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Old 03-06-2010 | 09:03 AM
  #595  
MTK
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From: Whippany, NJ
Default RE: SAP 180 (Syssa Performance)


ORIGINAL: cmoulder

Thanks, Matt.

Flying today??? I am always awaiting further data!

I hope to get out later today - I have been looking forward to lengthening that coupler getting some serious tuning and trimming done.
Bob,

Ed and I are planning to head out sometime today. He has his Aquila ready with SAP up front. Mine is down at the moment...Enigma test bed was dismantled temporarily to do some bench running with different props. Just hasn't been practical to work with the whole plane in the garage.

On bench running, discovered that the spring in the spark plug lead had been sucked back just enough to cause some misfiring. I don't remember this engine ever missing a beat except on low battery when running the the test bed, so I must have done something to the wire when removing it from the plane. Todd is on it.

The last data I have is running the 18x12 hybrid prop. I'll take the prop with me so Ed may try it on his set-up. Well, on second thought, I don't think Ed put a pipe on the Aquila so I doubt if the engine will turn the load unpiped, but we'll see. Ed also has the 19x10 hybrid...it will be interesting to see how the engine turns this prop. On my piped set-up, you may recall, the 19x10 turned up around 8500 in the air, ripping the air loudly. Without the pipe, it may be just right.

Matt