UL Power Forum (112)

Discussions Replies Latest Activity

Power Drop

Folks, I have a head scratcher type puzzle. On climb out my 350i occasionally has an unscheduled power drop of around a hundred rpm. Not e…

Started by Ralph Powell

11 Jun 28
Reply by Ralph Powell

ULPower 350iS - Fuel pump

The ULPower 350iS fuel pump supplied (E063502 - (810gr)) appears to be a Bosch type.  Can anyone confirm and have a part number?

Started by Greg Booker

1 Jun 24
Reply by David R Ferrell

Battery Options

Hello all,    It's time for me to choose a battery for my UlPower 260. I am trying to choose between Acid battery or Lithium. What are you…

Started by Adam Bobkowski

18 May 31
Reply by Patrick Hoyt

Typical Amps Reading in 350iS

I was getting a lot of variance in my voltage and amps. I changed the regulator out with a much more robust unit with a far better wiring h…

Started by David R Ferrell

6 May 24
Reply by David R Ferrell


FYI,  UL mufflers (at least for the 350iS) now come from the factory with a reinforcing gusset to the exhaust pipe flange.  I repaired my o…

Started by David J. Beaulieu

38 May 24
Reply by Scott Miller

Dynon Skyview and fuel flow

Has anyone with the "new" red ECU foregone the red cubes and hooked up the Dynon Skyview for fuel flow calculations? As I understand it the…

Started by Doug Malloy

8 May 17
Reply by John Bell

Regulator/Rectifier Replacement

My R/R connector burned last week and I have been doing a lot of research on this topic.  Has anyone changed their R/R from the factory sup…

Started by Scott Miller

27 Apr 17
Reply by John Bell

Fuel Pump Failure

What are the signs of failure for the stock fuel pumps? Ralph N750RP 208 680-2561

Started by Ralph Powell

5 Apr 16
Reply by John Bell

Prop advice for ULPOWER 260is

Hello, I am in the process of building CH701 with UlPower 260is. I am trying to match a perfect prop for this combination. From what I hear…

Started by Adam Bobkowski

4 Apr 11
Reply by Adam Bobkowski

UL260iS Performance

Hello! I am currently building a 701 with the 260iS and was wondering if there are any others out there that could give me an insight into…

Started by Chris Elliott

1 Apr 5
Reply by Eric Johnson


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