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Hey wait a minute. I was told that backfire in deceleration was a sign of over-LEANness... Comments? -Mike >>My 71 squareback backfires ONLY when I decelerate in gear..... it is >>getting worse too. What causes this? >Is the car stock? With fuel injection? Stock exhaust? >This can be caused by an over rich condition with the fuel igniting in >the exhaust.. There was some debate a while back about exhaust leaks >"drawing" fresh air into the exhaust causing this problem also... So, >look for an over rich mixture. Or an exhaust leak. Or both.... ------------------------------------------------------------------- Search old messages on the Web! Visit http://www.vwtype3.org/list/