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Cylinder Block - External Parts fit your 1999 Mercury Mountaineer 8 Cyl 5.0L 5-Speed Automatic Transmission 5R55E
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1999 Mercury Mountaineer
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8 Cyl 5.0L; 5-Speed Automatic Transmission 5R55EVehicle Options
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Part No. & Part Description
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Part No. &
Part Description
Part Description
F1AZ-6731-BD
ELEMENT ASY. (OIL FILTER)Filter Assy - Oil- Fit Note: 8 Cyl 5.0L
- Base Number: 6731
- Callout Name: 6731
$13.731
F3AZ-6766-B
CAP ASY. (OIL FILLER AND BREATHER)Cap Assy - Oil Filler- Screw on style cap, "Engine Oil" on top of cap
- Fit Note: 8 Cyl 5.0L
- Base Number: 6766
- Callout Name: 6766
$9.89 $6.361
- FLYWHEEL ASY.
-379299-S2
Nut - Hex.- (MM-169-J) Nut (flywheel to converter) - 3/8" - 24, AOT
- Fit Note: 8 Cyl 5.0L
- Require Quantity: 4
- Package Quantity: 4
- Base Number: 379299-S2
- Callout Name: 6375
- Replaced By: -378941-S441
$3.25 $1.914 
E6DZ-6700-A
SEAL (CYLINDER FRONT COVER OIL)Seal Assy - Crankshaft Oil - Front- Fit Note: 8 Cyl 5.0L
- Base Number: 6700
- Callout Name: 6700
$33.00 $23.171
- COVER (TRANSMISSION CONVERTER HOUSING LOWER)
-N605917-S2
Bolt- (AB-116-FW) bolt (7986 to 7003) M10 x 19.5 hex flg. hd. (metric), 4R70W
- Fit Note: 8 Cyl
- Callout Name: 7986
- Replaced By: -N605917-S439
$5.65 $3.314 
$0.00
F1ZZ-6584-B
GASKET (VALVE ROCKER ARM COVER)Gasket - Valve Rocker Arm Cover- FROM 12/3/90
- Fit Note: 8 Cyl 5.0L
- Require Quantity: 2
- Package Quantity: 1
- Base Number: 6584
- Callout Name: 6584
$37.72 $27.611
E6AZ-6A892-A
RETAINER (CRANKCASE VENTILATION)Retainer- Fit Note: 8 Cyl 5.0L
- Callout Name: 6A892
- Replaced By: F7CZ-6A892-AA
$22.83 $17.561
EAD-6397-B
DOWEL (CYLINDER BLOCK)Sleeve - Guide- To flywheel housing
- Fit Note: 8 Cyl 5.0L
- Require Quantity: 2
- Package Quantity: 4
- Base Number: 6397
- Callout Name: 6397
$2.90 $2.044
- FREEZE PLUG (ENGINE)
-376099-S
Obsolescence - Policy- (PP-73-A) Plug (cylinder block rear) - cup - 3/4"
- Fit Note: 8 Cyl 5.0L
- Callout Name: 6026
- Replaced By: -W720518-S437U
$2.13 $1.244 
F1ZZ-6026-B
Plug - Engine- 1/4" NPT plug
- Fit Note: 8 Cyl 5.0L
- Require Quantity: 2
- Package Quantity: 2
- Base Number: 87837-S
- Callout Name: 6026
$3.18 $2.232
F5LY-6026-A
Plug - Engine- Cup type-3/4"-Plug main oil gallery in block.
- Fit Note: 8 Cyl 5.0L
- Base Number: 6026
- Callout Name: 6026
- Replaced By: -W720518-S437U
$2.13 $1.244
-87837-S
Plug - Engine- (P-15) Plug (oil gallery and drain holes) - pipe - 1/4" - 18
- Fit Note: 8 Cyl 5.0L
- Callout Name: 6026
- Replaced By: F1ZZ-6026-B
$3.18 $2.232
E6DZ-6026-B
Plug - Engine- 1.50" OD
- Fit Note: 8 Cyl 5.0L
- Require Quantity: 6
- Package Quantity: 2
- Callout Name: 6026
- Replaced By: F6AZ-6026-BA
$5.73 $4.022- -371485-S
Plug - Engine- (PP-48-A) Plug (clean out holes in cyl. head) - pipe - 3/4" - 14
- Fit Note: 8 Cyl 5.0L
- Require Quantity: 6
- Package Quantity: 1
- Callout Name: 6026
- Replaced By: F2ZZ-6026-A
$18.75 $13.731 - -376301-S
Plug - Expansion- (PP-67-A) Plug (cyl. block oil passage) - cup - 1/2"
- Fit Note: 8 Cyl 5.0L
- Require Quantity: 3
- Package Quantity: 1
- Base Number: 376301-S
- Callout Name: 6026
$0.00
- MANIFOLD (EXHAUST)
-392016-S430
Screw And Washer Assy- Bolt; 3/8" x 1". For Cast manifold only.
