UL Power Forum (58)

Discussions Replies Latest Activity

UL Power Washers??

If you installed a UL Power engine you are familiar with these special washers. I'mthinking I may have installed mine backwards. Does anyon…

Started by Mark Pensenstadler

4 on Saturday
Reply by Mark Pensenstadler

Where to get fresh air?

I have a 1" hose that goes to what I think is the regulator/rectifier. It's been so long since I've done any engine work I don't even remem…

Started by Mark Pensenstadler

6 Jan 11
Reply by David J. Beaulieu

Help with W&B

Hey all! I have a bit of an odd request. I am running some early weight and balance calculations for my Cruzer to help me make my engine…

Started by Donald Lynam

0 Jan 9

UL Fuel Pumps

Yesterday I decided to run the fuel pumps to cycle some fuel through the engine. Both pumps bogged down and produced no pressure. After rem…

Started by Tom Sullivan

9 Jan 7
Reply by Tom Sullivan

Insulated engine cowl cover

Now that cold weather is here, I've started using a insulated canvas wrap along with a Hornet heater to keep "Sky Turtle" ready to fly  It'…

Started by David J. Beaulieu

3 Jan 5
Reply by Roger E Barnes

EarthX Lithium Battery

Thinking of upgrading to Lithium EarthX battery to go with my UL350i engine. Any suggestions as to model (battery size) and suggestions of…

Started by Ralph Powell

33 Dec 10, 2019
Reply by John Bell

Back up power circuits

Hey all. Wondering what people have done with their back up circuit designs, specifically for a single battery, single alternator set up. I…

Started by John Bell

3 Dec 1, 2019
Reply by Jerold Ebke

350iS Oil Temps

Just finished my annual inspection with 400 hrs on the 350iS. With minor exceptions the engine has been awesome so far. Compression's are a…

Started by David R Ferrell

7 Nov 30, 2019
Reply by David R Ferrell

Battery capacitor and OV protection

Anybody install the optional 68k capacitor on the battery? Also, the UL manual says that extra protection circuits are not to be installed…

Started by John Bell

16 Nov 23, 2019
Reply by John Bell

Fuel flow test

. I have the 350i engine and need to do the 125% fuel flow test. For those that have done this test could you elaborate on the procedure yo…

Started by Doug Malloy

3 Nov 6, 2019
Reply by David Fryday


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