET/SEAL SET O - Replaced by 27-843073A06
(more info)
    UnavailableUnavailable Parts
GASKET/SEAL SET E 27-843073A06 27-843073A06
27-843073A06OEM Part 27-843073A06 - Gasket/Seal Set (more info) About Mercury Marine $928.01 $928.01 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 841178A 1 PARTIAL ENGINE ASSEMBLY (1 required per assembly)
PARTIAL ENGINE AS 841178A 1  
841178A 1OEM Part 841178A 1 - Partial - 525 Efi (more info) About Mercury Marine $16,767.20 $16,767.20 Add to shopping cart
Available to order:
Usually ships
within 8 days