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Recent content by kd4jaz

  1. K

    DA 170 gas engine forum/thread

    Barrman is absolutely correct, wind only affects GROUNDSPEED. For instance at WOT going downwind your airspeed is xxx, make a 180 into the wind your AIRSPEED remains the same and RPM remains the same but your ground speed changes, but the loading on the prop is constant. In a dive your...
  2. K

    DA 170 gas engine forum/thread

    All that information is good, however, the RPM will NOT increase with a tailwind as stated in the opening statement. Wind only affects ground speed. Otherwise all of the info is very helpful. My DA 170 on RE3 pipes is only turning 6050 with a Mejzlik 28.5x12x3B
  3. K

    2-stroke oil,what works,what doesn't

    Thanks...BTW my DLE 111cc had a catastrophic bearing failure after about 7 months (running Penzoil 32:1) and DLE/Tower Hobbies replaced the engine with a brand new one "no questions asked", I've been running this 111 for 3+ years with no issues.
  4. K

    2-stroke oil,what works,what doesn't

    DLE says 30:1 Is it OK to run RedLine at 40:1 or 50:1 ??
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