John Dobbins left a comment on Add Your Comments, Videos, Pictures and Links to the Window Below
"Has a Viking engine ever been installed on an Arion Lightning or Esqual?"
Feb 7, 2017
John Dobbins posted a discussion
Is the Viking 130 weight compatible with a Sonex? Isn't the full installed weight something like 225 lbs ? (which seems heavy for the Sonex). Has anyone installed, or planning a Sonex installation with the 130?
May 27, 2016
John Dobbins left a comment on Add Your Comments, Videos, Pictures and Links to the Window Below
"Are new Viking engines to have GDI injection? If so, will that eliminate the old fuel pumps? Is new production now with 2015 cores?

Thanks,
John"
Jun 16, 2015
John Dobbins left a comment on Add Your Comments, Videos, Pictures and Links to the Window Below
"Question about coolant choice: I understand Evans coolant is recommended. It has a much higher boiling point than water/glycol. So it doesn't need pressurization. However, water has better heat transfer properties (water has a very high specific hea…"
Feb 4, 2015
John Dobbins left a comment on Add Your Comments, Videos, Pictures and Links to the Window Below
"Does anyone know the LSA status of a Viking powered Sonex, i.e., is it LSA legal? I suspect the question boils down to max airspeed at sea level. Does this depend on a particular inspector's opinion, or is there an existing consensus?"
Dec 22, 2014
John Dobbins left a comment on Add Your Comments, Videos, Pictures and Links to the Window Below
"Will this give a workable CG on a Zenith 601XL?

Is this how existing Viking/Zenith 601/650 installations were done?"
Nov 25, 2014
John Dobbins left a comment on Add Your Comments, Videos, Pictures and Links to the Window Below
"I understand fuel lines must be added to return fuel to the currently selected tank. I have a Zenith 601XL. It would be difficult to add these lines into the existing wing tanks. How is this best handled on the Zenith 601XL? A header tank ? If so, w…"
Nov 25, 2014