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Parts for MerCruiser Race Engine and Drive 525 EFI Gasket / Seal Set - Engine Overhaul (27-843073A06)

No parts diagram available.

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#- 27-843073A06 GASKET/SEAL SET, Engine Overhaul (1 required per assembly)
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
#- 12-36533 WASHER, (.328 x .562 x .0312) Copper, Fuel Pressure Regulator (1 required per assembly)
WASHER (.328 x .5 12-36533  
12-36533OEM Part 12-36533 - Washer (more info) About Mercury Marine $1.10 $1.10 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 25-20295 QUAD RING, Crossover Bracket (2 required per assembly)
QUAD RING 1.725 x 25-20295  
25-20295OEM Part 25-20295 - Quad Ring (more info) About Mercury Marine $5.50 $5.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 25-26802 O-RING, (.424 x .103), Rocker Valve Cover (2 required per assembly)
O-RING (.424 x .1 25-26802 25-26802
25-26802OEM Part 25-26802 - O-Ring - Priced Individually (more info) About Mercury Marine $2.80 $2.80 Add to shopping cart
1 in stock. Explain stock levels
O-Ring 18-7180-9
18-7180-9OEM Match 18-7180-9 - O-Ring (PK5 ) 925055 (more info)
Replaces OEM #0303347
About Sierra Marine $14.95 $10.08 Add to shopping cart
1 in stock. Explain stock levels
#- 25-30529 O-RING, (1.925 x .103), Crossover (2 required per assembly)
O-RING (1.925 x . 25-30529 25-30529
25-30529OEM Part 25-30529 - O-Ring - Priced Individually (more info) About Mercury Marine $2.30 $2.30 Add to shopping cart
Available to order:
Usually ships
within 8 days
O-Ring 18-7171-9
18-7171-9OEM Match 18-7171-9 - O-Ring (PK5) 25-30529 (more info) About Sierra Marine $14.95 $8.55 Add to shopping cart
1 in stock. Explain stock levels
#- 25-32507 O-RING, (3.359 x .139), Oil Thermostat Housing (1 required per assembly)
O-RING (3.359 x . 25-32507 25-32507
25-32507OEM Part 25-32507 - O-Ring - Priced Individually (more info) About Mercury Marine $3.60 $3.60 Add to shopping cart
10+ in stock. Explain stock levels
O-Ring 18-7127
18-7127OEM Match 18-7127 - O-Ring 313446 (more info)
Replaces OEM #0313446
About Sierra Marine $3.99 $2.54 Add to shopping cart
10+ in stock. Explain stock levels
#- 25-62702 1 O-RING, (.301 x .070) (1 required per assembly)
O-RING (.301 x .0 25-62702  1  
25-62702 1OEM Part 25-62702 1 - O-Ring (more info) About Mercury Marine $1.20 $1.20 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 25-62704 O-RING, (.362 x .103), Dipstick Tube (1 required per assembly)
O-RING (.362 x .1 25-62704 25-62704
25-62704OEM Part 25-62704 - O-Ring (more info) About Mercury Marine $0.82 $0.82 Add to shopping cart
Available to order:
Usually ships
within 8 days
O-Ring 18-7116
18-7116OEM Match 18-7116 - O-Ring 303067, 25-62704 (more info)
Replaces OEM #0303067
About Sierra Marine $0.99 $0.70 Add to shopping cart
5 in stock. Explain stock levels
#- 25-69756 O-RING, (.549 x .103), Number 5 Bearing Cup Oil Hole (1 required per assembly)
O-RING (.549 x .1 25-69756  
25-69756OEM Part 25-69756 - O-Ring (more info) About Mercury Marine $2.40 $2.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 25-89879 O-RING, (.301 x .064), Power Steering Hose (2 required per assembly)
O-RING (.301 x .0 25-89879  
25-89879OEM Part 25-89879 - O-Ring (more info) About Mercury Marine $1.20 $1.20 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 25-805062 O-RING, (.530 x .082), Fuel Pump (1 required per assembly)
O-RING (.530 x .0 25-805062  
25-805062OEM Part 25-805062 - O-Ring (more info) About Mercury Marine $2.90 $2.90 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 25-805063 O-RING, (.301 x .070), Fuel Lines (8 required per assembly)
O-RING (.301 x .0 25-805063  
