2001 FORD F150 SPARK ADVANCE

  • Tiny
  • donkoishor
  • 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.

Saturday, July 17th, 2010 AT 4:42 PM

1 Answer

  • Tiny
  • Jacobandnickolas
  • Expert
  • 68,287 posts

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.

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Sunday, July 18th, 2010 AT 1:28 AM

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