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  1. mm4440 replied to the thread GM 3.6L variants FYI.

    The replacement sleeves with a step on top are available from Darton, LA Sleeve and others. I do not know if Darton has a MIDI sleeve...

    Aug 23, 2019 at 10:11 PM
  2. mm4440 replied to the thread The future in an aircraft charging system.

    TECs are just not practical for energy recovery. A turbo alternator makes more sense especially if integrated into a turbocharger,

    Aug 22, 2019 at 8:51 PM
  3. mm4440 replied to the thread Aeromomentum RV-12.

    There is a Mazda Rotary section under the Auto Engine conversion area. User 27, you need to do more research. Your objections have been...

    Aug 22, 2019 at 8:26 PM
  4. mm4440 replied to the thread GM 3.6L variants FYI.

    The split throw cranks used to make even an firing 90 degree V-6 may be strong enough. A 60 degree V-6 has a crank designed for 6 throws...

    Aug 22, 2019 at 8:09 PM
  5. mm4440 replied to the thread 39th Western Workshop of the Experimental Soaring Association, div. SSA.

    SUNDAY September 1 8:30 – 9:20 AM – Phil Barnes – Aircraft Energy Gain from an Atmosphere in Motion 9:30 – 11:30 – Sailplane Building...

    Aug 18, 2019
  6. mm4440 replied to the thread 39th Western Workshop of the Experimental Soaring Association, div. SSA.

    An update: 39th Annual Experimental Soaring Association Western Workshop – 2019 Friday afternoon August 30-Monday September 2, 2019...

    Aug 18, 2019
  7. mm4440 replied to the thread GM 3.6L variants FYI.

    CNC is not magic nor inexpensive for one offs or small runs. The machines are very expensive. Programing and set up are not cheap. Those...

    Aug 18, 2019
  8. mm4440 replied to the thread Saunders JetHawk...Any builders?.

    Battery are stated to be improving at 5% a year and that is likely in the lab, but in production and affordable? In the light plane...

    Aug 18, 2019
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