I think oil is one factor, and the other is too low of an EGT. I try to shoot for 1100F at cruise, and 1050F at wide open throttle. If your temps are...
Hi there, I have a Stratomaster E2 monitoring my Rotax 912uls with 50hours on a Sky Ranger (tractor and cowling) In idle there is not gap in temperature...
... Amen, CHT should be low ondicating a quality and good running engine, EGTs should be high enough to keep the engine clean of carbom but short of melting...
The cause of rings sticking is poor or nonexistent engine maintenance, If people did the 50 hour inspections decarbon by removing the pistons, removing the...
We would like to remind you of this upcoming event. Wisconsin Safety Seminar Date: Saturday, March 5, 2005 Time: All Day WULAC Wisconsin Ultralight and Light...
... It's more than simply maintenance. I once stuck the rings badly on a brand new Rotax 447 in only 50 hours of running. I had to heat the pistons to get the...
Nobody has mentioned it yet but Fossett has crossed Japan heading for Hawaii in the Rutan designed/built Global Flyer. www.globalflyer.com ===== Dave Ahlberg ...
Hello Dan, I'm curious; are you still using the original crank shaft? Dave ... __________________________________ Celebrate Yahoo!'s 10th Birthday! Yahoo!...
... Yes. With a 447 turning a light prop and not running too hard, these engines can run 1000 or more before replacing pistons, rings, or crank. At 680 hours...
AHEM, actually, they think he had some fuel leak early on and there's now some doubt if he'll make it back to Kansas. That's a good sounding excuse, have to...
Those jets are fuel hogs but maybe not so much at hi altitudes I understand... Doing it in a jet sets another record as a jet has never done it. With his...
In a message dated 3/2/05 12:04:45 PM US Mountain Standard Time, ... Come-on George !!! So take the engine apart four or five times a year , thats insane !!...
The most gummed up engine I've ever seen was years ago in a Kawasaki installed on a Phantom. The owner upgraded to a new fiberglass ten gallon (commonly...
... understand... I just read that his burn rate is 160 lbs/hr at altitude. What's that...about 25-30 gal? He is making about 300 mph, so maybe 10 mi/gal....
... I'd guess that the JP-4 he's burning weighs about 7 lbs./gal., which would work out to about 13MPG. Slurp! On the other hand, he's moving fast enough that...
It would be nice if the websites had posted the equivalent fuel and time/speed figures from the Voyager trip that made it with Rutan and Jena Yeagar. With...
You know if we can put a missle warhead through a window ten thousand miles away via GPS and inertial guidance, we could keep someone out of enemy airspace. I...
Hey! I love the mileage my oil, storage, plus time, question got! It took a life of it's own.. It has evolved into debate between 50 and 600 hr teardowns.. I...
... I've been into at least fiteen engines in the past few weeks, some mine some customers, I've found everything from an engine that prolly used a whole...
Speaking of needle bearing pitting, this is what I found at my last 50 hour inspection Caught it just in time. http://tinypic.com/201gdx George wnwood1130...
... I'd say you did,,,,,,,,,,,,, what did the rollers look like ? Cageless or caged type bearing ? Hours on the bearing, wristpin ? -- Mark Smith Tri-State...
steve, the av-gas makes a positive difference? i've often wondered if you could use it in the 2-cycle. rohn ... from ... oil I ... should ... a year , ... 50...
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