EXHAUST BACKFIRE

1987 Ford F-600

Tiny

GORKLLC

October, 17, 2010 AT 10:09 PM

Engine Performance problem
1987 Ford F-600 V8 Two Wheel Drive Automatic 43,000 miles

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.

1 Answer

Tiny

rasmataz

October, 17, 2010 AT 10:22 PM

Check the ignition timing and air injection system-such as the diverter valve/check valve

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