Operation CHARM
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Ford Truck
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1987
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E 350 Van V8-460 7.5L VIN L 4-BBL
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Repair and Diagnosis
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Powertrain Management
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Tune-up and Engine Performance Checks
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Ignition Timing
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Testing and Inspection
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Non-TFI IV
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Steps 10 Through 12
Steps 10 Through 12
Spark Timing, Steps 10 thru 12:
