Recent content by Armilite

====>The regular 670 was rated at 115hp and the 670x or 670ho had 128hp ..... At what RPM? Rich

Do ladies really ride sleds, and keep up with the Big Boys? :) I'm kidding, I'm kidding, it's only 3am, had to tease someone! I'm lucky if I can get the old ball & chain, my sweetheart (35yrs this FEB 16) to even go more than 3-4hrs a day on a sled. :) Rich

============================================ WOW, what are you burning for gas, octane? What rpms do you run? I know they say 50:1 oil, but a guy who builds these Rotax 670s for airplanes, who use a constant rpm for hours, MAX 6800rpm for take off, then use 4000rpm to 6250rpm constant, depending...

============================================================================== I heard the Crankshop can machine them for inserts. Not cheap. But then all you have to do is replace an insert. Rich

======================================================= Hello: Looking for a Skidoo/Rotax 670 head made by Unionbay. Also need there rubber intake for their roatary side cover. Thanks. Rich