They are achieving this the same way the heavy truck Mfg's are. All the tighter emission controls are achieved through the use of After Treatment technology, basically the engine is let to run " dirty" and make power and good economy, then they utilize the aftertreatment to lower NOx and HC levels t...

FYI, -40C = 40 below F. Below that the spread gets even greater...
And yeah, those aren't that far fetched for riding temps here in the Great White North!

Hey all, Looking to add Nitrous to my 09 Polaris 800 Dragon. Anyone have any experience with any of the kits out there? I am leaning toward the Boondocker kit, but would like some feedback before droping big $$$$.
Thanks - SN

Ok, I see i posted a real sledding question with facts to back it, on the wrong board. Skunk, Candle Lake Sask. about the same Lat as The Pas Manitoba. You know what its like to ride in real cold.....
SN

Hey guys, Just got back from week long sledding trip up North. Thats Northern Canada - forests and some mountains. We rented a cabin at a resort area and stayed a week, in the next cabin was a group of 10 all with newer Yamaha's, other side were 6 Ski-Doo guys. Our group had 3 Polaris and 3 Cats. La...

I have tried out numerous newer sleds from other makes. Last Cat I rode for a weekend was an F7(05??) Really fast and light, but didn't float at all, and found it very tippy( that's a problem riding in the bush and rail lines) I thought it was a good sled, just not for my riding style. Tried out a R...

Thanks for the input guys. I managed to score a "demo" ride on one this weekend.(It's actually a fresh trade in on a quad) the dealer is letting me take up north for 5 days of bush riding around Greenwater park / Hudson Bay area... I'll let you know what I think after the weekend.
SN:B

Hi all. Looking to buy a new sled, possibly snowcheck. Die Hard Polaris guy, so pretty much everything else is out. Know guys at the local dealer for long time also. Question is this. They have a 2006 900cc Switchback Brand New in crate still. Wants $8500 Cdn, will pay 5% Fed Tax and throw in cover ...

Carb has been overhauled with the entire engine, don't truxt the settings as the engine was a lean burn down due to crank seal failure. I need to know what screw on the carb adjusts the fuel, and which one the air. Anybody... Thanks
SN

Hi all. Have a 74' Ski Doo Tn'T 340 fully rebuilt with a Tillotson HD carb. Am having trouble getting the carb set right. It idles nicely, works good up to about 1/3 throttle, then boggs down. If you pin it, it will sputter and clear up and go like hell. No midrange at all. Please help as this is fo...