Viking Forum (157)

Discussions Replies Latest Activity

DUC prop washers

I have been adjusting the pitch of my DUC prop and have noticed that the bolts are no longer holding their torque and the washers stay flat…

Started by Brad Payne

0 5 hours ago

Couple of questions for Jan on the Viking engine

Jan 1.You appears you are no longer promoting the EarthX batteries.Is there something about them that those of us that use the battery sho…

Started by Glenn Davis

11 Nov 19
Reply by Jan Eggenfellner

Viking 130 Cowl Modifications

We experimented with our cowl last summer to get better cooling during extended climbs.  As many know, the summer days in south central and…

Started by Loren Warner

7 Nov 17
Reply by Loren Warner

Ducting on my Viking 130

While I was not experiencing overheating early on in my flight testing, we got a really bad run of hot weather in Seattle, and I was gettin…

Started by Jonathan Fay

29 Nov 17
Reply by charlie rosenzweig

Viking gearbox

Started by Jan Eggenfellner

2 Nov 13
Reply by Edward

CH-750 install

Started by Jan Eggenfellner

2 Nov 13
Reply by David J. Beaulieu

Review of the New Viking Gearbox at 15 hours

At about 45 hours I installed the upgraded gearbox in my Viking 130 powered Zenith 750 Cruzer. Jan had told me that the new gearbox would r…

Started by Jonathan Fay

12 Nov 7
Reply by charlie rosenzweig

Deland 2019

Jan, will you have your super duty at Deland and could I arrange a demo flight? 

Started by bud smith

2 Oct 29
Reply by Jan Eggenfellner

Viking Talks - Part 3 - Common Misnomers and more about the engine

Viking Part 2 Viking Part 1

Started by Jan Eggenfellner

0 Sep 25

Viking Going to Zenith Homecoming

Be sure to ask for your free engine shipment today as the last day

Started by Jan Eggenfellner

1 Sep 16
Reply by Zenith Aero


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