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Author Topic: Engine: Verner 3VLA  (Read 4367 times)

Offline Brock

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Re: Engine Mount: Verner 3VLA
« Reply #45 on: June 04, 2025, 07:44:56 PM »
More Engine Mount progress.  It seems to be a dance of two steps forward one step backwards but the progress is in the right direction.

Well I've finally finished welding up the airframe side of the ring mount.  Even managed to mill off .4" from each of the very thick/heavy bolt-bushings.  During the process I manged to blow through the tubing twice just like in the first picture.  The one pictured I was able to repair w/o a patch but the second one (can't find the picture) was twice as large.  It needed a band-aid which turned out not looking too bad (second pic).

So with half the mount done it is time to turn my attention to the engine side of the mount.  The process was to remove the mount from the airframe, where it was mostly welded to prevent misalignment, and install it back into the jig.  Now you probably can not tell from one picture but I'm struggling with what is the lower side of the mount.  Those two bolt-bushings extending from the top of the jig will eventually bolt into the engine shock mounts.  Thing is, they are really/rather close (90mm).  So I'm not quite sure how I am going to mount/brace them.  I'll have to work on other projects (brakes, seat) until I decide what design to use.
s/n: WEB-14, 3VLA
flu-flu: type of arrow that travels slow for short distance.

Offline Chuck in Indiana

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Re: Engine: Verner 3VLA
« Reply #46 on: June 05, 2025, 02:26:30 PM »
Ok, I don't want to sound like a know it all.. but I *have* been doing this stuff since the 60s.  :) If you look at how radials are normally hung, they are mounted to the ring.
Like so.

Offline Brock

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Re: Engine: Verner 3VLA
« Reply #47 on: June 05, 2025, 07:35:22 PM »
Well now you tell me  :o
Stuborn as I am you might have just said "I bet you can't make it work like that".  So I'll keep plugg'n away on my current plan.  Huh, and I was thinking it was clever to put the ring 50% between both it's mount points.  If after it's done and I have to add gussets or such, so be it.

One thought on the ring being mounted to the engine is that it gives clear access to the accessories.  That would be the carb in this case.
s/n: WEB-14, 3VLA
flu-flu: type of arrow that travels slow for short distance.

Offline Chuck in Indiana

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Re: Engine: Verner 3VLA
« Reply #48 on: June 06, 2025, 03:39:49 AM »
Quote
One thought on the ring being mounted to the engine is that it gives clear access to the accessories.  That would be the carb in this case.
Uhh, yeah. I have done a *lot* of fooling around with jetting and have the scars on my arms to prove it even with the engine mounted to the ring.  :grin:

Offline Brock

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Re: Engine Mount: Verner 3VLA
« Reply #49 on: June 09, 2025, 06:07:18 PM »
More mount progress.  Hope to finish it up tomorrow.  Couldn't help but trial fit it, I'm very happy with it.  Still have a few more tubes to weld in, once I decide where.  ;-)

Don't look closely at the welds.  Many of them are still just tacks.
s/n: WEB-14, 3VLA
flu-flu: type of arrow that travels slow for short distance.

Offline Chuck in Indiana

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Re: Engine: Verner 3VLA
« Reply #50 on: June 10, 2025, 09:45:25 AM »
Attaboy.. :)

Offline Brock

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Re: Engine: Verner 3VLA
« Reply #51 on: June 14, 2025, 06:03:59 PM »
With the mount finished there was nothing that could be done but to mount the engine and make airplane noises.  No, actually it was nice to confirm everything that my head dreamed up instead of sleeping at night.  Today was the first time I've actually seen the front of the engine as it's been face down in styrofoam.  I noticed one thing very curious, perhaps needing attention from Verner.  This engine has dual plugs, came with dual ignition units, but only one connector off the front of the engine to drive only one ignition unit.  Anyone else have dual plugs?

s/n: WEB-14, 3VLA
flu-flu: type of arrow that travels slow for short distance.

 

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