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Search: Posts Made By: mar345
Showing results 1 to 25 of 169
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Replies: 0
Views: 561
Posted By mar345

Perplexing Servo Jitters !!!!!!

In setting up my throttle servo I have experienced a case of servo jitters that I can't figure out. My Hitec HS 325 is plugged into a Hitec Supreme receiver and when the stick on my Airtronics VG...
Forum: Glow Engines
03-22-2006, 07:18 PM
Replies: 7
Views: 2,813
Posted By mar345

RE: Is the Magnum 180FS really a 180 ???

My interest in the Magnum 180 is based on the low level of vibration implied in the Magnum add. They refere to it as "Smooth 4 Stroke Horsepower". I don't like when an engine tries to shake the...
Forum: Glow Engines
03-22-2006, 10:32 AM
Replies: 7
Views: 2,813
Posted By mar345

RE: Is the Magnum 180FS really a 180 ???

w8ye
Thanks! Those numbers work a lot better. Curious as to where you got your numbers?
Forum: Glow Engines
03-22-2006, 10:24 AM
Replies: 7
Views: 2,813
Posted By mar345

RE: Is the Magnum 180FS really a 180 ???

I wonder if they made an error in listing the specs in the add ? It would be nice to know the actual bore and stroke before I buy one of these brutes. I wonder how smoothly this engine would run when...
Forum: Glow Engines
03-22-2006, 10:03 AM
Replies: 7
Views: 2,813
Posted By mar345

Is the Magnum 180FS really a 180 ???

Was looking at the Magnum add for the new 180 FS in Model Aviation and the manufacturers specs for bore and stroke as listed in the add calculate out to only 1.36 cubic inch displacement !! So is the...
Forum: ARF or RTF
02-17-2006, 11:08 PM
Replies: 6
Views: 1,122
Posted By mar345

RE: Need J3 ARF for Saito 90 Twin

bjohnson80 and crankpin,

I'm also considering a Saito 90 in the new H9 Cub. I think it would require at least 4 & 3/4 inches from firewall to front of cowl for prop clearance that is not...
Forum: ARF or RTF
02-06-2006, 01:15 PM
Replies: 311
Views: 36,324
Posted By mar345

RE: New H9 Cub??

Thinking about a Saito 60 or 90 twin. Would need almost five inches from front of
firewall to front of cowl. Can anyone measure that dimension for me ? Is the firewall recessed ?
Forum: Glow Engines
02-06-2006, 01:00 PM
Replies: 2
Views: 1,115
Posted By mar345

Saito FA 90TS Twin

Anybody know the overall length from front of prop washer to back of engine mount of Saito FA 90TS Twin ?
Forum: ARF or RTF
01-26-2006, 05:31 PM
Replies: 2
Views: 542
Posted By mar345

New H9 Cub and Saito Flat Head 90 Twin

Antbody see the new H9 Cub? Looks like it may have some detailing similar to the quarter scale Dave Patrick Cub. Especially the wing struts and mounting method. Very nice! I wonder how a Saito 90...
Forum: ARF or RTF
01-20-2006, 10:44 PM
Replies: 1,865
Views: 324,921
Posted By mar345

RE: GP Super Stearman

Anybody put an OS 160 twin in this airplane? Does it fit in the cowl and is the power adequate?
Replies: 8
Views: 7,221
Posted By mar345

RE: What is " DSC an abreviation for ??

Thanks guys. I think I get the picture. Getting back to my question, the VG 6000 is "NOT" DSC capable. So will this DCS compatible switch still work with my system which is not DCS capable??? or...
Replies: 8
Views: 7,221
Posted By mar345

What is " DSC an abreviation for ??

I'm looking at a switch harness that say " DSC compatable" for a replacement for the one that came with my Airtronics VG 6000 radio. Don't know what DSC compatable means. Can someone tell what DSC is...
Forum: Glow Engines
12-16-2005, 09:18 PM
Replies: 19
Views: 1,490
Posted By mar345

RE: o.s. or saito 120,w/pump or w/o

Unless you are planning to fly serious competition aerobatics forget the pump. They cost more and can be troublesome and more difficult to set up. I had problems with my pumped OS 120 II and...
Forum: ARF or RTF
08-26-2005, 10:40 AM
Replies: 17
Views: 1,448
Posted By mar345

RE: New Super Cub and Scotch Guard?