- Fit Note: 8 Cyl 5.0L
- Require Quantity: 9
- Package Quantity: 1
- Base Number: 392016-S430
- Callout Name: 9430
$18.75 $13.731 - XL2Z-9430-CA
Manifold Assy - Exhaust- RH; Cast Manifold. Use only with LH "Cast" manifold. Includes F1AZ,9F485,A Fitting (Male both ends M22 thread) , FROM 2/1/98
- Location: Passenger Side
- Fit Note: 8 Cyl 5.0L
- Base Number: 9430
- Callout Name: 9430
$662.63 $477.001 
- -391961-S300
Bolt- Bolt; 3/8 x 2 1/8". For Cast manifold only.
- Fit Note: 8 Cyl 5.0L
- Require Quantity: 22
- Package Quantity: 1
- Base Number: 391961-S300
- Callout Name: 9430
- HEAD (CYLINDER)
F4ZZ-6E086-A
Insert- Insert used to mount the power steering brkt to head
- Fit Note: 8 Cyl 5.0L
- Require Quantity: 4
- Package Quantity: 2
- Base Number: 351418-S
- Callout Name: 6049
$22.782 
- F87Z-6049-BA
Cylinder Head Assy- Excls. valves
- Fit Note: 8 Cyl 5.0L
- Require Quantity: 2
- Package Quantity: 1
- Callout Name: 6049
F1TZ-6023-A
POINTER (TIMING)Pointer Assy - Ignition Timing- Fit Note: 8 Cyl 5.0L
- Base Number: 6023
- Callout Name: 6023
$53.50 $37.241
XL2Z-6890-AA
INSERT (OIL FILTER MOUNTING BOLT)Insert- Fit Note: 8 Cyl 5.0L
- Base Number: 6890
- Callout Name: 6890
$13.731
- THERMOSTAT (WATER)
FOZZ-8592-B
Connection - Water Outlet- Connector, BEFORE 8/9/99
Connector, FROM 8/9/99 - Fit Note: 8 Cyl 5.0L
- Base Number: 8592
- Callout Name: 8575
$186.67 $123.201 
F87Z-8255-CA
Gasket- Gasket, BEFORE 8/9/99
Gasket, FROM 8/9/99 - Fit Note: 8 Cyl 5.0L
- Base Number: 8255
- Callout Name: 8575
$11.36 $7.311- Gasket, BEFORE 8/9/99
XL2Z-8575-AB
Thermostat Assy- #XL2E 8575-AB (same as XL2Z 8575-AA, except new and improved jiggle pin), FROM 8/9/99
- Fit Note: 8 Cyl 5.0L
- Callout Name: 8575
- Replaced By: XR3Z-8575-BA
$11.31 $7.091
- GASKET (CYLINDER FRONT COVER)
- MANIFOLD (INTAKE)
-391444-S36
Stud- Stud 5/16 - 18 x 3.05 Hex Shoulder. Attach lower intake manifold to cylinder head
- Fit Note: 8 Cyl 5.0L
- Require Quantity: 3
- Package Quantity: 1
- Base Number: 391444-S36
- Callout Name: 9424
$18.75 $13.731 
-387822-S36
Stud- ( ) Stud-5/16-18-18 x 3.5 hex shoulder. Attach 9424(lower) to cylinder head
- Fit Note: 8 Cyl 5.0L
- Base Number: 387822-S36
- Callout Name: 9424
- -390358-S8
Bolt 5/16-18X1.75 He- (BB-551-DM) Bolt (att. upper to lower 9424) 5/16" - 18 - 1 3/4"/
- Fit Note: 8 Cyl 5.0L
- Base Number: 390358-S8
- Callout Name: 9424
-391443-S8
Bolt- (BB-449-U) Bolt 5/16-18 x 2.06 hex whsr head pilot (Attach intake manifold to cyl. head)
- Fit Note: 8 Cyl 5.0L
- Require Quantity: 8
- Package Quantity: 1
- Callout Name: 9424
- XL2Z-9424-BA
Manifold Assy - Inlet- Upper - Includes 9J459 EGR Control & 9J460 Sensor, For external type EGR
- Location: Upper
- Fit Note: 8 Cyl 5.0L
- Base Number: 9424
- Callout Name: 9424
- XL2Z-9424-EA
Manifold Assy - Inlet- Upper - Excludes bolt on parts, For external type EGR, FROM 8/10/98
- Location: Upper
- Fit Note: 8 Cyl 5.0L
- Base Number: 9424
- Callout Name: 9424
- COVER ASY. (CYLINDER FRONT)
-388551-S2
Stud 5/16-18-18X3.34 Hex Shield- (WW-135-C) - Stud (cover to blk.) - 5/16" - 18 - 18 x 3 5/16"
- Fit Note: 5.0L
- Base Number: 388551-S2
- Callout Name: 6019
$18.75 $13.731 
-56126-S21
Bolt- 5/16-18 X 2.00 Front cover to block
- Fit Note: 5.0L
- Require Quantity: 2
- Package Quantity: 1
- Callout Name: 6019
- Replaced By: -56126-S36
$18.75 $13.731- F67Z-6019-AA
Cover Assy - Cylinder Block Front- Seal and cover
- Fit Note: 5.0L
- Base Number: 6019
- Callout Name: 6019
C3AZ-12270-A
CLAMP (DISTRIBUTOR CYLINDER HEAD)Clamp- Fit Note: 8 Cyl 5.0L
- Base Number: 12270
- Callout Name: 12270
$58.55 $36.711
E9DZ-6C626-A
WASHER (LOW OIL LEVEL SENSOR)Washer- Fit Note: 8 Cyl 5.0L
- Base Number: 6C626
- Callout Name: 6C626
$28.14 $20.591
F3ZZ-6065-E
BOLT (CYLINDER HEAD)Bolt - Cylinder Head- KIT - Incl. Studs & Bolts for 1 cyl. head repair.
