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  1. S

    CNC Mach 3 Parallel port replacement

    The demo version of mach3 allows you to use only 1000 lines of G code
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    Ohrndorf 5 Cylinder Radial

    This indicator
  3. S

    Ohrndorf 5 Cylinder Radial

    Great work of precision, where can you buy the light centering device in the photo that you used? Thank you
  4. S

    Lawrence Merlin V12

    Even if it doesn't fully reproduce the real maelin it's really a great job, it would be nice to try a construction. you are really good
  5. S

    Milling Vise Recommendations

    I have 2 VERTEX vices, they are excellent quality / price.
  6. S

    18 Cylinders Isotta Fraschini (straight six-cylinder x3 )

    Nice and very refined work, while you are doing the grinding you don't use coolant?
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    5-cylinder radial

    Congratulations a really nice and very demanding job, Is the link where you bought the project not active? thank you
  8. S

    18 Cylinders Isotta Fraschini (straight six-cylinder x3 )

    It is a very demanding project, good work. I follow you.
  9. S

    A rocket maker

    I do not know ,
  10. S

    A rocket maker

    There is this book, the most complete guide to the pulse jet
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    OS Gemini twin rear carb gas conversion

    Ok, it's not clear from the photo
  12. S

    OS Gemini twin rear carb gas conversion

    What percentage of oil do you use?
  13. S

    OS Gemini twin rear carb gas conversion

    It's a great job, but I don't understand why to put another pump? the walbro already has a pump inside.
  14. S

    Effective muffler for a two-stroke model aeroplane engine.

    I do not have a specific drawing that shows the exhaust gases, but from the pdf drawing it is clear that the gases are coiled into the posterior chamber and come out from the holes in the tube, expand, reverse direction, pass through the other 2 chambers and then the gases come out. I have...
  15. S

    Effective muffler for a two-stroke model aeroplane engine.

    PDF, 001 and 002 is the same muffler, yes the 2 perforated discs fit the raised part
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