×
- Live Chat
- 1-888-788-9341
My Garage
My Account
Cart
Cylinder Block - Internal Parts fit your 1981 Ford Mustang 8 Cyl 5.0L 4-Speed Manual Transmission
Currently shopping for
1981 Ford Mustang
Change VehicleVehicle Options
8 Cyl 5.0L; 4-Speed Manual TransmissionVehicle Options
8 Cyl 5.0L; 4-Speed Manual TransmissionCategories Close X
Currently selected
Engine
- Camshaft Gear And Bearings
- Crankshaft And Flywheel
- Cylinder Block - External Parts
- Cylinder Block - Internal Parts
- Cylinder Block Crankcase Ventilation System
- Cylinder Block Engine Assy.
- Cylinder Head, Valves & Related Parts
- Engine Supports
- Engine Supports - Piston And Connecting Rod
- Engine Supports Oil Filter (Spin-On Type)
- Engine Supports Oil Pump
- Engine Supports Valves, Push Rods And Rocker Arm Cover
Other Categories
Air Conditioner, Radios & Shock Absorbers
Alternator, Regulator, Battery, Starter & Distributor
Body Front & Floor
Body Sides & Quarter
Fenders & Hood
Frame, Exhaust System, Spring & Stabilizer
Front Suspension & Steering
IT Interior Trim Parts
Lamps & Wiring
Manual Transmission
Radiator & Grill
Rear Axle & Drive Shaft
Roof, Back, Luggage Compartment & Tailgate
SM Body Sheet metal
Seats
Speedometer, Bumpers, Mirrors & Wipers
Wheels & Brakes
Parts Questions
Sort by:
Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
Part Description
- SEAL (OIL)
E6DZ-6700-A
Seal Assy - Crankshaft Oil - Front- CRANKSHAFT FRT.
Crankshaft front - Location: Front
- Base Number: 6700
- Callout Name: 6700
$33.00 $23.171 - CRANKSHAFT FRT.
E7FZ-6700-A
Seal Assy - Crankshaft Oil - Front- Crankshaft - front
- Location: Front
- Base Number: 6700
- Callout Name: 6700
$12.20 $8.561
E8ZZ-6700-A
Seal Assy - Crankshaft Oil - Front- (1)USED ON CRANKSHAFT(1)ON CAMSHAFT(1)ON AUX. SHAFT
- Require Quantity: 3
- Package Quantity: 1
- Base Number: 6700
- Callout Name: 6700
- TAPPET ASY. (VALVE)
$9.48 $6.108 
$60.36 $39.841- C8AZ-6500-A
Tappet - Valve- Hydraulic
- Require Quantity: 12
- Package Quantity: 1
- Base Number: 6500
- Callout Name: 6500
- COVER (CYLINDER FRONT)
-388433-S2
Stud 5/16-18-3/8-16X5.40 Hex S- (WW-123-KK)-STUD (6019 & 8501 TO BLOCK)- 5/16"-18 X 3/8"-16 X 5.40" HEX.
- Require Quantity: 3
- Package Quantity: 1
- Base Number: 388433-S2
- Callout Name: 6019
$15.00 $13.731 - -388192-S
Pin 0.48X0.56 Slotted Spg Spl- (NN-124-E)-PIN (FRONT COVER TO BLOCK)-1/2" O.D.- 7/16" I.D. X 9/16" LONG-SPLIT DOWEL
(NN-124-E)-PIN (FRONT COVER TO BLOCK)-1/2" OD- 7/16" ID X 9/16" LONG-SPLIT DOWEL - Base Number: 388192-S
- Callout Name: 6019
$13.732 
-388434-S2
Stud 3/8-16-5/16-18X 6.6 Hex S- (WW-123-KL) STUD-(8501 &6019 TO 6010)-3/8-16-5/16-18X6.60
- Base Number: 388434-S2
- Callout Name: 6019
- Replaced By: -388433-S2
$15.00 $13.731
-388551-S2
Stud 5/16-18-18X3.34 Hex Shield- (WW-135-C) Stud-(6019 to 6010)-5/16-18x3.09
- Base Number: 388551-S2
- Callout Name: 6019
$18.75 $13.731
- -388552-S8
Stud 5/16-18-18X3.09- (WW-135-AN) STUD-(6019 TO 6010)-5/16-18X3.34
- Base Number: 388552-S8
- Callout Name: 6019
- -56526-S36
Bolt 5/16 18X2 00 Hex Flange- (B-319-W)-BOLT (COVER TO BLOCK)-HEX. WASHER HD.- 5/16"-18 X 2"
(B-319-W)-bolt (cover and timing pointer to block)-5/16"-18 x 2"-hex. hd. - Callout Name: 6019
-N602529-S2
Screw- (AB-53-A) BOLT (LWR CVR. TO 6010)-M6 X 20 (METRIC COARSE)
- Require Quantity: 4
- Package Quantity: 1
- Base Number: N602529-S2
- Callout Name: 6019
E7PZ-6019-A
Cover - Front- ALL W/EEC W/O DIPSTICK HOLE IN FRT. COVER , INCL. PLUG FOR VEHICLES W/ DIPSTICK HOLE IN CYL. BLOCK-USED W/O TBI CARBURETION
- Callout Name: 6019
E8ZZ-6026-A
Plug- (PP-4) - PLUG (HOLE IN FRONT COVER) - BUTTON
- Callout Name: 6019
- Replaced By: -377936-S
- PUMP ASY. (OIL)
-376099-S
Obsolescence - Policy- (PP-73-A)-PLUG (OIL PUMP BODY)-CUP 3/4"
- Callout Name: 6600
- Replaced By: -W720518-S437U
$2.13 $1.244 
-382802-S2
Nut - Hex.- (MM-173-JB)-NUT (ATT. 6600 TO 6010) 3/8"-16 HEX.
