Kupu's Recent Activity
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Kupu liked rsingler's post in the thread solution for D-series poppet seat DIY?.
Well, here's the next installment on the experiments. To respond to @Kupu's question, I don't think the spring that backs the poppet is...
Jan 15, 2021 at 7:51 AM
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Kupu liked rsingler's post in the thread solution for D-series poppet seat DIY?.
Costs are not high, since a washer type oring is a standard shape. That's what I tried with the X-profile in a post above, but it...
Jan 13, 2021 at 10:39 PM
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Kupu liked rsingler's post in the thread solution for D-series poppet seat DIY?.
Been working on @Kupu's poppet nonstop, and have more info. I think we're getting closer! First experiment was on the best way to...
Jan 13, 2021 at 10:39 PM
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Kupu liked lexvil's post in the thread solution for D-series poppet seat DIY?.
Nice methodical approach, while my main concern has been with improving the D420, I have started putting the 104 in my AIR 1’s which is...
Jan 13, 2021 at 10:39 PM -
Kupu replied to the thread solution for D-series poppet seat DIY?.
@rsingler I am certainly impressed by the amount of time and effort you are investing in this idea. Great stuff. I just had a look at...
Jan 13, 2021 at 10:38 PM -
Kupu replied to the thread solution for D-series poppet seat DIY?.
I was on the road all day, and this idea floated into my mind. What about a custom orings? Instead of trying to work thru the issues...
Jan 13, 2021 at 6:09 PM -
Kupu liked rsingler's post in the thread solution for D-series poppet seat DIY?.
I can't let go of this poppet project of @Kupu's! My 50 duro 104 poppets are still looking great after a month of sitting under spring...
Jan 12, 2021 at 7:15 PM
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Kupu liked lexvil's post in the thread solution for D-series poppet seat DIY?.
I’ve given up on this twice and yet again I’m back at it too, so far testing in the 420 using the adhesive method and only the top o...
Jan 12, 2021 at 7:15 PM -
Kupu replied to the thread solution for D-series poppet seat DIY?.
I'm happy to see there is still interest and and at least some potential of a working solution. It will be months before I have time to...
Jan 12, 2021 at 7:15 PM -
Kupu liked rsingler's post in the thread WOB questions.
It used to be that the technician tuning a G250 could play a role in WOB by how he/she adjusted the VIVA venturi vane. This was before...
Jan 11, 2021 at 6:46 PM
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Kupu liked rsingler's post in the thread My new G250Vs and ramblings.
I just couldn't quite let this go yet. @Open Ocean Diver already did the study, and posted the numbers above. But for the visual folks,...
Jan 11, 2021 at 3:47 PM
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Kupu replied to the thread My new G250Vs and ramblings.
After seeing the sad chart (venturi collar out of position) for the Cyklon above, I had a look at the old NEDU test charts to reassure...
Jan 11, 2021 at 3:47 PM
