Zenith Aircraft Builders and Flyers
Online Community of Zenith Builders and Flyers
Viking Forum (230)
| Discussions | Replies | Latest Activity |
|---|---|---|
Temperatures Inside CowlingQuestion for the Masses, I finished install/build of the Viking 150 on my Zenith 650 back in January and am loving flying the setup. My que… Started by Benjamin Wiford |
1 |
21 hours ago Reply by Jim Reese |
Viking gearbox tempsHello all. I recently purchased a 750 STOL with a 110hp Viking engine. Was wondering if folks could chime in and offer some comments. The… Started by Isaac W |
1 |
on Monday Reply by Roger Still |
Airspeed and RPM vs Prop PitchHave done some more testing regarding Airspeed and RPM vs Propeller Pitch. Long story short, it's looking like the sweet spot for the prop… Started by Patrick Hoyt |
15 |
on Sunday Reply by Patrick Hoyt |
Viking 110 With Whrlwind 72 inch prop...Prop pitchAnyone out there can share there optimum pitch for the whirlwind 72 inch. My understanding is tune for 4900 Static RPM. ( viking 110 on 750… Started by Edward (and Kimberly) Brennan |
0 | Jun 2 |
Viking 110 Cylinder PressureCould anyone using a Viking 110 engine, tell me approximately what the pressure reading should be. for a engine that has 30 hours on it? Started by Steven Nelson |
3 |
Apr 4 Reply by Keith Olivier |
Viking Turbo 195 or Viking 175 for my 750 super duty and why?Getting my ducks in a row for my build. I know it'll be a little while till I mount an engine. I like the Viking trying to study on the tur… Started by Jacky Ray Hunt |
1 |
Mar 17 Reply by David Bristol |
Header Tank AirHello Everybody! I am doing a little research on header tank venting ( no vent, one vent, two vents, etc.) and was wondering if anybody ha… Started by Frank A Pisz |
6 |
Feb 18 Reply by Abhishek Bawiskar |
Viking 130 radiator quick connect leakHas anyone had issues with coolant leaking at the radiator quick connect? On first coolant fill a leak was detected at the disconnect. A sl… Started by Boyd Emmel |
2 |
Jul 25, 2025 Reply by Boyd Emmel |
Transponder & ADS-B antennasI know this seems like an odd place to ask about antennas, but only 750s with Viking engines (and accompanying radiators) will have this pr… Started by Eric Flaig |
5 |
Jun 15, 2025 Reply by Kip Pratt |
Viking 90 still available?Just wondering if anyone has recently purchased the Viking 90 for a 701? Is it still recommended? And, did the turbo version of the 90 get… Started by Jeff McNabb |
2 |
Jun 6, 2025 Reply by Jeff McNabb |
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