- Base Number: 382802-S2
- Callout Name: 6600
-34807-S8
Lockwasher- (X-66)-WASHER-LOCK-3/8"
- Require Quantity: 2
- Package Quantity: 1
- Base Number: 34807-S8
- Callout Name: 6600
C2OZ-6600-A
Pump Assy - Oil- Rotor type - hex drive - incl. (1) EOAZ-6626-A gasket
- Base Number: 6600
- Callout Name: 6600
- HEAD (CYLINDER)
F1ZZ-6026-B
Plug - Engine- (P-15) PLUG (FRT. & RR. OIL GALLEY IN 6049)-HEX. RECESSED-1/4"-18
- Base Number: 87837-S
- Callout Name: 6049
$3.18 $2.232 
-351418-S
Insert- (UU-136) - INSERT (PLUG T/E HOLE IN HD)- 5/8"- 11 X 7/16"-14 X 1 1/8"-ALSO REFER TO 6E086
(UU-136)-INSERT (REDUCER FOR HOLES IN HEAD)-5/8"-11 X 7/16" - 14 X 1 1/8"
(UU-136)-Insert (reducer for holes in head)-5/8"-11 x 7/16"-14 x 1 1/8" - Require Quantity: 2
- Package Quantity: 1
- Callout Name: 6049
-376301-S
Plug - Expansion- (PD-67-A)-PLUG (CYL. HEAD THERMACTOR HOLES)-1/2"
- Require Quantity: 2
- Package Quantity: 1
- Base Number: 376301-S
- Callout Name: 6049
$0.00
- BLOCK ASY. (CYLINDER)$3.18 $2.232
-352532-S2
Plug- (PP-60)-PLUG (OIL LEVEL INDICATOR HOLE FRT OR RR)-CUP
- Require Quantity: 25
- Package Quantity: 1
- Callout Name: 6010
- F1ZZ-6026-B
CAMSHAFT ASY.Plug - Engine- (P-15) PLUG (GALLEY IN 6250)-1/4-18 X .41" PIPE
- Base Number: 87837-S
- Callout Name: 6250
$3.18 $2.232
- KEY (VALVE SPRING RETAINER)
$0.43 $0.2716 
$0.00
- BEARING (CONNECTING ROD)
D7FZ-6211-A
Bearing - Connecting Rod- STANDARD RED - UPPER AND LOWER - W/OIL HOLE
- Require Quantity: 8
- Package Quantity: 1
- Base Number: 6211
- Callout Name: 6211
$8.92 $6.421 
C2OZ-6211-R
Bearing - Connecting Rod- STD.-UPPER & LOWER
- Location: Upper And Lower
- Require Quantity: 16
- Package Quantity: 1
- Base Number: 6211
- Callout Name: 6211
- WASHER (CRANKSHAFT PULLEY RETAINING)
$16.67 $11.701 
$42.33 $29.725
- BOLT (FLYWHEEL ATTACHING)
E1FZ-6379-A
Bolt - Hex.Head- ALL MTX ``BEFORE 2/7/83" , M10 x 23
- Require Quantity: 6
- Package Quantity: 6
- Base Number: 6379
- Callout Name: 6379
$11.25 $7.906 
FOCZ-6379-A
Bolt - Hex.Head- ALL A/T , M10 x 20
ALL ATX , M10 x 20 - Require Quantity: 6
- Package Quantity: 4
- Callout Name: 6379
- Replaced By: FOCZ-6379-AMS
$112.554- ALL A/T , M10 x 20
- B8AZ-6379-A
Bolt - Hex.Head- 7/16"-20 X 15/16"-USED WITH 6A366 PLATE
- Require Quantity: 6
- Package Quantity: 1
- Callout Name: 6379
D2AZ-6379-B
Bolt - Hex.Head- 7/16" -20 X 3/4" -USE WITHOUT 6A366 PLATE
- Require Quantity: 6
- Package Quantity: 1
- Base Number: 6379
- Callout Name: 6379
- D4FZ-6379-A
Bolt - Hex.Head- ALL M/T , M10 X 1 X 28.6
- Require Quantity: 6
- Package Quantity: 1
- Base Number: 6379
- Callout Name: 6379
- RING SET (PISTON)
E4FZ-6148-A
Kit - Piston Ring- Std. & .10mm/.003" O/S
- Require Quantity: 2
- Package Quantity: 1
- Callout Name: 6148
$33.57 $24.571 
C3AZ-6148-F
Kit - Piston Ring- F EXC. H/O OR 4V , STD. & .003" O/S
- Require Quantity: 4
- Package Quantity: 1
- Base Number: 6148