25-805063OEM Part 25-805063 - O-Ring - Priced Individually (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
10+ in stock. Explain stock levels
#- 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
#- 25-805531 O-RING, (.476 x .075), Fuel Pressure Regulator (1 required per assembly)
O-RING (.476 x .0 25-805531  
25-805531OEM Part 25-805531 - O-Ring (more info) About Mercury Marine $4.00 $4.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 25-805732 O-RING, (2.612 x .103), Intake Manifold (8 required per assembly)
O-RING (2.612 x . 25-805732  
25-805732OEM Part 25-805732 - O-Ring (more info) About Mercury Marine $17.10 $14.65 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 25-806232 O-RING, (.239 x .064), Power Steering Hose (1 required per assembly)
O-RING (.239 x .0 25-806232  
25-806232OEM Part 25-806232 - O-Ring (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
4 in stock. Explain stock levels
#- 25-807134 1 SEAL, Thermostat (1 required per assembly)
SEAL 25-807134  1 25-807134  1
25-807134 1OEM Part 25-807134 1 - Thermostat Seal (more info) About Mercury Marine $9.70 $9.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 25-811553 GROMMET, Rocker Valve Cover And Intake Manifold (3 required per assembly)
GROMMET 25-811553  
25-811553OEM Part 25-811553 - Grommet (more info) About Mercury Marine $25.42 $25.42 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 25-814878 O-RING, Special, Heat Exchanger (2 required per assembly)
O RING            O - Replaced by 25-8M0039163  
25-814878This part has been superseded. O RING O - Replaced by 25-8M0039163
(more info)
    UnavailableUnavailable Parts
O-RING (3/8 x 1/8 25-8M0039163  
25-8M0039163OEM Part 25-8M0039163 - O-Ring (more info) About Mercury Marine $5.90 $5.90 Add to shopping cart
Available to order:
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#- 25-818967 GROMMET, Electrical Relays (4 required per assembly)
GROMMET 25-818967  
25-818967OEM Part 25-818967 - Grommet (more info) About Mercury Marine $2.10 $2.10 Add to shopping cart
3 in stock. Explain stock levels
#- 25-831985 O-RING, (.468 x .078), Drain Plugs (6 required per assembly)
O-RING (.468 x .0 25-831985  
25-831985OEM Part 25-831985 - O-Ring (more info) About Mercury Marine $3.70 $3.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 25-849087 O-RING, (1.862 x .103), Fuel Filter (1 required per assembly)
O-RING (1.862 x . 25-849087  
25-849087OEM Part 25-849087 - O-Ring (more info) About Mercury Marine $14.90 $14.90 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 25-849922 O-RING, Special, Fuel Line Rail To Rail (6 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
#- 25-855362001 GROMMET, Coolant Reservoir (3 required per assembly)
GROMMET 25-855362001  
25-855362001OEM Part 25-855362001 - Grommet (more info) About Mercury Marine $2.10 $2.10 Add to shopping cart
Available to order:
Usually ships
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#- 25-864701 O-RING, (1.112 x .103), Oil Thermostat (1 required per assembly)
O-RING (1.112 x . 25-864701 25-864701
25-864701OEM Part 25-864701 - O-Ring - Priced Individually (more info) About Mercury Marine $2.40 $2.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
O Ring 18-7146-9
18-7146-9OEM Match 18-7146-9 - (PK5) O-Ring 25-47632 (more info)
Replaces OEM #0554545
About Sierra Marine $14.95 $8.73 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 25-885192 O-RING, Crankshaft Sensor (1 required per assembly)
O-RING 25-885192  
25-885192OEM Part 25-885192 - O-Ring (more info) About Mercury Marine $35.80 $30.66 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 25-896699 O-RING, (1.78 mm x .08 mm), Coolant Temperature Sensor (1 required per assembly)
O-RING (1.78 mm x 25-896699  
