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Search: Posts Made By: cathurga
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Forum: Gas Engines
11-17-2019, 10:17 AM
Replies: 2,577
Views: 267,495
Posted By cathurga

Jon, its no biggie mate, as you can see further...

Jon, its no biggie mate, as you can see further back in the thread, the idea was that this engine was expendable to some degree, and I always knew it was a candidate for a failure. Actually,...
Forum: Gas Engines
11-17-2019, 07:04 AM
Replies: 2,577
Views: 267,495
Posted By cathurga

JieM, no, it was the old cylinder that broke, the...

JieM, no, it was the old cylinder that broke, the new cylinder is still holding fast.

Hpergm, the prop was a varioprop 4-blader with around 18" diameter and 11" pitch. Static rpm was around 5400...
Forum: Gas Engines
11-16-2019, 09:37 PM
Replies: 2,577
Views: 267,495
Posted By cathurga

Well gentlemen, my boredom with this engine over...

Well gentlemen, my boredom with this engine over recent times, came to a sharp end this weekend. No.2 let go on flight no 5 of the weekend. Its a very sobering experience given that just a few...
Forum: Gas Engines
11-15-2019, 09:39 AM
Replies: 2,577
Views: 267,495
Posted By cathurga

https://www.youtube.com/watch?v=g2eeVbxMCZc ...

https://www.youtube.com/watch?v=g2eeVbxMCZc

This might also work in your corsair?
Forum: Gas Engines
11-15-2019, 09:30 AM
Replies: 2,577
Views: 267,495
Posted By cathurga

I have info from a very good source, that the NEW...

I have info from a very good source, that the NEW 5-cyl config UMS engines are designed from the ground up, as gas engines, I dont think the 7-cyls are, I think they are also converted glows....
Forum: Gas Engines
11-13-2019, 09:27 AM
Replies: 2,577
Views: 267,495
Posted By cathurga

Yep, you need 10 posts to put up pics. The...

Yep, you need 10 posts to put up pics.

The timing mod is not a heat issue, itís an ignition mod that could save your engine. If youíre in the US, and if itís any easier, contact Adrien at...
Forum: Gas Engines
11-12-2019, 09:01 PM
Replies: 2,577
Views: 267,495
Posted By cathurga

BTW, what retracts are you going to use for your...

BTW, what retracts are you going to use for your bird? I know that retracts for Corsairs, P40's etc are pretty rare to find. Most people go with Robarts, Sierra or Century Jet. I have heard good/bad...
Forum: Gas Engines
11-12-2019, 08:14 PM
Replies: 2,577
Views: 267,495
Posted By cathurga

Welcome to the forum, hope you enjoyed the...

Welcome to the forum, hope you enjoyed the 'banter' :-)

I would agree with Jon, the 60 would fly it OK, and as people have had similar experiences with the P-47 and other planes if the size. If...
Forum: Gas Engines
11-09-2019, 11:26 AM
Replies: 2,577
Views: 267,495
Posted By cathurga

Nalby, it depends, I have had this thing in so...

Nalby, it depends, I have had this thing in so many pieces before, so my case is different, but if you are able to get the cowl off easily, I would suggest checking the tappets quite regularly while...
Forum: Gas Engines
11-08-2019, 11:06 PM
Replies: 2,577
Views: 267,495
Posted By cathurga

Five flights this weekend, didnít miss a beat! I...

Five flights this weekend, didnít miss a beat! I was thinking that the carb would need to be richened up a bit as the ambient temps have dropped a lot since last flights, but it ran perfectly, so...
Forum: Gas Engines
11-08-2019, 01:36 AM
Replies: 214
Views: 44,539
Posted By cathurga

Does anyone know what the thread is of the...

Does anyone know what the thread is of the exhaust pipe fitting? I am looking to but a right angle and then find out whether any of the OS flex pipes will fit on it. But I need to find the thread...
11-07-2019, 08:20 AM
Replies: 645
Views: 67,607
Posted By cathurga

So today we took the FW190 up for her maiden, its...

So today we took the FW190 up for her maiden, its been built by someone else, and I got it at a good price, completed, with GP88 engine, servo's, batteries...everything. I know the builder had a...
Forum: Gas Engines
11-06-2019, 02:30 AM
Replies: 2,577
Views: 267,495
Posted By cathurga

Jon, thats funny, man! I have the same...

