Intake Manifold & Related Parts fit your 1999 Lincoln Navigator 8 Cyl 5.4L 4-Speed Automatic Transmission 4R100
My Vehicle Change Vehicle
1999 Lincoln Navigator
8 Cyl 5.4L; 4-Speed Automatic Transmission 4R100
My Vehicle Change Vehicle
1999 Lincoln Navigator
8 Cyl 5.4L; 4-Speed Automatic Transmission 4R100
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Fuel System & Manifolds
- EGR Valve, Tube & Related Parts
- Emission Vacuum Control - Connector Assembly
- Fuel Filler Pipe Installation
- Fuel Injectors & Pipes
- Fuel Lines, Tank & Related Parts
- HEGO & CMS Sensor
- Intake Manifold & Related Parts
- Manifold & Related Parts - Intake & Exhaust
- Throttle Body & Related Parts
- Vacuum Disconnect System
Other Categories
Accelerator Linkage, Air Cleaner & Speed Control
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Fuel filler, luggage carrier, rear door
IT Body & Soft Trim Parts
Lamps & Wiring
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Part No. & Part Description
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Part No. &
Part Description
Part Description
F1VY-8255-A
GASKET (WATER OUTLET CONNECTION)Seal - ThermostatO-ring seal- Fit Note:8 Cyl 5.4L
- Base Number:8255
- Callout Name:8255
MSRP: $3.20$2.061- Fit Note:
FOPZ-9229-A
O RING (INJECTOR)Kit - "O" Ring10 O-rings per kit, gas; upper & lower- Location:Upper And Lower
- Base Number:9229
- Callout Name:9229
MSRP: --$7.0310- Location:
EOAY-9H321-A
VALVE ASY. (FUEL PRESSURE RELIEF)Valve Assy - Pressure Relief- Base Number:9H321
- Callout Name:9H321
MSRP: $12.55$8.071- Base Number:
- SENSOR ASY. (ENGINE COOLANT TEMPERATURE)
F2AZ-12A648-A
Sender AssyRounded connector with 2 round pins, Ambient temperature sensor for engine control- Fit Note:8 Cyl 5.4L
- Callout Name:12A648
- Replaced By:9U2Z-12A648-A
MSRP: $56.91$35.681 - Fit Note:
- F5AZ-12A648-A
Sensor - Engine Temperature, EctRectangular connector with 2 flat pins- Fit Note:8 Cyl 5.4L
- Callout Name:12A648
- Replaced By:3F1Z-12A648-A
MSRP: $41.09$25.761 - Fit Note:
E83Z-9F670-A
GASKET (AIR BYPASS VALVE)Gasket(4 per pack)- Fit Note:8 Cyl 5.4L
- Base Number:9F670
- Callout Name:9F670
MSRP: --$13.734- Fit Note:
- GASKET TO INTAKE MANIFOLD (AIR CHARGE CONTROL)
MSRP: $9.43$6.621 
MSRP: --$13.731
MSRP: $20.00$11.701
F3VY-12A647-A
SENSOR ASY. (AMBIENT AIR TEMPERATURE)Sensor AssyRounded connector with 2 round pins, attaches to 19D668 bracket with nut 390429-S100; For oval connector with 2 flat pins use part # F5AZ12A648AB, Ambient air temperature sensor for readout, located at radiator support- Callout Name:12A647
- Replaced By:AE5Z-12A647-A
MSRP: $60.91$38.191- Callout Name:
MSRP: $15.00$8.781
XL3Z-6P013-AA
