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Search: Posts Made By: 757jonp
Showing results 1 to 25 of 385
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Forum: Gas Engines
12-11-2020, 05:50 PM
Replies: 640
Views: 252,505
Posted By 757jonp

Just my opinion.... looks like one of the slave...

Just my opinion.... looks like one of the slave rod clips came loose which allowed the pin to drift back into contact with the balance weight and boom! (see the mark on the balance weight) Trash...
Forum: RC Warbirds and Warplanes
10-24-2020, 05:07 PM
Replies: 21,019
Views: 1,704,296
Posted By 757jonp

Well guys... I'm kinda in an awkward position...

Well guys... I'm kinda in an awkward position here by "accidentally" winning that warbird quiz. I just hit the road to visit my son and family down at his new duty station (he's a SSG in the...
Forum: RC Warbirds and Warplanes
10-23-2020, 03:22 PM
Replies: 21,019
Views: 1,704,296
Posted By 757jonp

Sopwith Bat Boat?

Sopwith Bat Boat?
Forum: Gas Engines
05-02-2020, 04:46 PM
Replies: 2,806
Views: 708,561
Posted By 757jonp

I've read about a few guys that changed over to...

I've read about a few guys that changed over to the Walbro carb with mixed results and some went back to the Saito carb. Like Andy said, it's kind of an odd critter, but once you understand how it...
Forum: Gas Engines
02-18-2020, 05:32 AM
Replies: 640
Views: 252,505
Posted By 757jonp

Kinda interesting that Horizon couldn't (or...

Kinda interesting that Horizon couldn't (or wouldn't?) tell you what the factory timing was set at. I found both my FG60 and FG90 at 45 deg BTDC. I've modified both of mine to reset the timing @...
Forum: Gas Engines
02-17-2020, 04:00 PM
Replies: 640
Views: 252,505
Posted By 757jonp

I'm not a big fan of using a LiPo battery of any...

I'm not a big fan of using a LiPo battery of any kind of "fuel" powered aircraft. To much hassle removing.reinstalling for charging/possible fire danger, etc.
Forum: Gas Engines
02-16-2020, 06:11 PM
Replies: 640
Views: 252,505
Posted By 757jonp

I personally use A123 2100 @ 6.6 volts from...

I personally use A123 2100 @ 6.6 volts from Hangtime Hobbies, but really it's up to you. Anything in the 1000 and up Ma range up to 9 volts will work. (so says the instructions)
Forum: Gas Engines
02-15-2020, 09:19 AM
Replies: 640
Views: 252,505
Posted By 757jonp

alvarog... That doesn't sound good. Perhaps...

alvarog... That doesn't sound good. Perhaps it's time to get hold of Horizon (or whoever you bought it from) and see if there's a warranty issue to pursue. If not, perhaps CH Ignition would be...
Forum: Gas Engines
01-04-2020, 04:34 PM
Replies: 640
Views: 252,505
Posted By 757jonp

I stand corrected on the exhaust nipple size. It...

I stand corrected on the exhaust nipple size. It is 15MM vs 14MM. I've got an appointment with the eye doc next week!
Forum: Gas Engines
12-30-2019, 04:22 PM
Replies: 640
Views: 252,505
Posted By 757jonp

It's 14mm. Same as a 120, 150, and 180 Saito...

It's 14mm. Same as a 120, 150, and 180 Saito single.
Forum: Gas Engines
11-28-2019, 10:55 AM
Replies: 640
Views: 252,505
Posted By 757jonp

I just use a hand held unit..... Happy...

I just use a hand held unit.....

Happy Thanksgivng everyone!
Forum: Gas Engines
11-28-2019, 08:43 AM
Replies: 640
Views: 252,505
Posted By 757jonp

I'm sorry, but I don't have a pic of it and the...

I'm sorry, but I don't have a pic of it and the plane is in storage right now. It's pretty simple. I used a piece of pushrod with a 90 deg bend guided by a brass tube epoxied to the firewall. ...
Forum: Gas Engines
11-26-2019, 04:24 PM
Replies: 640
Views: 252,505
Posted By 757jonp

I call it more of an "primer" than a choke. ...

