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Thermostat Housing fit your 2003 Ford Focus 4 Cyl 2.0L 4-Speed Automatic Transmission 4F27E
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2003 Ford Focus
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4 Cyl 2.0L; 4-Speed Automatic Transmission 4F27EVehicle Options
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Part No. & Part Description
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Part No. &
Part Description
Part Description
- THERMOSTAT (WATER)
F8RZ-8575-CA
Thermostat Assy- DOHC , Thermostat - 56 x 6.5 rubber o-ring seal that fits on the thermostat is W700319-S300
- Fit Note: 4 Cyl 2.0L
- Base Number: 8575
- Callout Name: 8575
$18.91 $12.171 
YS4Z-8575-AA
Thermostat Assy- SPI , Thermostat; #YS4E 8575-AB
- Fit Note: 4 Cyl 2.0L
- Callout Name: 8575
- Replaced By: KU2Z-8575-A
- SENSOR ASY. (ENGINE COOLANT TEMPERATURE)
1L2Z-12A648-AA
Sender Assy- For retaining clip use W706800-S303, SPI
- Fit Note: 4 Cyl 2.0L
- Callout Name: 12A648
$48.16 $35.251 
-W703355-S303
Retainer- Clip to retain 12A648., SVT , DOHC
- Fit Note: 4 Cyl 2.0L
- Require Quantity: 2
- Package Quantity: 4
- Base Number: HX1
- Callout Name: 12A648
$3.25 $1.914
XS6Z-12A648-CA
Sender Assy- DOHC , For the clip to retain this sensor, use W703355-S303., SVT
- Fit Note: 4 Cyl 2.0L
- Base Number: 12A648
- Callout Name: 12A648
$16.22 $11.091
2M5Z-12A648-AA
Plug - Blanking- DOHC , Plug in thermostat housing. For the clip use W703355-S303., SVT
- Fit Note: 4 Cyl 2.0L
- Base Number: 12A648
- Callout Name: 12A648
- CLAMP (HOSE)
B7A-8287-A
Clamp - Hose- Universal type - adjustable range - 5/8" to 1 1/4" - worm type
- Callout Name: 8287
- Replaced By: B7A-8287-AA
$2.17 $1.5210 
$2.17 $1.5210
$3.67 $2.5710
B7A-8287-B
Clamp - Hose- Universal type - adjustable range - 1 1/2" to 2 1/2" - worm type
- Callout Name: 8287
- Replaced By: B7A-8287-BA
$2.17 $1.4810
B7AZ-8287-C
Clamp - Hose- UNIVERSAL TYPE-ADJUSTABLE RANGE 13/16" TO 1 3/4" WORM TYPE
- Base Number: 8287
- Callout Name: 8287
$3.67 $2.5710
B7AZ-8287-D
Clamp - Hose- Universal type - adjustable range - 2 1/2" to 4" - worm type
- Callout Name: 8287
- Replaced By: B7AZ-8287-DA
$3.67 $2.5710
- SHIELD (CARBURETOR HEAT)
-N620480-S2
Nut - Hex.- Nut to attach 9A462 shield. , SPI
- Fit Note: 4 Cyl 2.0L
- Base Number: HN1
- Callout Name: 9A462
$2.26 $1.3210 
XS4Z-9A462-AA
Shield - Exhaust Manifold Heat- Small metal bracket bent a 90 degrees with two holes in it. Mounts to 8592., 4V
- Fit Note: 4 Cyl 2.0L
- Base Number: 9A462
- Callout Name: 9A462
$0.00
YS4Z-9A462-AA
Shield - Exhaust Manifold Heat- Exhaust manifold heat shield., 2V
- Fit Note: 4 Cyl 2.0L
- Base Number: 9A462
- Callout Name: 9A462
$0.00
$4.82 $3.101
- CONNECTION (WATER OUTLET)
YS4Z-8592-BB
Housing - Thermostat- DOHC , Includes o-ring W707958-S300 uses self tap screws W505976S303, Housing (for self tapping screws)
- Fit Note: 4 Cyl 2.0L
- Callout Name: 8592
- Replaced By: YS4Z-8592-BD
