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  1. L

    Warco ZX15 Mill/Drill spindle runout

    Looks like and early engine intake/exhaust valve "grinder".
  2. L

    fuel mixture issues. stuart 400 replica build.

    The Tecumseh part numbers for the ones I made are; 630932A - Carb kit (needle & seat) 630978 - Diaphram An aftermarket supplier ( Rotary) part numbers are; 22-1430 - needle valve kit 22-1427- diaphram
  3. L

    fuel mixture issues. stuart 400 replica build.

    I have a "Brunner" hit and miss model I built using Brunner air cooled air compressor as the starting point. The bore is approx 2". It runs nicely on propane. Here are the dimensions for the mixer I finally settled with; air intake ID is 0.562" with a venture drilled using a #23 drill. I...
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