Recent content by johnmcc69

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  1. J


    Excellent job on that! What kind of solution did you use for the "blackening"? John
  2. J

    Marks Holt 75

    Great work Mark! What? No casting flash on the parting lines? :) John
  3. J

    Coomber Engine Ideas

    Will you have to make any provision to stop the piston rod from turning on its axis? John
  4. J

    Fusion 360 replacement

    "Can anyone explain the difference between Fusion 360 and Inventor?" How much money do you have to spend? AutoDesk (as most) has a large customer base that pay the "permissions" of using their software. As long as you pay "maintenance" fees every year, you will receive the latest "updates"...
  5. J

    Fusion 360 replacement

    It's all a bloody mess. You spend hours & hours trying to learn new software (insert your favorite here), than, the next version comes out (& sometimes won t open the old files you've created). This is how the world turns.. Companies (mainly the LARGE ones, pay large (extortion?) Fees to run...
  6. J

    Bugatti straight 8 cylinder with blower, design, 3D printed molds, castings , machining, assembly

    Looks great! How do you dress the grinding wheel to the lathe spindle axis? John
  7. J

    BEAM engine with Peaucelliar-Lipkin Linkage

    Very nice engine, beautiful finish! Looking forward to a video of it running! & I would like to see the DXF files, maybe create the 3D model for fun. John
  8. J

    Coomber Engine Ideas

    Looks good Ved! I'm looking forward to seeing how you do the valving. John
  9. J

    Marks Holt 75

    Wow! That looks GREAT! Fantastic work. John
  10. J

    Attkinson engine & the Pendergrast design..

    a lot of interest of this crazy little engine lately. I have a copy of his hand drawn plans & build notes that were purchased years ago & have redrawn them in CAD for my own benefit of learning my CAD software, this was 6 or 7 years ago. I have not built the engine but am wondering if others...
  11. J

    Kerzel running

    Nice job! John
  12. J

    Fusion 360 replacement

    David, I would like to see your list of "things" you mentioned that you would like. John
  13. J

    Marks Holt 75

    Natural color/finish of materials is fine, but I really like the treatment you've given these parts. I think it looks fantastic! Keep up the great work, really looking forward to seeing it run. -curious how well the finish will hold might get better... John
  14. J

    old tractor LANZ HP 4WD 1923 (scale 1/4)

    Outstanding! Beautiful craftsmanship! John
  15. J

    Bar stock inline four. Westbury seal inspired

    Fantastic work Sam! That came together quick! John