RCU Forums - View Single Post - Problems caused by overpropping a 4-stroke
Old 12-02-2002 | 09:09 PM
  #17  
Steve Campbell2
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From: Baton Rouge, LA
Default Problems caused by overpropping a 4-stroke

I had a Graupner 14x7 three blade on two different airplanes; a CG Ultimate with an OS 120, and Super AeroMaster with a YS 120. Both airplanes had excellent performance, with the AeroMaster/YS combination being simply awesome. If your engine will swing it, a Graupner 3-blade will perform.

Magnum four-strokes , at least from what I have seen, are like Thunder Tiger helicopter engines; if you get a good one, it runs fine. If you don't, you're in for loads of misery.

Steve