KIT-Incl. Studs & Bolts for 1 cyl. head repair. - Fit Note: 8 Cyl 5.0L
- Require Quantity: 2
- Package Quantity: 1
- Base Number: 6065
- Callout Name: 6065
$52.33 $38.301
F67Z-9E933-AA
GASKET TO INTAKE MANIFOLD (AIR CHARGE CONTROL)Gasket- Fit Note: 8 Cyl 5.0L
- Callout Name: 9E936
- Replaced By: F67Z-9E936-AA
$4.60 $2.961
XL2Z-6C324-AA
VALVE (POSITIVE CRANKCASE VENTILATION)-(P.C.V.)Connector- Hose & valve asy.
- Fit Note: 8 Cyl 5.0L
- Base Number: 6C324
- Callout Name: 6A666
$70.00 $38.431
- COVER ASY. (VALVE ROCKER ARM)
-390819-S2
Bolt - Hex. Head - Flanged- (Bolt 1/4 X 20 X .65 Hex hd.)
- Fit Note: 5.0L
- Base Number: 390819-S2
- Callout Name: 6582
-391009-S2
Stud-1/4-20-20X2.00- (Stud 1/4 X 20 X 20 X 2.00 Hex hd.)
- Fit Note: 5.0L
- Base Number: 391009-S2
- Callout Name: 6582
C2OZ-6266-B
PLUG (CAMSHAFT REAR BEARING)Cover- #C20E 6266-A
- Fit Note: 8 Cyl 5.0L
- Base Number: 6266
- Callout Name: 6266
E7AZ-6A674-A
REINFORCEMENT (OIL PAN)Reinforcement- REINFORCEMENT (OIL PAN)
- Location: Passenger Side
- Fit Note: 8 Cyl 5.0L
- Base Number: 6A674
- Callout Name: 6A674
F1SZ-8507-A
GASKET (WATER PUMP HOUSING AND CYLINDER)Gasket - Water Pump- GASKET (WATER PUMP HOUSING AND CYLINDER)
- Fit Note: 8 Cyl 5.0L
- Base Number: 8507
- Callout Name: 8507
F3LY-6C624-A
SENSOR ASY. (LOW OIL LEVEL)Sensor Assy- W/steel oil pan
- Fit Note: 8 Cyl 5.0L
- Base Number: 6C624
- Callout Name: 6C624
F4ZZ-9439-B
GASKET (INTAKE MANIFOLD TO CYLINDER HEAD)Gasket - Intake Manifold- Fit Note: 8 Cyl 5.0L
- Require Quantity: 2
- Package Quantity: 1
- Base Number: 9439
- Callout Name: 9439
F6TZ-6051-KA
GASKET (CYLINDER HEAD)Gasket - Cylinder Head- Fit Note: 8 Cyl 5.0L
- Require Quantity: 2
- Package Quantity: 1
- Base Number: 6051
- Callout Name: 6051
F87Z-12A406-AA
SHIELD ASY. (SPARK PLUG HEAT)Shield- SHIELD ASY. (SPARK PLUG HEAT)
- Fit Note: 8 Cyl 5.0L
- Require Quantity: 2
- Package Quantity: 1
- Callout Name: 12A406
F87Z-6010-BA
BLOCK ASY. (CYLINDER)Cylinder Block- BLOCK ASY. (CYLINDER)
- Fit Note: 8 Cyl 5.0L
- Callout Name: 6010
F87Z-8501-CA
PUMP ASY. (WATER)Pump Assy - Water- PUMP ASY. (WATER)
- Fit Note: 8 Cyl 5.0L
- Base Number: 8501
- Callout Name: 8501
XL2Z-6750-BA
INDICATOR ASY. (OIL LEVEL)Indicator Assy - Oil Level- Fit Note: 8 Cyl 5.0L
- Base Number: 6750
- Callout Name: 6750
XL2Z-6754-AA
TUBE ASY. (OIL LEVEL INDICATOR)Tube - Oil Level Indicator- Fit Note: 8 Cyl 5.0L
- Base Number: 6754
- Callout Name: 6754
- XL2Z-9433-AA
GASKET SET (MANIFOLD)Kit - Gasket- GASKET SET (MANIFOLD)
- Fit Note: 8 Cyl 5.0L
- Base Number: 9433
- Callout Name: 9433
Genuine Ford Parts, the Right Choice
FordPartsGiant.com offers the wholesale prices for genuine 1999 Mercury Mountaineer parts. Parts like Cylinder Block - External 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 5.0L. Transmission: 5AT 5R55E.