2011 m8

I have been having an issue on and off this season with the back plugs fouling. Took it into the shop and they are not sure why it keeps happening. Happens especially if the sled has sat overnight outside, fire it up in the morning it will back fire. Replace the back plugs and will fire right...

I recently purchased my first sled, an '11 M8 153 SnoPro. As it sits it has just under 3200kms (2000 miles). It is pretty much stock other than the running boards: vented side panels, aftermarket can and a BDX anti-stab kit. I have a few questions as far as setting the sled up for off...

**SOLD**2011 Arctic Cat M8 snopro for sale Low miles!! Sled is in great shape, has 260 miles 153" track, has not been wrecked, no damage other than one small scuff on decal (minor). I have a couple accessories in the pictures that are not included in the sale of the snowmobile (goggle bag...