Is 90-95psi compression low for a 1994 polaris xlt? Thanks

If you had to vote, what was the first true 100 horsepower sled... Factory consumer snowmobile, stock pipe(s), porting, etc. The first sled you could open the hood and confidently say it's got 100 horses from the factory: Wildcat 650 Indy 650 Mach 1 617 Other? Any thoughts?

Anyone know the hp of the 583 engines? And what kind of performance can you get out of these.... getting one for a great deal.. so just curious on how they work. Thanks.

A common problem with the Polaris EDGE chassis snowmobiles is within the composite headlight assembly. The metal reflectors above the headlight bulbs will fall out of place. In this “How To” article, I will go through the steps I took to fix the problem. Here is a photo showing a loose...

Hey all. I have a 99 Polaris XC 700. The previous owner actually put a 700 motor in 600 chassis, but whatever. Anyway, I'm looking to put edge seat and tank on it or something like that. Does anyone have any ideas? Know of any write up how to or vids?