INSULATOR (ENGINE COMPARTMENT)Insulator - Engine Compartment- Fit Note:8 Cyl 5.4L
- Callout Name:6P013
- Replaced By:1L3Z-6P013-AA
MSRP: $52.31$36.40- Fit Note:
XR3Z-9C968-AA
REGULATOR ASY. (FUEL PRESSURE CONTROL)Regulator - Fuel PressureFor retaining ring; Use W704670-S- Fit Note:8 Cyl 5.4L
- Base Number:9C968
- Callout Name:9C968
- Replaced By:HU2Z-9C968-A
MSRP: $123.82$74.911- Fit Note:
EOVY-9H323-A
CAP (FUEL PRESSURE RELIEF VALVE)CapCap for fuel pressure test port.- Base Number:9H323
- Callout Name:9H323
MSRP: $7.20$4.635- Base Number:
MSRP: $2.75$1.614
- MANIFOLD (INTAKE)
-N808429-S309
Screw(AB-175-HY)Screw/Washer M6x1.0 x 35.5mm (Attach 9A589 Spacer to upper intake manifold & Throttle Body 9E926 to Spacer 9A589)- Fit Note:8 Cyl 5.4L
- Require Quantity:10
- Package Quantity:4
- Callout Name:9424
- Replaced By:-N808429-S437
MSRP: $11.00$6.444 - Fit Note:
-N806156-S309
BoltBolt; M8 x 43mm; Attaches intake manifold to cylinder head., SOHC- Fit Note:8 Cyl 5.4L
- Require Quantity:9
- Package Quantity:4
- Callout Name:9424
- Replaced By:-N806156-S437
MSRP: $11.00$6.444- Fit Note:
- -N807071-S309
Screw(AB-208-AX)Screw/Wshr M6 x 1.0 x 42.5 Hex hd. Pilot (Attach upper/lower intake manifold).- Fit Note:8 Cyl 5.4L
- Require Quantity:8
- Package Quantity:4
- Callout Name:9424
- Replaced By:-N807071-S437
MSRP: $20.30$11.884 - Fit Note:
- MSRP: $11.00$6.444
- MSRP: $20.30$11.884
MSRP: $15.20$8.894
MSRP: $2.75$1.614
MSRP: $18.75$13.731
MSRP: $29.33$20.061
- TUBE (HEATER WATER OUTLET)MSRP: $95.39$69.811
- MSRP: $109.52$78.841
F85Z-18663-BA
Tube - Heater WaterTube asy - heater water, SOHC,includes nipple outlet located between brackets- Callout Name:18663
- Replaced By:2L3Z-18663-BA
MSRP: $65.67$44.921- Callout Name:
- F85Z-18663-BB
Tube - Heater Water#7 in illustration , with aux, hose clamp asy to aux heater core- Callout Name:18663
MSRP: $158.10$113.811 - Callout Name:
XL1Z-18663-DA
Tube - Heater WaterTube asy - heater water outlet, DOHC,back side of water pump and attaches to 8555 (by-pass) and 8A505,contains one nipple outlet- Base Number:18663
- Callout Name:18663
MSRP: $110.00$72.601- Base Number:
F75Z-6B608-AA
TUBE (THROTTLE BODY)Tube AssyStraight Fitting- Fit Note:8 Cyl 5.4L
- Base Number:6B608
- Callout Name:6B608
MSRP: $70.50$38.701- Fit Note:
F75Z-9D428-CA
TUBE (INTAKE MANIFOLD HEATER OUTLET)Tube AssyAlso serviced in upper intake manifold 9424- Fit Note:8 Cyl 5.4L
- Base Number:9D428
- Callout Name:9D428
MSRP: $32.67$22.341- Fit Note:
- HOSE (WATER INLET CONNECTION)
MSRP: $16.67$11.701 
F85Z-8A505-AA
Hose#F85E 18465-AA - throttle body to intake- Fit Note:8 Cyl 5.4L
- Base Number:8A505
- Callout Name:8A505
MSRP: --$0.00- Fit Note:
XF3Z-9C995-AA
