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  1. J

    Butane fittings

    I am looking ahead at some plans for a horizontal boiler, but have no idea how the butane fuel is supplied to the system. The plans are very detailed, but in no way describe the actual fuel tank or storage method. The butane enters the system through this valve: Here is a cut-away of part C...
  2. J

    1/8" x 1/4" oscillating engine

    Here is a short video of my little engine running on air supplied by my airbrush compressor. The bore is 0.125" and the stroke is 0.250". The crank disc visible is 0.5" diameter:
  3. J

    Stainless steel bushing?

    In reference to the cylinder pivot shaft on an oscillating steam engine, instead of a stainless shaft in a brass (or bronze) bushing, why not a brass shaft in a stainless bushing? I get that the two metals should be different to avoid galling, but does it matter which piece is which :shrug:
  4. J

    V-4 oscillating engine

    Hello everyone thanks for looking at my project. This is the first time that I have posted an in-process build. As I am a new member here, the engine was started quite a while ago and is fairly well along. I plan to make a few posts to bring things up to date. I am building a “tweaked” version...
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