- Callout Name: 6148
- BEARING (CRANKSHAFT MAIN) AND 6337
XW7Z-6D309-AZA
Bearing - Crankshaft Main- .010" U/S - LOWER - CENTER, SERVICE ONLY COMPLETE KIT
.010" U/S - UPPER & LOWER - ALL EXC. CENTER POSITION, SERVICE ONLY COMPLETE KIT
.010" U/S - UPPER - CENTER, SERVICE ONLY COMPLETE KIT - Callout Name: 6333
$51.64 $37.801 
- D4FZ-6333-A
Bearing - Crankshaft Main- Standard Red - Upper & lower - all exc. center position
- Require Quantity: 8
- Package Quantity: 1
- Base Number: 6333
- Callout Name: 6333
- D4FZ-6337-A
Bearing - Crankshaft Main Thrust- Standard Red - Upper - center
- Location: Upper Center
- Callout Name: 6333
- D4FZ-6337-G
Bearing-Crankshaft Mn Thr-Lw- STANDARD RED - LOWER - CENTER
- Location: Lower Center
- Callout Name: 6333
- D4FZ-6337-H
Bearing - Crankshaft- STANDARD BLUE - LOWER - CENTER
- Location: Lower Center
- Callout Name: 6333
- D5DZ-6333-A
Bearing Crankshaft Mn Up- STD.UPPER ALL EXC. THRUST BEARING
- Require Quantity: 6
- Package Quantity: 1
- Base Number: 6333
- Callout Name: 6333
- D5DZ-6333-B
Set Of Bearings-Crankshaft- STD. LOWER ALL EXC. THRUST BEARING
- Require Quantity: 6
- Package Quantity: 1
- Base Number: 6333
- Callout Name: 6333
- E1FZ-6333-A
Bearing - Crankshaft Main- STD. RED-UPPER & LOWER EXC. UPPER CENTER
- Location: Upper Center
- Require Quantity: 9
- Package Quantity: 1
- Callout Name: 6333
- E1FZ-6333-B
Bearing - Crankshaft Main- STD. BLUE-UPPER & LOWER EXC. UPPER CENTER
- Location: Upper Center
- Require Quantity: 9
- Package Quantity: 1
- Callout Name: 6333
- E2FZ-6337-A
Bearing - Crankshaft Main Thrust- STD. RED - UPPER CENTER
- Location: Upper Center
- Callout Name: 6333
XW7Z-6D309-AYA
Bearing - Crankshaft Main- STANDARD BLUE - UPPER & LOWER - ALL EXC. CENTER POSITION, COMPLETE SERVICE KIT ONLY
STANDARD BLUE - UPPER - CENTER, COMPLETE SERVICE KIT ONLY - Base Number: 6337
- Callout Name: 6333
- XW7Z-6D309-BAA
Bearing - Crankshaft Main- .020" U/S - LOWER - CENTER, SERVICE ONLY COMPLETE KIT
.020" U/S - UPPER & LOWER - ALL EXC. CENTER POSITION, SERVICE ONLY COMPLETE KIT
.020" U/S - UPPER - CENTER, SERVICE ONLY COMPLETE KIT - Callout Name: 6333
- ARM (VALVE ROCKER)
E1FZ-6564-A
Arm Assy - Valve Rocker- Require Quantity: 8
- Package Quantity: 1
- Base Number: 6564
- Callout Name: 6564
$22.20 $16.251 
EOAZ-6564-B
Arm Assy - Valve Rocker- Require Quantity: 16
- Package Quantity: 1
- Base Number: 6564
- Callout Name: 6564
$15.53 $10.901- D8FZ-6564-A
Arm Assy - Valve Rocker- Require Quantity: 8
- Package Quantity: 1
- Base Number: 6564
- Callout Name: 6564
E3TZ-7007-A
PLATE (TRANS. ENGINE REAR COVER)Plate - Cylinder Block Rear- Steel cover
- Callout Name: 7007
$121.92 $89.231
- VALVE (EXHAUST)
E43Z-6505-A
Valve - Exhaust- ALL EXC. T/C , STD. DIA.-.341"
- Require Quantity: 4
- Package Quantity: 1
- Base Number: 6505
- Callout Name: 6505
$69.50 $48.371 - E4AZ-6505-A
Valve - Exhaust- Std. dia.-.3418"-6550 not reqd.
