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  1. B

    spark plugs

    i have a briggs & stratton, mod. 385777 type 0349 e1. it will start & run fine most of the time, then it will stop firing on 1 cylinder. yesterday it ran fine for about an hour & half, then when i took a break it started skipping on 1 cylinder when i restarted. when i checked the fire it wouldnt...
  2. B

    valve adjustment

    what is the valve adjustment on a briggs 385700, 21 horse power thanks
  3. B

    running problems

    I have briggs & stratton 21 horsepower 385700 series engine that dumps gas on the plugs killing them. sometimes they will sut up. seams to happen when govenor kicks in. it will do it some times when you start the blades. seams also to happen when it hot. last sat. it killed the sparkplug in...
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    Engine 21hp carb. problems?

    I have a 21/48 mower. have problems with running. after a month or so it starts over loading, will start coming & going, spark plugs will sut up. usually i have to change the air filter, some times i can get by with just blowing it out. changed from rcy12 to 14 plugs & that seamed to help a...
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