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Home >> Ford >> 1990 >> Pickup F250, 2D Pickup, 5.0 N, 4WD, Standard, M5OD-R2 >> Repair and Diagnosis >> Engine Performance >> Engine Controls - Adjustments >> Ignition Timing >> Notes

Ignition Timing: Notes

NOTE: On 2.3L & 4.0L engines, spark timing is computer controlled. No adjustment is possible.