25-896699OEM Part 25-896699 - O-Ring (more info) About Mercury Marine $7.70 $7.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 26-42077 SEAL, Oil Filter Adapter (2 required per assembly)
SEAL 26-42077 26-42077
26-42077OEM Part 26-42077 - Seal (more info) About Mercury Marine $5.40 $5.40 Add to shopping cart
7 in stock. Explain stock levels
#- 26-811554 SEAL, Crankshaft (1 required per assembly)
SEAL 26-811554 26-811554
26-811554OEM Part 26-811554 - Seal (more info) About Mercury Marine $80.92 $80.92 Add to shopping cart
1 in stock. Explain stock levels
Rear Main Seal, 18-1234
18-1234OEM Match 18-1234 - Seal, 26-811554, 3853528 (more info)
Replaces OEM #3853528
About Sierra Marine $73.99 $58.86 Add to shopping cart
1 in stock. Explain stock levels
#- 26-821947 1 SEAL, Front Cover (1 required per assembly)
SEAL 26-821947  1 26-821947  1
26-821947 1OEM Part 26-821947 1 - Seal (more info) About Mercury Marine $32.30 $27.66 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 26-842755 SEAL, Valve, Intake And Exhaust (16 required per assembly)
SEAL Valve 26-842755  
26-842755OEM Part 26-842755 - Seal - Valve (more info) About Mercury Marine $7.80 $7.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-33179 2 GASKET, Coolent Tube (1 required per assembly)
GASKET Note: must be ordered in multiples of 2 27-33179  2 27-33179 2
27-33179 2OEM Part 27-33179 2 - Gasket - Priced Individually (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
Available to order:
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GASKET   27 33179Q02 27-33179Q02
27-33179Q02OEM Part 27-33179Q02 - Gasket (more info) About Mercury Marine $3.90 $3.90 Add to shopping cart
Available to order:
Usually ships
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#- 27-34213 GASKET, Fuel Pump (1 required per assembly)
GASKET Note: must be ordered in multiples of 5 27-34213 27-34213
27-34213OEM Part 27-34213 - Gasket - Priced Individually (more info) About Mercury Marine $2.70 $2.70 Add to shopping cart
4 in stock. Explain stock levels
Gasket 18-0889-9
18-0889-9OEM Match 18-0889-9 - Gasket 27-34213 2-Pack (more info) About Sierra Marine $7.98 $5.07 Add to shopping cart
Available to order:
Usually ships
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#- 27-34486 3 GASKET, Manifold Cover (1 required per assembly)
GASKET 27-34486  3 27-34486  3
27-34486 3OEM Part 27-34486 3 - Gasket (more info) About Mercury Marine $1.80 $1.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
Gasket 18-0874-9
18-0874-9OEM Match 18-0874-9 - Gasket 27-344863 2-Pack (more info)
Replaces OEM #0312780
About Sierra Marine $2.98 $2.23 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-49110 GASKET, Circulating Water Pump Mount (2 required per assembly)
GASKET Circulatin 27-49110 27-49110
27-49110OEM Part 27-49110 - Gasket (more info) About Mercury Marine $2.70 $2.70 Add to shopping cart
8 in stock. Explain stock levels
Gasket (2/pkg) 18-0903
18-0903OEM Match 18-0903 - Gasket, 27-49110 (more info)
Replaces OEM #3853361
About Sierra Marine $2.99 $1.76 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-49955 GASKET, Oil Pan Drain Screw (1 required per assembly)
ORD 27-8M0077608  O NLA 27-49955
27-49955 ORD 27-8M0077608 O NLA
(more info)
    UnavailableUnavailable Parts
Oil Pan Drain Gasket /2/PKG 18-0905
18-0905OEM Match 18-0905 - Gasket, 27-49955 (more info) About Sierra Marine $5.98 $4.13 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-803644 GASKET, Heat Exchanger (2 required per assembly)
GASKET            O - Replaced by 27-8M0036987  
27-803644This part has been superseded. GASKET O - Replaced by 27-8M0036987
(more info)
    UnavailableUnavailable Parts
GASKET 27-8M0036987 27-8M0036987
