UL Power Forum (116)

Discussions Replies Latest Activity

Throttle spring on UL350

I'm not a fan of throttle spring to wide open.  Has anyone removed this feature?  Will removing it affect warranty? 

Started by Mel Asberry

9 Sep 17
Reply by John Bell

Spark Plug Carbon

I have had a problem with my number 3 cylinder for awhile now.  Both spark plugs carbon up quickly and I am not sure what is causing it.  A…

Started by Scott Miller

4 Aug 31
Reply by Ralph Powell

ULPower 15 hr engine service

Just finishing the 15 hr service after rebuild on my UL350iS.  Required a torque check on the cylinder head bolts.  If torque has loosened…

Started by David J. Beaulieu

17 Aug 29
Reply by Scott Miller

Alternator Stator Bolt Thread

The part number/description for the three bolts are: F0706040 Hexagon head screw - M6x40 - 8.8 Steel – Zinc plated  Ar…

Started by Joe Stephens

1 Aug 23
Reply by Joe Stephens

Fuel plumbing 601/650

What is the basic fuel system set up for the fuel injection for a low wing 601/650?  It appears the best location for the fuel pumps is on…

Started by Eric Genzlinger

2 Aug 21
Reply by Eric Genzlinger

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

28 Aug 18
Reply by Timothy Aanerud

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

7 Aug 11
Reply by John Bell

Fuel System Options

1.  Has anyone with a UL Power engine used any other fuel system parts other than what Wicks sells? (i.e. Fuel pumps, fuel filters, etc.)…

Started by Scott Miller

2 Aug 10
Reply by Scott Miller

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

19 Aug 9
Reply by Mike York

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

14 Jul 14
Reply by Ralph Powell

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