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Cox Engine of The Month
February-2024
1/2A Nut's

"RC Speed Boat Power Drive TD .020"

More info on this engine!




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Post  Mabemix Thu Oct 29, 2020 6:27 am

Hello I am new in the forum!
I got Cox Engines from 0,20 to 0,9!
Now I looking for a 8cc tuned pipe for buy!
I from Germany Bavaria
Thanks a lot
MARKUS
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Post  germanbuddy Thu Oct 29, 2020 6:59 am

Welcome to the CEF.

To my memory "Profi" tuned pipe from Ukraine will work with custom made adapter.
BTW are you talking about 0,8ccm / .049 cuinch engine size tuned pipe ?.

https://f2abcd-store.ru/products/30887341

https://www.youtube.com/watch?v=7sK3qczg4wI

Regards
Gruß
Peter
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Post  Mabemix Thu Oct 29, 2020 12:30 pm

Thank you for the massage!
Yes I looking for a tune pipe for my Cox venom.
The collector I think make by self from a peace of Alu. I try!!!
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Post  1/2A Nut Thu Oct 29, 2020 9:45 pm

https://www.youtube.com/watch?v=DXzPWEFNTHE



Nano X Cox TD .051 3rd Flight / Profi .8cc Tuned Pipe APC 4.3 x 5.5N Speed Plane
Last two passes are the best peak: 28,181 rpm / 147mph PS / 143mph doppler pass
Now the fastest Cox TD .051 3ch RC plane on You Tube.
Best static 21,962 rpm / 7.2oz thrust / 115 mph pitch speed / Pipe length tuned to 7.5" MRP
.144 hp - 108w / stock piston /cylinder and crank.
25" span 75 sq. in. wing / 8.1oz RTF / Temp 87F, dry, winds 7 - 12 mph.
25% nitro / 20% oil / SPI engine / No pressure tap. Fast burn rate 1oz fuel tank, 2 shims used.
Kamtechnik turbo plug adapter & prototype manifold / header O.S. RP7 Gold turbo plug.
No mods to cylinder, piston or crank. 1/2A Fitz fuel. Many attributes all contributing to
the top speed thru design / size / weight and quality Kamtechnik engine components.

Small Cox Logo RC Plane Leaves Pumpkin Thumbs Up
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Post  1/2A Nut Thu Oct 29, 2020 9:47 pm

https://www.youtube.com/watch?v=qxUl4jOEzDs



Kamtechnik Nelson Plug adapter test / Piped 1996 Killer Bee .049
APC 4.6x3 prop / best static 22,609 / 10.4oz thrust / 64 mph PS
.111hp - 82w / if this prop is used to fly it will unload and stage
on the pipe likely boost to unload at 27.5 -28k / 80mph PS
For speed a 4.4x4.5N 120 mph PS expected.

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