Scotch Guard seems to be the way to go ... but, if I need to repair the covering will it keep a fabric patch from sticking over the repaired area? Would the Scotch guard have to be removed and what...
Forum: Glow Engines
08-12-2005, 08:23 PM
Replies: 74
Views: 12,359
Posted By mar345

RE: Opposed twin cylinder engines.

canadagoose,

Best my OS120 will do with a MA Classic 18-6 prop is 7400 rpm with 10% fuel. If you are getting 8300 rpm with the Magnum 160 twin I'd say that the twins like the larger diameter...
Forum: Glow Engines
07-26-2005, 01:49 PM
Replies: 1
Views: 436
Posted By mar345

Successful conversion OS 120II Pumped to OS 120E non pumped.

For anyone out there who may want to convert an old OS 120II pumped engine to non pumped here's a little story about why and how I did it. Way back about twelve years ago I bought this OS 120 II...
07-17-2005, 06:51 PM
Replies: 4
Views: 986
Posted By mar345

RE: OS FS120II Pumper conversion to OS FS120E

Wulf,

The old pumped OS 120II doesn't suit my style of flying which is only occassionally. If the engine sits idle for a few weeks it may require 24 to 32 ounces of fuel through it before the...
07-17-2005, 09:37 AM
Replies: 4
Views: 986
Posted By mar345

OS FS120II Pumper conversion to OS FS120E

Bax

I just converted my troublesome FS 120II pumper to an OS FS120E. Basically it's a replacement of the crankshaft, backplate and carb pump assembly. Once I received the parts it only took an...
07-12-2005, 08:53 PM
Replies: 2
Views: 408
Posted By mar345

Choke valve replacement for OS FS120E

I need a replacement choke valve assembly for an OS FS 120E. Can't find it on Tower's site. Any chance you can find me an OS part number and where to order? Thanks.
06-27-2005, 07:49 PM
Replies: 1
Views: 877
Posted By mar345

OS 120 ll with Pump.... Inverted

I have an OS 120 II with Pump. It's about 10 years old and bench run but never flown. It always ran very rich in the mid range even with the mixture control valve leaned all the way. I put a tee in...
Forum: Glow Engines
05-15-2005, 10:17 PM
Replies: 10
Views: 922
Posted By mar345

RE: Can a YS 140 Sport be started by hand ???

OK, So let me see if I have this right. To start the YS 140 Sport by hand, prime the engine by flipping the prop eight to ten times with the throttle wide open. Reduce throttle setting to a little...
Forum: Glow Engines
05-15-2005, 01:07 PM
Replies: 10
Views: 922
Posted By mar345

RE: Can a YS 140 Sport be started by hand ???

What method do you use to prime the engine ?
Forum: Glow Engines
05-14-2005, 09:25 PM
Replies: 10
Views: 922
Posted By mar345

RE: Can a YS 140 Sport be started by hand ???

Uh OH !!! Looks like I put this question on the wrong forum. Maybe a moderator would be good enough to move it to the "glow engine" forum.
Forum: Glow Engines
05-14-2005, 08:51 PM
Replies: 10
Views: 922
Posted By mar345

Can a YS 140 Sport be started by hand ???

I start all my Saito and OS four strokes by hand. Can the YS 140 Sport be started by hand cranking???
Forum: ARF or RTF
04-14-2005, 08:24 PM
Replies: 11
Views: 1,079
Posted By mar345

RE: J-3 Cub Comparison

TT Cub has best scale outline as compared with Great Planes and H9. Covering is Ultracoat. More than enough power with an OS 70 FS turning a 13-5 MA prop. Flies like a Cub and ground handles well....
Showing results 1 to 25 of 169
 


 
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