UL Power Forum (98)

Discussions Replies Latest Activity

Cylinder head woe!!

Submitted for you reading pleasure... Been having gradually increasing CHT on my #4 cylinder over the past two weeks.  Last flight resulted…

Started by David J. Beaulieu

8 Sep 20
Reply by Bob Widmer

Oil Leak Front Main

Having a heck of a time with an oil leak. Front main seal seeps just enough to be vexing. Oil film builds up on right side of windscreen ba…

Started by Ralph Powell

2 Sep 10
Reply by Mark Schoening

UL260i Question

Hello! I'm looking for some advice. I am looking at a Zenith 701 with a UL260i. The paperwork states that it is a 95HP, but everything I h…

Started by Chris Elliott

7 Sep 8
Reply by Eric Johnson

Hall/RPM Sensor Oil Leak

Has anyone else experienced small amounts of oil leaking around the Hall/RPM sensors on the back of the engine block?

Started by Scott Miller

15 Sep 7
Reply by Eric Johnson

Dual Throttle cables

Hey guys, do any of you have pictures of a dual throttle set up for a UL350? Considering one for a CH750 STOL.

Started by James W Johnson

1 Sep 6
Reply by David J. Beaulieu

Post your UL350IS Oil Pressures

What are you guys experiencing with oil pressures on the UL350IS engines...? I'm looking for the following values: Idle Full throttle hot…

Started by Vern Snodgrass

3 Jun 30
Reply by Douglas Kupersmith

Carbon Fiber Cowling for my ULPower 350is powered STOL CH-750

I was told my cowling is the third one off the molds from Aviation Composites.  I'm starting this thread to show chart my progress with ins…

Started by Timothy Aanerud

4 Jun 10
Reply by Thomas Godbout

New Service Bulletin 2021-02

Relates to the throttle position sensor

Started by David J. Beaulieu

2 May 31
Reply by David R Ferrell

Build Update and Engine Question

Fuselage is finished and working on the tail for my 750SD. I hope to have significant progress by end of this fall. Decided on a Dynon pack…

Started by Bob Widmer

0 May 24

Muffler

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

35 May 17
Reply by David R Ferrell

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