1975 Mustang – Tune Up Information

1975 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
1975 4-140 CW ARGF52 .034 * * 6B [4] 6B [4] 3.4-4.5 750 650
6-171 CW ARGF42 .034 * * 6B [5] 10B [6] 3.4-4.5 850 750
8-302 CCW ARF42 .044 * * NA 6B [2] 5.5-6.5 NA 750
140 Calif CW ARGF52 .034 * * 6B [4] 10B [4] 3.4-4.5 750 650
170 Calif CW ARGF42 .034 * * 6B [5] 8B [6] 3.4-4.5 850 700
302 Calif CCW ARF42 .044 * * NA 6B [2] 5.5-6.5 NA 700

* Not applicable, solid state ignition

*** All timing marks on this chart are Before Top Dead Center (BTDC)

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