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Search: Posts Made By: cathurga
Showing results 1 to 25 of 292
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Forum: Gas Engines
05-01-2020, 10:05 AM
Replies: 2,806
Views: 711,510
Posted By cathurga

The carb on the FG60 is actually a pretty good...

The carb on the FG60 is actually a pretty good little carb! It is a pumper carb, and the pump works pretty well. They are very similar to a nitro carb with regards to the HSN and LSN setups. Like a...
Forum: Gas Engines
01-15-2020, 05:15 AM
Replies: 2,806
Views: 711,510
Posted By cathurga

30:1 is fine, as the oily fuel mix will be going...

30:1 is fine, as the oily fuel mix will be going through the crankcase, unlike normally where oil needs to make it past the rings first. With the mod, you have the best of both worlds.
Run it on...
Forum: Gas Engines
01-13-2020, 09:32 PM
Replies: 2,806
Views: 711,510
Posted By cathurga

Camdy, I assume your engine has not run yet? If...

Camdy, I assume your engine has not run yet? If so, I would make sure to get some lube into it before running it, I mean manually lube it. Since you are taking the back plate off to change to the...
Forum: Gas Engines
11-20-2019, 01:09 AM
Replies: 2,806
Views: 711,510
Posted By cathurga

Hey all, I managed to get some time to pull the...

Hey all, I managed to get some time to pull the engine off the plane, and do some inspection and teardown. Here are my observations, and I'm still in the dark as to what the ACTUAL cause of the...
Forum: Gas Engines
11-17-2019, 10:17 AM
Replies: 2,806
Views: 711,510
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: 2,806
Views: 711,510
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: 2,806
Views: 711,510
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: 2,806
Views: 711,510
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: 2,806
Views: 711,510
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: 2,806
Views: 711,510
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, it’s an ignition mod that could save your engine. If you’re in the US, and if it’s any easier, contact Adrien at...
Forum: Gas Engines
11-12-2019, 09:01 PM
Replies: 2,806
Views: 711,510
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: 2,806
Views: 711,510
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: 2,806
Views: 711,510
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: 2,806
Views: 711,510
Posted By cathurga

Five flights this weekend, didn’t miss a beat! I...

Five flights this weekend, didn’t 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
11-06-2019, 02:30 AM
Replies: 2,806
Views: 711,510
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: 2,806
Views: 711,510
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: 2,806
Views: 711,510
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: 2,806
Views: 711,510
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...
Forum: Gas Engines
10-30-2019, 09:44 AM
Replies: 2,806
Views: 711,510
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...
Forum: Gas Engines
10-28-2019, 10:39 PM
Replies: 2,806
Views: 711,510
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: 2,806
Views: 711,510
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: 2,806
Views: 711,510
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: 2,806
Views: 711,510
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...
Forum: Gas Engines
09-27-2019, 02:04 AM
Replies: 2,806
Views: 711,510
Posted By cathurga

I use a TechAero BEC in my planes and simple 5A...

I use a TechAero BEC in my planes and simple 5A regulator on the test bench. I know the manufacturer (Saito/Rcxel) say you can use straight LiPo on them, but I tend to regulate all power through the...
Forum: Gas Engines
09-19-2019, 03:04 AM
Replies: 2,806
Views: 711,510
Posted By cathurga

Just had a look at the video, with headphones on,...

Just had a look at the video, with headphones on, ...way cool! Sounds awesome....now the big question.....how much is it? LOL!
Showing results 1 to 25 of 292
 
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