27-8M0036987OEM Part 27-8M0036987 - Gasket (more info) About Mercury Marine $17.20 $14.73 Add to shopping cart
2 in stock. Explain stock levels
#- 27-811546A03 GASKET KIT, Cylinder Head (2 required per assembly)
GASKET KIT        O - Replaced by 27-811546A04 27-811546A03
27-811546A03This part has been superseded. GASKET KIT O - Replaced by 27-811546A04
(more info)
    UnavailableUnavailable Parts
GASKET KIT Cylind 27-811546A04 27-811546A04
27-811546A04OEM Part 27-811546A04 - Gasket Kit (more info) About Mercury Marine $188.75 $188.75 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 17-843931 PIN, Dowel (4 required per assembly)
PIN Dowel 17-843931  
17-843931OEM Part 17-843931 - Pin -Dowel (more info) About Mercury Marine $8.90 $8.90 Add to shopping cart
Available to order:
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#- 27-811588 GASKET, Rocker Cover (2 required per assembly)
278M0092920 27-811588 27-811588
27-811588OEM Part 27-811588 - Gasket (more info) About Mercury Marine $141.67 $40.80 Add to shopping cart
9 in stock. Explain stock levels
ROCKER COVER GASKET  
27-8M0092920OEM Part 27-8M0092920 - ROCKER Cover Gasket (more info) About Mercury Marine $83.25 $83.25 Add to shopping cart
10+ in stock. Explain stock levels
ROCKER COVER GASKET 18-25002
18-25002OEM Match 18-25002 - Gasket 27-811588 (more info) About Sierra Marine $131.99 $107.39 Add to shopping cart
Available to order:
Usually ships
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#- 27-840940 GASKET, Exhaust Headers (2 required per assembly)
GASKET Note: must be ordered in multiples of 2 27-840940 27-840940
27-840940OEM Part 27-840940 - Gasket - Priced Individually (more info) About Mercury Marine $27.66 $27.66 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-841156 GASKET, Throttle Body To Plenum (1 required per assembly)
GASKET 27-841156  
27-841156OEM Part 27-841156 - Gasket (more info) About Mercury Marine $5.36 $5.36 Add to shopping cart
Available to order:
Usually ships
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#- 27-842454 GASKET, Tailpipes (2 required per assembly)
GASKET 27-842454 27-842454
27-842454OEM Part 27-842454 - Gasket (more info) About Mercury Marine $18.98 $18.98 Add to shopping cart
Available to order:
Usually ships
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#- 27-843073 GASKET, Intake Manifold Mount (2 required per assembly)
GASKET Intake Man 27-843073 27-843073
27-843073OEM Part 27-843073 - Gasket - Priced Individually (more info) About Mercury Marine $65.92 $65.92 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-845628 GASKET, Oil Pan (1 required per assembly)
GASKET 27-845628 27-845628
27-845628OEM Part 27-845628 - Gasket (more info) About Mercury Marine $67.42 $67.42 Add to shopping cart
Available to order:
Usually ships
within 8 days
Gasket, Oil Pan 18-1232
18-1232OEM Match 18-1232 - Gasket, 27-811566, Pan (more info)
Replaces OEM #3853510
About Sierra Marine $81.99 $74.14 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-848438 GASKET, Fuel Line (1 required per assembly)
GASKET Note: must be ordered in multiples of 5 27-848438  
27-848438OEM Part 27-848438 - Gasket - Priced Individually (more info) About Mercury Marine $3.01 $3.01 Add to shopping cart
10 in stock. Explain stock levels
#- 27-850456 GASKET, Front Cover Mount (1 required per assembly)
GASKET Front Cove 27-850456 27-850456
27-850456OEM Part 27-850456 - Gasket (more info) About Mercury Marine $17.92 $17.92 Add to shopping cart
2 in stock. Explain stock levels
#- 27-863112 GASKET, Idle Air Valve To Plenum (1 required per assembly)
GASKET 27-863112 27-863112
27-863112OEM Part 27-863112 - Gasket (more info) About Mercury Marine $1.80 $1.80 Add to shopping cart
Available to order:
Usually ships
within 8 days