1987 Ford F-600 EXHAUST BACKFIRE

1987 FORD F-600
43,000 MILES • V8 • 2WD • AUTOMATIC
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GORKLLC
  • MEMBER
  • 1 POST
CAN YOU GIVE ME SUGGESTIONS TO FIX AN EXHAUST BACKFIRE. IT ONLY HAPPENS AT IDLE OR WHEN I REV THE ENGINE AS IT THROTTLES DOWN.
Oct 17, 2010 at 10:09 PM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Check the ignition timing and air injection system-such as the diverter valve/check valve
Oct 17, 2010 at 10:22 PM
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