UL Power Forum (132)

Discussions Replies Latest Activity

Catto props and UL engines

Anyone else running this combination?   If so, any noted issues?  Thanks!

Started by David J. Beaulieu

12 Feb 25, 2021
Reply by David J. Beaulieu

Black Sooty Exhaust

I don't understand why the exhaust on my 350is continues to be black and sooty. Was like that when I uncrated it and hasn't improved after…

Started by Tom Sullivan

5 Feb 23, 2021
Reply by Tom Sullivan

Oetiker clamps

My UL Power FWF kit included Oetiker clamps which I'm not too familiar with.  Can you use a PEX ear clamp crimping plier to install?  Also…

Started by Mark MacAulay

5 Feb 13, 2021
Reply by Mark MacAulay

Front Seal Replacement

I am working on the ramp 7 flight hours from my hanger/shop. Have an irritating oil leak from my front seal (350i) and am scheming to repla…

Started by Ralph Powell

3 Jan 30, 2021
Reply by David J. Beaulieu

Header tank

Does anyone have a 350 is set up with a header tank?  During my early testing of 515ZC I had a forced landing secondary to fuel starvation…

Started by Fred Williams

12 Jan 12, 2021
Reply by Dean Blood

Oil Cooler Question...

I currently have an Aero-Classic oil cooler installed on my 350is. I replaced the factory oil cooler prior to first flight. The factory coo…

Started by Scott Miller

4 Jan 6, 2021
Reply by Scott Miller

Oil dipstick door

I'm about to install the engine oil dipstick door on my cowling. The point where the dipstick door needs to be placed is right on the creas…

Started by Ronald J Stamschror

12 Dec 28, 2020
Reply by Perry Hyden

Fuel Injectors - 350iS

Have a bad injector. UL part number #E062501.  Anyone know who makes them, Bosch? number?  

Started by Greg Booker

2 Dec 8, 2020
Reply by Greg Booker

Not Getting Fuel

I need some help here. I added fuel to the wing tanks today and I can't get fuel to the engine. The fuel flows nicely all the way to the ga…

Started by Mark Pensenstadler

10 Nov 24, 2020
Reply by Greg Booker

UL Power 350i Starting Issue

I now have about 30hrs on my 350i engine.   On every engine start, I crank engine for about 5  to 8 seconds and nothing happens.  However,…

Started by Larry Ward

5 Nov 18, 2020
Reply by Larry Ward

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