1974 Ford Mustang Tune-up Information
| 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 | 
| 1974 | 4-140 | CW | ARGF52 | .044 | 35-41 | .027 | 6B @750 | 6B @750 |  | 3.4-4.5 | 750 | 750 | 
| 6-171 | CW | ARGF42 | .044 | 35-41 | .024 | 12B | 12B |  | 3.4-4.5 | 750 | 650 | 
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* Not applicable, solid state ignition
*** All timing marks on this chart are Before Top Dead Center (BTDC)
 
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