Mechanics

F150 SPARK ADVANCE

2001 Ford F-150

Computer problem
2001 Ford F150 V8 Four Wheel Drive Automatic 140000 miles

I have a diablo sport performance tuner and I want to advance spark how far advance is safe 4.6 liter? Im hoping to improve gas mileage and gitty up and go from stand still.
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Donkoishor
July 17, 2010.



We recommend staying with the manufacturer's recommendations. If you want to advance it, stop right you get a valve ping or difficulty cranking the engine when starting.