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  1. minh-thanh

    Horizontal Air Cooled Engine

    Hi Brian ! Why don't you make spark plugs with 8 x 1 mm or 8 x 1.25 mm ?
  2. minh-thanh

    25 HP Nash

    Sprocket ! You weld and finish the surface is really nice Soldering is part of a homemade engine, but I'm pretty bad at soldering silver
  3. minh-thanh

    Mini diesel engine.

    Please review my previous 2 videos And I said the last video is not the one where the engine runs the best ! You said : " WE " ??
  4. minh-thanh

    Amount of lubricating oil .

    Hi All ! How to determine the right amount of lubricating oil in crankcase of engine ? Thanks !
  5. minh-thanh

    Mini diesel engine.

    Thanks All ! About the plan: Give me little time With a lot of trial and error, change - change, adjust and ..... adjust... valve, injector, pump..and make new pistons, rings and cylinder heads With a lot of test runs I have to check if pump and injector are good enough for long run time...
  6. minh-thanh

    valve lapping

    the word "seat" or "valve seat": it says it all !
  7. minh-thanh

    Mini diesel engine.

    Hi All ! An update: I have conquered a real challenge : Diesel engine 10 cc . Thanks everyone !
  8. minh-thanh

    First engine, even if it is only a wobbler.

    Nice engine, runs well. Congratulations !
  9. minh-thanh

    valve lapping

    Hi ! https://www.homemodelenginemachinist.com/threads/ford-300-inline-six.33115/page-6
  10. minh-thanh

    what do you think of this Whippet Engine?

    Just a question : If someone else does the same thing is it spam ? ( I have commented on the color of this engine with stirlingkit on facebook.)
  11. minh-thanh

    valve lapping

    First: "quote" Then " insert quote " After : And. : You can delete some in " quote "
  12. minh-thanh

    valve lapping

    Hi scooby ! The first : make sure the valve and seat are "relatively "concentric Use a grit size of about 600, 800... this depends on the surface of the seat and valve when you do it. The time for this lapping is also more or less depending on the surface. For me, this step only has the effect...
  13. minh-thanh

    valve lapping

    Simple trick to check valve and seat that I learned from my father a long time ago (I learned a lot of knowledge about engines, mechanics.. from my father, for me he is a master) Make sure valve and seat are clean. .Hold the valve in the seat by hand or spring, pour a little kerosene or...
  14. minh-thanh

    questions about injector of diesel engine

    if you want, i can do it for you.
  15. minh-thanh

    First engine, even if it is only a wobbler.

    If yes, please give me a place . :D:D
  16. minh-thanh

    questions about injector of diesel engine

    Hi breadf ! Here : https://www.homemodelenginemachinist.com/threads/mini-diesel-engine.31832/ injectors, pumps, valves are the hard parts But you can do it, just have to be very patient
  17. minh-thanh

    First engine, even if it is only a wobbler.

    Hi ! Welcome ! I will be interested. Take some pictures when you can .
  18. minh-thanh

    Diesel engine : Kromhout Gardner 4LW 1940

    After searching for a diesel engine I just want the engine to have 4 cyl , because maybe I don't have the patience to make the engine have more than 4 cyl Maybe this is what I like Maybe I'll make one Kromhout Gardner 4LW 1940
  19. minh-thanh

    Are lathe tool carbide inserts supposed to be sharp?

    Personally, I prefer using HSS I bought some carbides, but rarely used, only 1-2 times Sometimes I use broken drills or taps as turning tools An interesting video :
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