1984 Ford Mustang Tune-up Information
Maintenance Schedule
| Maintenance interval |
7,500
|
15,00
|
22,500
|
30,000
|
37,500
|
45,000
|
52,500
|
60,000
|
| Change engine oil & filter every 6 month or mileage |
x
|
x
|
x
|
x
|
x
|
x
|
x
|
x
|
| Replace spark plugs |
x
|
x
|
||||||
| Change crankcase Emission filter |
x
|
x
|
||||||
| Inspect accessory drive belts |
x
|
x
|
||||||
| Replace PCV valve |
x
|
x
|
x
|
x
|
||||
| Change engine coolant at 6 months or at mileage |
x
|
x
|
||||||
| Replace air cleaner filter |
x
|
x
|
||||||
| Check belat, hoses & clamps |
x
|
x
|
||||||
| check exhaust heat shields |
x
|
x
|
||||||
| Lub steering and suspension |
x
|
x
|
x
|
x
|
||||
| Inspect breaking system |
x
|
x
|
||||||
| Inspect & replace front wheel bearings |
x
|
x
|
| Year | Engine | Spark Plugs | Distributor | Timingº | Intake Valve opens | Fuel pump press | Idle speed | |||||
| Cyl cid |
rotation | Type | Gap | Dwell | Gap | Man | A/T | Man | A/t | |||
| 1984 | 140 | CW | AWSF 42 | .044 | * | * | 6B | 20B | 5.0-7.0 | 850 | 800 | |
| 140 turbo | CW | AWSF 32C | .034 | * | * | 10BB | 12B | 39 | 700 | NA | ||
| 232ci 3.8L | CW | AWSF 54-C | .054 | * | * | 6B | 4B | 39 EFI or 6-8 carb. |
Note #8 | Note #8 | ||
| 302 | CCW | ASF 52 | .044 | * | * | 6B | 4B | 700 | 550 | |||
* Not applicable, solid state ignition
*** All timing marks on this chart are Before Top Dead Center (BTDC)
Always use the engine compartment sticker if it disagrees with this or any chart.
- At 750 RPM
- At 650 RPM
- Lowest reading within 75% of highest
- At 550 RPM
- At 850 RPM
- At 700 RPM
- At 500 RPM
- Refer to engine compartment sticker
- 9 Degrees before top dead center
| Lubricant capacities | ||
| Engines – Quarts less oil filter | ||
| 4 Cyllinder | 1984 | 4 or 4.5 if turbo |
| 6 cylinder | 1984 | 4 |
| 8 cylinder | 1984 | 4 |
| Manual transmissions in pints | ||
| 2.8L 140ci | 1984 | 2.8 or 5.6 if turbo |
| 3.8L 232 ci | 1984 | NA |
| 5.0L 302 ci | 1984 | 5.6 |
| Automatic transmissions, in quarts | ||
| 2.8L 140ci | 1984 | 16, NA in Turbo |
| 3.8L 232 ci | 1984 | 22.0 |
| 5.0L 302 ci | 1984 | 24.6 |
| Differential – Maintain to filler hole. | ||
| 7.5″ | 1984 | 3.5 pints in conventional, 3.5 in limited slip, 3.75 in FORD limited slip |
| Fuel tank capacity is 15.4 gallons all models | ||
| Cooling system capacity | ||
| 2.8L 140ci | 1984 | 9.6 or if equipped with A/C is 9.4, turbo is 10.5 Quarts |
| 3.8L 232 ci | 1984 | 10.7 quarts with A/C 10.8 Quarts |
| 5.0L 302 ci | 1984 | 13.1 quarts with A/C 13.4 |
