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Search: Posts Made By: Rudeboy
Showing results 1 to 25 of 500
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03-14-2020, 12:13 PM
Replies: 0
Views: 191
Posted By Rudeboy

Foam combat deltas

We built some foam board and pine stick combat deltas last summer.
Great fun!
They came out really tail heavy, so I put a 60 in mine to balance it, instead of the intended 46 size engine.
This...
Forum: RC Jets
02-20-2020, 06:40 PM
Replies: 16
Views: 782
Posted By Rudeboy

What do you mean by vents? I suspect that...

What do you mean by vents?
I suspect that drawing 1 litre of air per minute through a 4mm festo line shouldn't be a problem.
But the suction lines containing fuel are critical. So main...
Forum: RC Jets
02-20-2020, 06:24 PM
Replies: 19
Views: 1,187
Posted By Rudeboy

Sport jets in the 80N-100N class

Are they dying off?
There's very litttle on the market apparently.
It"s all geared towards either smaller or larger turbines.

I like the 80N class...20 litres of fuel gets you an entire...
02-20-2020, 06:00 PM
Replies: 4
Views: 595
Posted By Rudeboy

I've tried using different pulsewidths for...

I've tried using different pulsewidths for cut-off, start-idle and full power settings
The oscillation stays the same.
It makes the same noise using the prime/pump test feature in the fadec, even...
02-01-2020, 03:48 PM
Replies: 0
Views: 357
Posted By Rudeboy

Some electric action....Yeah, I know

https://youtu.be/A0q-3YqTBag

F5B could be fun I think 🙄
02-01-2020, 03:38 PM
Replies: 4
Views: 595
Posted By Rudeboy

VT80BL idle unstable

Hello,

At low speeds, the rpm of the fuel pump on my VT80BL is unstable.
You can hear this when the engine is at idle or slightly above.
You can also see it when using the pump test function to...
Forum: Marketplace
12-12-2019, 08:18 AM
Replies: 1
Views: 214
Posted By Rudeboy

Hello, Is this engine still for sale? Are...

Hello,

Is this engine still for sale?
Are you willing to ship to Belgium?

Regards
03-30-2019, 12:25 PM
Replies: 2
Views: 728
Posted By Rudeboy

You could run the engine without a head shim just...

You could run the engine without a head shim just fine...it just depends on where you end up compression wise.
I run my F3D racing engines without shims when a piston is near the end of its life....
01-04-2019, 03:08 PM
Replies: 3
Views: 1,292
Posted By Rudeboy

I think he just read something about about single...

I think he just read something about about single blade props.

No sure though.
01-04-2019, 02:57 PM
Replies: 1
Views: 425
Posted By Rudeboy

It's torque. Just launch it with a left bank. ...

It's torque.
Just launch it with a left bank.

You can launch it by holding it by the right wing tip, apply throttle, give it a slight swing as it tries to get away from you...and watch it roll...
09-08-2018, 04:28 PM
Replies: 9
Views: 1,917
Posted By Rudeboy

Just for reference, a good, current big flange...

Just for reference, a good, current big flange Nelson Q40 engine will turn a current APC 7.4x7.5 prop at about 26.000 to 27.000 rpm static. On 15% nitro/18% synthetic oil.
They are $425 new...it may...
09-08-2018, 04:06 PM
Replies: 13
Views: 3,574
Posted By Rudeboy

The problem, for me at least, is keeping the...

The problem, for me at least, is keeping the pistons in shape.
Rob is testing new piston materials, but the current ones have a tendency to elongate/enlarge the hole for the piston pin at the rear...
03-24-2018, 04:06 PM
Replies: 16
Views: 1,554
Posted By Rudeboy

You can still buy straight nitro over there? ...

You can still buy straight nitro over there?
Over here the stuff is banned...it's starting to be royal pain to be in this hobby.
03-24-2018, 03:59 PM
Replies: 9
Views: 1,917
Posted By Rudeboy

The prop is it...what are you running?.

The prop is it...what are you running?.
03-23-2018, 01:36 PM
Replies: 19
Views: 2,179
Posted By Rudeboy

What happened to this forum?

What happened to this forum?
03-23-2018, 01:18 PM
Replies: 7
Views: 10,852
Posted By Rudeboy

Here's my 2 cents. I fly planes,...

Here's my 2 cents.

I fly planes, helicopters, I'm into pylon racing (planes) and I drive some cars every now and then.

The people saying that a plane engine isn't seeing any abuse because the...
02-18-2017, 02:09 PM
Replies: 1
Views: 874
Posted By Rudeboy

This is what speed is all about

A look into pylon racing.
If you like an adrenalin rush...try it!

https://www.youtube.com/watch?v=mhZm7IBeX5s
Forum: Q-40 Racing
11-19-2016, 12:53 PM
Replies: 5
Views: 1,756
Posted By Rudeboy

If you're running a Q500 engine, make your own...

If you're running a Q500 engine, make your own landing gear. The q500 size props will have ground clearance issues otherwise.
What engine do you have? Short or long stroke?
Spinners and such can...
Forum: Gas Engines
11-18-2016, 08:43 AM
Replies: 4
Views: 727
Posted By Rudeboy

Well, then that's the one. I also came across...

Well, then that's the one.
I also came across some in a shop in Germany, but they are 60 euro's a piece...
Forum: Gas Engines
11-17-2016, 02:30 PM
Replies: 4
Views: 727
Posted By Rudeboy

How many versions are there? ...

How many versions are there?

https://www.lindinger.at/en/airplanes/gasglow-powerplants/motors/dl-dle-engines-luftschraubenmitnehmer-dle-111-fuer-alte-version

This is located in a shop in...
Forum: Gas Engines
11-17-2016, 02:22 PM
Replies: 0
Views: 317
Posted By Rudeboy

DLE111 crankshaft-propshaft threads?

I'm working on a King 95cc with reduction drive for a guy in our club.

I would like to test the engine without the reduction drive, but I have no prop shaft to mount a propeller on. The crank has...
01-07-2016, 01:52 PM
Replies: 62
Views: 3,802
Posted By Rudeboy

How are the Turnigy HV packs working for you in...

How are the Turnigy HV packs working for you in 50-60C setups? I never tried them, but I'm curious of course.

Personally I'm a fan of the Turnigy Zippy packs, somehow they seem to deliver more...
01-03-2016, 04:02 PM
Replies: 23
Views: 1,639
Posted By Rudeboy

Aah, the good old days of reading a plug with...

Aah, the good old days of reading a plug with castor oil.
We fly all synthetic here in Q40, and I run it in everything else too. Downside is there's no plug reading. Engine doesn't quit either when...
12-22-2015, 04:36 AM
Replies: 9
Views: 912
Posted By Rudeboy

You guys think the "remote smoke valve" from...

You guys think the "remote smoke valve" from Perry Pumps flows enough for a small pulse jet like the HK unit?
With a proper shut off I could probably place the tank centerline inline with the...
12-21-2015, 03:14 AM
Replies: 47
Views: 2,555
Posted By Rudeboy

A couple of turbines would top things off IMO.

A couple of turbines would top things off IMO.
Showing results 1 to 25 of 500
 


 
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