'32 VL Overhaul

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  • loch
    Motorcycle Junkie
    • Sep 2022
    • 224

    #1

    '32 VL Overhaul

    How far to take it?

    I did the compression test on the manifold. The front cylinder nut leaked, the nipples and rear cylinder nut were fine, no leaking. With the heads off I suppose I could do a leak test on the valves to see if they're forming an effective seal with closed.

    The top of the piston and the cylinder wall of the front cylinder are in good shape. Carbon on piston top wiped off with clean cloth moistened with carburetor cleaner.

    Do I keep going and remove the cylinders? I'm apprehensive because I'm not sure if removing the cylinders will require them to be honed before putting it back together.

    Thanks,
    Lochlain

    VLPistonTop.jpg


    VLFrontCylinderWall.jpg
  • T. Cotten
    Gadfly from the Dumpster
    • Jun 2001
    • 8207

    #2
    Originally posted by loch View Post
    How far to take it?

    I did the compression test on the manifold. The front cylinder nut leaked, the nipples and rear cylinder nut were fine, no leaking. With the heads off I suppose I could do a leak test on the valves to see if they're forming an effective seal with closed...
    "Compression" confuses me, Lochlain!

    But anyway, please beware that leakage at the nut might be the nipple. The nut is in the way, so that's where the stoppers come in.

    I wouldn't take anything apart until its broken.

    Because if you do, you must fix it anyway.

    .....Cotten
    AMCA #776
    Dumpster Diver's Motto: Seek,... and Ye Shall Find!

    Comment

    • loch
      Motorcycle Junkie
      • Sep 2022
      • 224

      #3
      Thanks, Tom.

      Compression - yes, I meant pressure test. Completely agree with the pressure test at the nipple, with the stopper. I have a stopper for just that purpose.

      - Lochlain

      Comment

      • Steve Slocombe
        Senior Member
        • Jan 2003
        • 2168

        #4
        I would remove the cylinders to waggle the con rods, but then you might have to split the flywheels. Maybe ignorance is bliss as Cotton suggests. Is this a 'points bike' or 'just a rider'? I suspect the latter, so up to you.

        Comment

        • loch
          Motorcycle Junkie
          • Sep 2022
          • 224

          #5
          Steve, It's a rider, Cannonball in September. - Loch

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