$37.82 $23.711 
2M5Z-8592-AA
Connection - Water Outlet- Must be used with 1L2Z 12A648-AA sensor & YL8Z-14197-AA clip, 3 outlet ports , SPI
- Fit Note: 4 Cyl 2.0L
- Base Number: 8592
- Callout Name: 8592
$49.74 $36.401
XS4Z-8592-AC
Connection - Water Outlet- DOHC , With engine tags 1G-780-A*, B*, 1G-784-A*, B* 2G-780-A* & 3G-780-A* only, Connector
- Fit Note: 4 Cyl 2.0L
- Base Number: 8592
- Callout Name: 8592
XS7Z-8592-AC
Housing - Thermostat- DOHC , Housing for thermostat and sensors. Use 2M5Z 12A648 AA plug and W703355 S303 clip to plug extra hole in bottom if required., (SVT); Housing
- Fit Note: 4 Cyl 2.0L
- Callout Name: 8592
- Replaced By: XS7Z-8592-AD
- HOSE ASY. (HEATER)
2M5Z-18K359-AD
Hose Assy- Return hose. Heater core to waterpump. , SOHC
- Base Number: 18K359
- Callout Name: 18K359
2M5Z-18472-BA
Hose And Tube Assy - Heater Outlet- Supply to 6a642 oil cooler., 3 Door SVT
- Base Number: 18472
- Callout Name: 18K359
2M5Z-18K359-BA
Hose Assy- Return hose from 6a642 oil cooler, 3 Door - SVT
- Base Number: 18K359
- Callout Name: 18K359
- YS4Z-18K359-KA
Hose Assy- Return hose. Heater core to 8290., DOHC
- Callout Name: 18K359
- Replaced By: 2M5Z-18K359-BC
YS4Z-8290-BA
TUBE ASY. (WATER PUMP INLET)Tube Assy- 3 port plastic tubular junction., DOHC
- Fit Note: 4 Cyl 2.0L
- Base Number: 8290
- Callout Name: 8290
$21.50 $14.711
- $3.25 $1.914
$4.25 $2.494
$12.50 $7.314
$6.65 $3.904
$3.25 $1.914
- HOSE (RADIATOR)
2M5Z-8286-BC
Hose Assy- DOHC , Lower, SVT
- Location: Lower
- Fit Note: 2.0L
- Base Number: 8286
- Callout Name: 8260
$60.11 $43.271 
3S4Z-8260-BC
Hose Assy- DOHC , Upper, Except SVT
DOHC , Upper, SVT - Location: Upper
- Fit Note: 2.0L
- Base Number: 8260
- Callout Name: 8260
$26.76 $19.581- DOHC , Upper, Except SVT
- TUBE (WATER BY-PASS)
YS4Z-8555-AA
Tube- Serviced in basic -8501 , SPI
- Fit Note: 4 Cyl 2.0L
- Base Number: 8555
- Callout Name: 8555
$26.57 $19.451 - 2S4Z-8555-AA
Hose - Water Inlet- DOHC , Water inlet hose
- Fit Note: 4 Cyl 2.0L
- Base Number: 8555
- Callout Name: 8555
- HOSE (HEATER WATER)
2M5Z-18472-AB
Hose - Heater Water- Supply hose. Theromstat housing to hose. Includes coupling. Hose connects to YS4Z 18472 CA., DOHC Zetec - AFTER 2-1-2002
- Fit Note: 2.0L
- Callout Name: 18472
- Replaced By: 2M5Z-18472-AC
- 2M5Z-18472-BCC
Hose - Heater Water- Waterpump to throttlebody., SOHC
- Fit Note: 2.0L
- Base Number: 18472
- Callout Name: 18472
- 2M5Z-18472-BD
Hose - Heater Water- Supply hose., CVH - SOHC
- Fit Note: 2.0L
- Base Number: 18472
- Callout Name: 18472
YS4Z-18472-CA
Hose - Heater Water- Supply hose. Coupling to heater core. Attaches to the YS4Z 18472-BA., DOHC Zetec
- Fit Note: 2.0L
- Callout Name: 18472
- Replaced By: 2M5Z-18472-AD
$62.00 $35.341
- HOSE ASY. (AIR ASPIRATOR)
2M5Z-8K012-BA
Hose - Overflow Container- #2M51 8K012-BA, SOHC
- Callout Name: 8K012
- Replaced By: 3M5Z-8K012-BA
$17.49 $16.621 - YS4Z-8K012-AC
Hose - Overflow Container- Attaches to the 8592 - tee (vendor # 129996) includes check valve, not serviced separately, CVH/SPI-2.0L