I call it more of an "primer" than a choke. Actually what it does is slide the barrel and needle clear of the fuel inlet allowing raw fuel to be drawn/pumped into the carb throat. Works great.. I...
Forum: Gas Engines
11-21-2019, 07:44 PM
Replies: 640
Views: 252,505
Posted By 757jonp

Hey Enjoyav8ation...wondering when you'd make it...

Hey Enjoyav8ation...wondering when you'd make it over here. Kinda strange deal you got there with the L/S needle. IDK how many turns total I have on mine, but it's a heckuva lot more than 4.25...
Forum: Gas Engines
11-21-2019, 05:14 PM
Replies: 640
Views: 252,505
Posted By 757jonp

Yes.. I'm very familiar with Ray English and his...

Yes.. I'm very familiar with Ray English and his mods to the Saito radials as well as Mr Morris in England The ignition timing problem was originally seen by Morris and his mod also compensates...
Forum: Gas Engines
11-20-2019, 01:54 PM
Replies: 640
Views: 252,505
Posted By 757jonp

On the 60 I didn't use anything as it fits pretty...

On the 60 I didn't use anything as it fits pretty close. The 90 in the Texan is a little looser, but I haven't done anything to to it yet, but I might put some short ply baffles in the cowl before...
Forum: Gas Engines
11-20-2019, 10:55 AM
Replies: 640
Views: 252,505
Posted By 757jonp

I don't see any reason why you couldn't do that,...

I don't see any reason why you couldn't do that, but an easier way might be to build a ply box similar to what I did and use a self tapping screw to fasten it between the fins of the heatsink? Build...
Forum: Gas Engines
11-19-2019, 06:59 PM
Replies: 640
Views: 252,505
Posted By 757jonp

Hey jimkron... I think you'll find most full...

Hey jimkron... I think you'll find most full scale air cooled engines have the "tins" (baffles) attached to the engine, but there may be some attached to the cowl too. I like doing it this way...
Forum: Gas Engines
11-18-2019, 05:18 PM
Replies: 640
Views: 252,505
Posted By 757jonp

I haven't seen much activity of this thread...

I haven't seen much activity of this thread lately, but I wanted to share a alternative method of installing baffles on the FG-90 that I came up with. I bought and mounted this engine on a Ziroli...
Forum: Gas Engines
11-18-2019, 07:11 AM
Replies: 2,806
Views: 708,561
Posted By 757jonp

Enjoy.... That's gonna be a "honker" on there ...

Enjoy.... That's gonna be a "honker" on there LOL. I just stuffed a FG-90 on a Ziroli Texan/Harvard and had a good time doing it. Worked out well in the end weight wise, but had to a 2 inch...
Forum: Gas Engines
11-17-2019, 12:26 PM
Replies: 2,806
Views: 708,561
Posted By 757jonp

Andy, I for one, and more than likely everyone...

Andy, I for one, and more than likely everyone else on this thread, appreciate your "research and development" work on the FrankenSaito. Quite frankly without your contributions here we'd probably...
Forum: Gas Engines
11-17-2019, 08:05 AM
Replies: 2,806
Views: 708,561
Posted By 757jonp

Man.... just when you think you've got it all...

Man.... just when you think you've got it all figured out it all goes to pot again! Sorry to hear of the busted cylinder there cathurga.

On another note... I've got a friend that playing...
Forum: Gas Engines
11-16-2019, 06:30 AM
Replies: 2,806
Views: 708,561
Posted By 757jonp

True... the Walbro has a good fuel pump built...

True... the Walbro has a good fuel pump built in, but it needs some sort of "pulse" from the crankcase or intake to operate it. Perhaps sufficient pulse isn't available? Cute little pump he's got...
Forum: Gas Engines
11-14-2019, 10:42 AM
Replies: 2,806
Views: 708,561
Posted By 757jonp

You make some good points for looking at that...

You make some good points for looking at that UMS. I was looking at that one too when I happened upon a deal for a FG-90 for the Texan.

With what I've spent on "toy" engines I shouldn't have a...
Forum: Gas Engines
11-14-2019, 06:16 AM
Replies: 2,806
Views: 708,561
Posted By 757jonp

Time for the "end of summer" maintenance report! ...

Time for the "end of summer" maintenance report! I guess it's been about 20 15 minute flights or so since I've looked things over under the hood. Other than the #1 cylinder valve train was a...
Showing results 1 to 25 of 385
 
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