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Recent content by goatneck

  1. G

    Engine backfiring above 3000 rpm

    "I have a 1993 four winns sund "I have a 1993 four winns sundowner with a 5.8 liter (351 ford). It has the spitfire ignition with a 4 barrel. It runs perfect at an idle and when going thru the harbor at 5mph. Once I get it up on plane and above 3000rpm it starts to ping then back fire thru...
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