Recent content by G54AUST

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    CARBIDE GRINDER

    Hmmm. What bits do you have to flog off ? R... T...
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    CARBIDE GRINDER

    Hey Lou. Is that a C & B I see in the background of post #1 ????? Me finks it is ….. 1/4 scale ? Regards, Trevor, Melbourne, AU
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    Marks Holt 75

    G'day Mark. Yes. I used a 6mm carbide cutter with a .5 rad. (Good eyes Mate) Clocked up the collet holder on centre, used the X axis both + & - (climb mill) and rotated the collet holder twice for all six sides. Head dia is 10mm, hex is 8mm AF. X+7 then X-7 on return. One...
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    Marks Holt 75

    G'day Mark, et al. Good to know your back in the shop. Any big celebrations mid last month ????? Noticed in post #155, you've used shoulder bolts for the rocker pins, very cluey. Attached are some pix of the shoulder bolts I'm using for a steam loco crosshead rebuild...
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    VFD Wiring

    'Evening Andrew. Yes, there is a special shielded wire to use. It's referred to as Shielded VFD cable. Your local elec supplier (Middy's etc) should be able to supply in cut length to your requirements. You'll also need the cable ends to allow EMI earthing etc. If you local can't supply...
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    Marks Holt 75

    Still loving your work Mark. Keep going strong Mate. So glad you have covered the build in such detail. (Would be interesting to see how many "views" this build has clocked up. Angie, does the forum have a counter ???) And yes, you are correct, in ref to Georges drawings. An...
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    Marks Holt 75

    G'day Guys. @ Lukas Pils. Fully understand what you mean Lukas, and I do tend to round off as much as possible. Mainly for stock sizing etc. Having said that, I am constantly working in plus/minus dimensions anyway. @ dnalot. Mark, I'm rapidly approaching retirement so I'm...
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    Marks Holt 75

    G'day Mark (et al). I too have purchased Georges' brilliant drawing with a view to constructing this engine and shall be watching this thread with keen interest. I too have purchased "Hollow Bar" to make the cylinder jackets. Plan is to rough turn the OD and pilot bore the jackets, silver...
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    Throttle governed engine

    'Morning Brian. PM sent. Regards, Trevor, Melbourne, AU.
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    Throttle governed engine

    Hey Brian. Many thanks for such a quick reply. What format are the plans in, printed hard copy, PDF, memory stick ? Other drawing sets ??? Twenty five maple leaves is a most reasonable price. I'll have a good look at your thread ….. Kind Regards, Trevor, Melbourne, AU
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    Throttle governed engine

    'Morning Brian. (et al) Following this "marriage" thread with interest. Nice engine. The fan/flywheel is very reminiscent of a Volkswagen beetle donk. Is it base on a VW ? (half VW = \U ???) Did you do a thread build when constructing this engine ? Kind Regards...
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    Holt tractor engine

    Hey George. Very interested in purchasing a set of plans for the Holt. Please place my name on the "gunnah buy" list. Stand by for PM. Kind Regards, Trevor, Melbourne, AU.
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    New Quorn Build (question)

    @ Mark Dequette. OOOooo. Yes. Tell us more Mark. Could be a good plan to open a new thread for cam/crank grinder. We should liase more on this ….. Kind Regards, Trevor, Melbourne, AU.
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    New Quorn Build (question)

    Hey Nelson. I'll go and charge the camera. I am also contemplating using my "Quorn" wheel head design on a Cam/cylindrical grinder project for camshafts and cranks etc in the near future. Scaled down petrol (gasoline) engines etc. Been a few good threads on Cam...
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    New Quorn Build (question)

    Hey Guys. Thought I might chime in on this one. Empteen dozen year ago (metric) I started building a Quorn from the book by Prof Chaddock. Commencing with the wheel head, this was most satisfactorily finished and has been a boon for a multitude of tasks. From...
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