RETAINER (FUEL INJECTOR CLIP)Retainer - Injection ValveDOHC- Fit Note:8 Cyl 5.4L
- Callout Name:9C995
- Replaced By:XF3Z-9C995-AC
MSRP: $6.50$3.801- Fit Note:
- ELBOW (HOT WATER HEAT AND AIR CONDITIONER CONNECTION)
XL1Z-18599-AA
Connector - InletThis part presses into the intake manifold near the thermostat housing. Has 1 nipple.- Callout Name:18599
- Replaced By:DC2Z-18599-A
MSRP: $24.00$13.731 - Callout Name:
XL1Z-18599-BA
Connector - InletPress in Heater hose fitting with 1/4" fitting on the side.- Base Number:18599B
- Callout Name:18599
MSRP: $24.00$13.681- Base Number:
XL1Z-18801-AA
CAPACITOR ASY. (RADIO IGNITION INTERFERENCE)Capacitor Assy - Radio Suppression- Callout Name:18801
MSRP: $11.00$9.011- Callout Name:
XL1Z-8592-CB
THERMOSTATConnection - Water OutletDOHC- Fit Note:8 Cyl 5.4L
- Base Number:8592
- Callout Name:8592
MSRP: $53.68$36.721- Fit Note:
XL1Z-9439-AA
GASKET (INTAKE MANIFOLD TO CYLINDER HEAD)GasketOne package consists of 2 pieces., DOHC- Fit Note:8 Cyl 5.4L
- Base Number:9439
- Callout Name:9439
MSRP: $84.95$62.171- Fit Note:
- GASKET (INTAKE MANIFOLD)
MSRP: $47.67$33.461 
MSRP: $18.75$13.731
- BRACKET (ACCELERATOR CABLE)
MSRP: $12.98$7.141 
XL1Z-9A474-AA
FITTING AND CAP ASY. (INTAKE MANIFOLD VACUUM OUTLET)Connector - Vacuum TubeIncludes two 45 deg tube ports. Also serviced in 9424, DOHC- Fit Note:8 Cyl 5.4L
- Base Number:9A474
- Callout Name:9A474
MSRP: $325.00$220.351- Fit Note:
XL1Z-9C484-AA
GASKET (INTAKE MANIFOLD OPENING COVER)Gasket1 package consists of 2 gaskets(2 gaskets reqd. per manifold)., DOHC- Fit Note:8 Cyl 5.4L
- Require Quantity:2
- Package Quantity:2
- Base Number:9C484
- Callout Name:9C484
MSRP: $6.61$4.642- Fit Note:
- MANIFOLD AND CROSSOVER TUBE ASY. (FUEL INJECTION SUPPLY)
XL1Z-9F792-DA
Manifold Assy - Fuel SupplyDOHC- Fit Note:8 Cyl 5.4L
- Callout Name:9F792
- Replaced By:XL1Z-9F792-DG
MSRP: $690.00$467.821 - Fit Note:
XL3Z-9F792-FA
Manifold Assy - Fuel Supply- Fit Note:8 Cyl 5.4L
- Callout Name:9F792
- Replaced By:XL3Z-9F792-A
- Fit Note:
- XL1Z-9L490-AA
VALVE ASY. - INTAKE AIR (INTAKE MANIFOLD)Valve Assy - AirAlso serviced in 9424 (upper). Also service detail Seal 87072-S91., DOHC- Fit Note:8 Cyl 5.4L
- Base Number:9L490
- Callout Name:9L490
MSRP: $65.09$41.531 - Fit Note:
MSRP: $1.50$0.88
XL1Z-9E926-AA
BODY ASY. (THROTTLE AIR INTAKE CHARGING)Body Assy - Carburettor ThrottleDOHC- Fit Note:8 Cyl 5.4L
- Base Number:9E926
- Callout Name:9E926
- Fit Note:
Genuine Ford Parts, the Right Choice
FordPartsGiant.com offers the wholesale prices for genuine 1999 Lincoln Navigator parts. Parts like Intake Manifold & Related Parts are shipped directly from authorized Ford dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 8 Cyl 5.4L. Transmission: 4AT 4R100.