- Base Number: 8A575
- Callout Name: 8K012
$42.76 $31.291 - YS4Z-8K012-CA
Hose - Overflow Container- Attaches to degas bottle, CVH/SPI-2.0L
- Callout Name: 8K012
- Replaced By: 3M5Z-8K012-BA
$17.49 $16.621 
- $20.00 $12.87
- HOSE ASY. (RADIATOR ASPIRATOR)
$45.82 $23.061 
- HOSE
2M5Z-8286-BC
Hose Assy- DOHC , Lower, SVT
- Location: Lower
- Fit Note: 4 Cyl 2.0L
- Base Number: 8286
- Callout Name: 8286
$60.11 $43.271 - YS4Z-8286-CA
Hose Assy- Lower - assy is made up of 2 hoses with a pipe in the center , SPI
- Location: Lower
- Fit Note: 4 Cyl 2.0L
- Base Number: 8286
- Callout Name: 8286
$263.67 $192.971 
YS4Z-8286-FA
Hose Assy- DOHC
- Location: Lower
- Fit Note: 4 Cyl 2.0L
- Callout Name: 8286
- Replaced By: 3S4Z-8286-BC
YS4Z-17632-BA
CAP AND OR FILLER HOSE (WINDSHIELD WASHER RESERVOIR)Cover - Water Reservoir- Callout Name: 17632
- Replaced By: 92GZ-17632-BB
$18.75 $13.731
- GASKET (WATER OUTLET CONNECTION)
$18.75 $13.731 - $18.75 $13.731
YS4Z-8A575-AA
PLUG ASY. (WATER OUTLET CONNECTOR)Valve Assy - Check- Plug is part of -8k012- which attaches to -8592-, CVH/SPI
- Fit Note: 4 Cyl 2.0L
- Callout Name: 8A575
- Replaced By: YS4Z-8K012-AC
$42.76 $31.291
- BLOCK ASY. (CYLINDER)
-W708070-S300
Plug- Located on RT front of block , SPI
Located on Rear of block behind flywheel , SPI - Fit Note: 4 Cyl 2.0L
- Base Number: HP1
- Callout Name: 6010
YS4Z-6010-EA
Cylinder Block- Without 6A051 block heater
- Fit Note: 4 Cyl 2.0L
- Base Number: 6010
- Callout Name: 6010
- HOSE (COOLANT RETURN)
2M5Z-8K289-AA
Hose - Overflow Container- #1M51 8K289-AA
- Fit Note: 4 Cyl 2.0L
- Base Number: 8K289
- Callout Name: 8K289
$0.00 - YS4Z-8K289-CB
Hose - Overflow Container- Fit Note: 4 Cyl 2.0L
- Callout Name: 8K289
- Replaced By: 2M5Z-8K289-AA
$0.00
3S4Z-8K012-AA
HOSE (RADIATOR DRAIN)Hose - Overflow Container- Attaches to top port on 8A080, 2.3L
- Callout Name: 8B081
- Replaced By: 5S4Z-8K012-AA
F5RZ-8100-A
CAP (RADIATOR)Cap Assy - Radiator- Degas bottle cap - height is 22mm
- Fit Note: 4 Cyl 2.0L, 4 Cyl 2.3L
- Base Number: 8100
- Callout Name: 8100
- RESERVOIR (WINDSHIELD WASHER)
YS4Z-17618-AA
Reservoir - Water- Tank only, 3 door sedan, wagon only
Tank only, 3 door sedan/wagon only - Fit Note: 61, 74
- Callout Name: 17618
- YS4Z-17618-DA
Reservoir - Water- Tank only, windshield-4 door sedan only
- Fit Note: 54
- Callout Name: 17618
- YS4Z-17618-GA
Reservoir - Windshield Washer- Tank assembly, 4 door sedan only
- Fit Note: 54
- Callout Name: 17618
- YS4Z-17618-HA
Reservoir - Windshield Washer- Tank assembly, black plastic clip on the main 17618 is not available seperately, (58) 5 door wagon
- Callout Name: 17618
- RADIATOR
Genuine Ford Parts, the Right Choice
FordPartsGiant.com offers the wholesale prices for genuine 2003 Ford Focus parts. Parts like Thermostat Housing are shipped directly from authorized Ford dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.0L. Transmission: 4AT 4F27E.