Engines Plugs Mufflers Fuel	Topic Starter	Reply	View	Last Post
The latest in pipe design	"dumbthumb"	15	594	06-21-2005 06:28 AM the collective
irvine 39 throttle arm problems!!!? ( page 1 2 )	-=SiM=-	20	690	02-09-2004 08:35 PM turbocivic4
what way to turn the needle...	-kc-	1	161	12-28-2003 02:27 AM Saint728
can any 1 help y i lose power so quickly.	-kc-	0	225	02-02-2003 02:14 PM -kc-
need help with my OS 50 engine.	-kc-	4	309	07-01-2003 05:20 AM Hot LZ
Whats the best fuel to use for my engine.	-kc-	6	526	01-26-2003 02:09 PM -kc-
would leaving fuel in my engine....	-kc-	2	229	12-28-2003 02:54 AM -kc-
Really need help with my high and low needle	-kc-	4	307	02-16-2003 07:52 PM -kc-
need HELP!!!!!	-kc-	0	193	07-08-2003 07:03 PM -kc-
is it my glow plug?	-kc-	1	260	01-31-2003 08:55 PM Indrid
how to tune a ys .61s motor	007	1	136	07-22-2007 08:47 AM alfred
OS 91 Cspec and You ( page 1 2 )	00boto	21	1432	07-25-2003 09:34 PM BladeStrike
YS engines header tank or not	03fomoco	12	972	05-06-2002 07:55 AM 03fomoco
O.S. 91 hyper and Hatori SB16 need help?	03fomoco	1	170	03-05-2007 01:03 PM raptorheli2
Question about YS 80 identification	03fomoco	6	321	04-27-2002 06:23 PM ed vega
Compression on a OS Hyper	10X	8	291	04-13-2008 03:22 AM MartyH
MDS 68 any one sucessfull in getting one to run	123456	16	329	05-20-2004 08:29 PM Drunk Monk
can i run o.s. 50 sx-h and MP 1	123456	9	417	08-16-2004 10:00 AM greatplanes
O.S. 70 w/ 60 k carb mixture screw adjustment	123456	2	210	07-14-2004 10:04 PM 123456
Hyperhead	1275mini	9	305	02-28-2004 06:21 PM 1275mini

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