Jon, thats funny, man! I have the same feeling....I look at it all dejected sometimes and almost 'will' it to fail.:-)

I am always looking for a challenge, and have the other engines to mess...
Forum: Gas Engines
11-04-2019, 11:22 AM
Replies: 2,577
Views: 267,495
Posted By cathurga

If it ain't broke....fix it 'till its broke! :-) ...

If it ain't broke....fix it 'till its broke! :-)

Yeah, I gotta say, although I havent run mine much recently (that will change soon) I am a little disappointed with not having anything to tear...
Forum: Gas Engines
11-04-2019, 03:25 AM
Replies: 2,577
Views: 267,495
Posted By cathurga

Nalby, I would say that it is, although I havent...

Nalby, I would say that it is, although I havent really tested it to its full, as I have not been flying a lot in the summer time over here. I did see that the guy from Modelissme had an FG84...
Forum: Gas Engines
11-03-2019, 11:50 PM
Replies: 2,577
Views: 267,495
Posted By cathurga

Nalby, There are a few ways of doing the...

Nalby,

There are a few ways of doing the mod, and basically they do the same thing, which is use the crankcase void to distribute the air/fuel mix. As it is now, the engine only gets lubrication...
10-31-2019, 03:58 AM
Replies: 645
Views: 67,607
Posted By cathurga

Looks good man! Are you going to be putting more...

Looks good man! Are you going to be putting more cooling vents than the one at the bottom? The openings where the real plane's exhausts are, are pretty large, and them in conjunction with the louvre...
Forum: Gas Engines
10-30-2019, 09:44 AM
Replies: 2,577
Views: 267,495
Posted By cathurga

I typically use something like the KUZA tanks,...

I typically use something like the KUZA tanks, the breather does not extend into the tank so you dont need a loop, as when its inverted, and your overflow pipe is at the bottom of the plane (facing...
10-29-2019, 08:49 AM
Replies: 645
Views: 67,607
Posted By cathurga

Jimmy, I think I will look into getting a new...

Jimmy, I think I will look into getting a new prop hub machined on there. It would likely need to be a hub with a design similar to a DLE type configuration in order to work, I am not sure if that...
10-29-2019, 12:00 AM
Replies: 645
Views: 67,607
Posted By cathurga

Nice work, very neat. Is this the 125cc engine? ...

Nice work, very neat. Is this the 125cc engine?

It seems to have a very short snout, requiring the engine to be mounted quite far forward. I cant help thinking that a longer prop hub modification...
Forum: Gas Engines
10-28-2019, 10:39 PM
Replies: 2,577
Views: 267,495
Posted By cathurga

Nalby, you could probably lean it out a bit more...

Nalby, you could probably lean it out a bit more if you want, but try out the larger pitch prop and see how it goes. Running it rich is likely not to hurt it, but with 20:1 oil ratio, it might start...
Forum: Gas Engines
10-26-2019, 02:56 AM
Replies: 2,577
Views: 267,495
Posted By cathurga

Before you start changing tanks, try a 21x12 or a...

Before you start changing tanks, try a 21x12 or a 22x12 prop on it. You will notice you dont need all the RPM to keep the same speed, and it should run a little cooler. They like higher pitch props....
Forum: Gas Engines
10-25-2019, 11:57 PM
Replies: 2,577
Views: 267,495
Posted By cathurga

They use very little fuel for a 60cc engine.

They use very little fuel for a 60cc engine.
Forum: Gas Engines
10-22-2019, 02:19 PM
Replies: 2,577
Views: 267,495
Posted By cathurga

Fantastic guys! So good to see people happy with...

Fantastic guys! So good to see people happy with the FG60's, and it looks like the timing definately sorts out the problems people were having, along with the revised cylinder/piston combination on...
10-15-2019, 10:45 AM
Replies: 0
Views: 280
Posted By cathurga

Dualsky VR Pro Duo - Advice

Hey All,
I was looking for a forum area where people discuss things like Voltage Regulators, Power Supplies and Servo Board, but after a few 'refined' searches, I couldnt find a place where they are...
Showing results 1 to 25 of 480
 


 
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