- Require Quantity: 8
- Package Quantity: 1
- Callout Name: 6505
- E4FZ-6505-A
Valve - Exhaust- STD.
- Require Quantity: 4
- Package Quantity: 1
- Base Number: 6505
- Callout Name: 6505
- VALVE (INTAKE)
$18.75 $13.731 
E8ZZ-6507-A
Valve - Inlet- ALL EXC. T/C , STANDARD
- Require Quantity: 4
- Package Quantity: 1
- Base Number: 6507
- Callout Name: 6507
$59.00 $41.061
- SEAL (VALVE STEM)
E7ZZ-6571-A
Seal - Valve Stem- Intake - standard
- Require Quantity: 4
- Package Quantity: 1
- Base Number: 6571
- Callout Name: 6571
$18.75 $13.731 
E7ZZ-6571-B
Seal - Valve Stem- EXHAUST-STD.
- Require Quantity: 4
- Package Quantity: 1
- Base Number: 6571
- Callout Name: 6571
E8DZ-6701-A
PACKING/SEAL (CRANKSHAFT REAR OIL)Seal Assy - Crankshaft Oil- ALSO SERV. IN 6335 ASSY.
- Callout Name: 6701
- Replaced By: F37Z-6701-A
$35.83 $24.511
- GASKET (OIL PUMP BODY TO INLET TUBE)
$18.75 $13.731
-377850-S
DAMPER ASY. (CRANKSHAFT VIBRATION)Bolt- (BB-273-A)-BOLT (DAMPER & WASHER TO CRANKSHAFT)- HEX. HEAD-5/8"-18 X 2" - ALSO REFER TO 6A340
- Base Number: 377850-S
- Callout Name: 6316
- PULLEY ASY. (CRANKSHAFT OUTER)
-42998-S36
Bolt 3/8-16X1.00 Hex- (B-252-A) Bolt crankshaft pulley to damper)-hex. hd. 3/8"-16 x 1"
(B-252-A)-PULLEY TO DAMPER- (HEX. HD.) 3/8"-16 X 1" - Base Number: 42998-S36
- Callout Name: 6A312
- ECCENTRIC (CAMSHAFT FUEL PUMP DRIVE)
-43002-S2
Bolt 3/8-16 X 1.50- (B-257)-BOLT (ECCENTRIC & SPROCKET TO CAMSHAFT)- HEX. SLOTTED HD.-3/8"-16 X 1 1/2" - (8/94)
(B-257)-BOLT (ECCENTRIC & SPROCKET TO CAMSHAFT)- HEX. SLOTTED HD.-3/8"-16 X 1 1/2" - (8/94) , EXC. H/O
(B-257)-BOLT (ECCENTRIC AND SPROCKET TO CAMSHAFT)-HEX.SLOTTED HD.-3/8"-16 X 1/2" - (8/94) - Base Number: 43002-S2
- Callout Name: 6287
$0.00
-E601313-S72
SPROCKET CAMSHAFT/JACK SHAFT (CAMSHAFT)Bolt - Hex.Head- BOLT (LOWER SPROCKET TO AUX. SHAFT)- M10 X 40 (METRIC COARSE)
- Callout Name: 6256
- BOLT OR STUD (CRANKSHAFT MAIN BEARING CAP)
C2OZ-6345-A
Bolt - Bearing Cap- Hex. head - 7/16" -14 x 3 5/32"
- Require Quantity: 10
- Package Quantity: 1
- Callout Name: 6345
- C6TZ-6345-C
Bolt - Bearing Cap - Hex. Head- Stud - Att. screen & cvr to brg. cap - 3/8" -16 7/16" x 14 - 4 3/32"
- Base Number: 6345
- Callout Name: 6345
D4FZ-6345-A
Bolt - Bearing Cap - Hex. Head- M12 - 1.75 X 80
- Require Quantity: 9
- Package Quantity: 1
- Base Number: 6345
- Callout Name: 6345
- E5ZZ-6345-A
Bolt - Bearing Cap - Hex. Head- Stud - M12 - M10 x 109
- Base Number: 6345
- Callout Name: 6345
F1CZ-6345-A
Bolt- BOLT M12 X 1.75 X 80.7 (METRIC)
- Require Quantity: 10
- Package Quantity: 1
- Base Number: 6345
- Callout Name: 6345
- NUT (CONNECTING ROD)
- E2FZ-6212-A
Nut - Hex.- M8 x 1
- Require Quantity: 8
- Package Quantity: 1
- Base Number: 6212
- Callout Name: 6212
C9OZ-6565-B
ROD (VALVE PUSH)Rod - Valve Push- STD.
- Require Quantity: 16
- Package Quantity: 1
- Callout Name: 6565
- RETAINER (VALVE SPRING)
D3OZ-6514-A
Retainer Assembly-Valve Spr- Exhaust
- Require Quantity: 8
- Package Quantity: 1
- Base Number: 6514
- Callout Name: 6514
- F1DZ-6514-A
Retainer - Valve Spring- UPPER - INTAKE & EXHAUST
- Location: Upper
- Base Number: 6514
- Callout Name: 6514
D4AZ-6517-A
SLEEVE (VALVE SPRING RETAINER)Sleeve- Require Quantity: 8
- Package Quantity: 1
- Base Number: 6517
- Callout Name: 6517
D4FZ-6261-C
BEARING (CAMSHAFT)Bearing - Camshaft- STD. ID AND OD
- Require Quantity: 4
- Package Quantity: 1
- Base Number: 6261
- Callout Name: 6261
- SPRING (VALVE)
D5OZ-6513-A
Spring - Valve- EXC. H/O , Exhaust
Exhaust - Require Quantity: 8
- Package Quantity: 1
- Base Number: 6513
- Callout Name: 6513
$0.00 - EXC. H/O , Exhaust
DOOZ-6513-B
Spring - Valve- EXC.H/O , Intake
Intake - Require Quantity: 8
- Package Quantity: 1
- Base Number: 6513
- Callout Name: 6513
$0.00- EXC.H/O , Intake
D8AZ-6A527-A
BOLT OR STUD (VALVE ROCKER ARM)Screw- Require Quantity: 16
- Package Quantity: 1
- Base Number: 6A527
- Callout Name: 6A527
- WASHER (CAMSHAFT SPROCKET)
- BELT OR CHAIN (TIMING)
- $0.00
- SCREEN COVER AND TUBE ASY. (OIL PUMP)
- SEAT (VALVE ROCKER ARM FULCRUM)
E53Z-6A528-A
Seat - Valve Rocker Arm Fulcrum- Require Quantity: 16
- Package Quantity: 1
- Base Number: 6A528
- Callout Name: 6A528
- E7FZ-6A528-A
Seat - Valve Rocker Arm Fulcrum- Require Quantity: 8
- Package Quantity: 1
- Base Number: 6A528
- Callout Name: 6A528
- F3TZ-6261-AA
BEARING (CAMSHAFT FRONT)Bearing - Camshaft- STD. ID & OD
Std. I.D. & O.D. - Base Number: 6261
- Callout Name: 6261
- STD. ID & OD
F3TZ-6262-AA
BEARING (CAMSHAFT CENTER)Bearing - Camshaft- STD. ID & OD
- Base Number: 6262
- Callout Name: 6262
F3TZ-6263-AA
BEARING (CAMSHAFT REAR)Bearing - Camshaft- STD. ID & OD
- Base Number: 6263
- Callout Name: 6263
F3TZ-6267-AA
BEARING (CAMSHAFT FRONT INTERMEDIATE)Bearing - Camshaft- STD. ID & OD
Std. I.D. & O.D. - Base Number: 6267
- Callout Name: 6267
- STD. ID & OD
- F3TZ-6270-AA
BEARING (CAMSHAFT REAR INTERMEDIATE)Bearing - Camshaft- STD. ID & OD
Std. I.D. & O.D. - Base Number: 6270
- Callout Name: 6270
- STD. ID & OD
Genuine Ford Parts, the Right Choice
FordPartsGiant.com offers the wholesale prices for genuine 1981 Ford Mustang parts. Parts like Cylinder Block - Internal 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: 4MT.