850| Mountain Sledder Magazine
You have a relaxing weekend planned with your wife when the phone rings and a voice says, “Hey, you want to come down and try out the new Polaris 850 RMK?” What do you do?
If you’re anything like me, you drop everything, ditch your plans and leave tire marks in the driveway. After all, it’s not every day you get an offer to put some miles on a sled that isn’t even in production yet.
Big news for the 2019 Polaris snowmobile lineup of mountain sleds! At the top of the list is a brand new, “clean sheet design” engine called 850 Patriot, built fresh from the ground-up. Awesome! With 25 years of experience Liberty engine experience, Polaris has designed the 850 Patriot to be the most powerful engine they have ever built.
Historically, turbo induction upgrade kits have not achieved mainstream adoption for a number of reasons. 1) They were expensive and are difficult to install, 2) they demanded specialized knowledge to be able to tune and maintain, 3) they were unreliable and 4) they required expensive race and/or aviation fuel to run, which was prohibitive for many riders. …
BRP Press Release 2018 Ski-doo summit/Freeride driveline updates and 2017 belt durability improvements BRP strives to offer Ski-Doo owners the best product performance, reliability and durability. For Model Year 2018 BRP has already announced changes to Ski-Doo REV Gen4 snowmobiles proven to improve drive belt durability, these are recapped below. …
It’s not every day that you are offered the opportunity to get seat time on a pre-production sled. So when Mountain Sledder had the chance to ride the 2018 Ski-Doo Summit 165″ and 175″ sleds (of which there are only a handful in existence), naturally we jumped at the opportunity.
Here’s our take on the new 175″ and 165″ Ski-Doo Summit X Gen4 Rev 850 sleds.
BRP has released the following information with regards to its patent pending process which intentionally engineers a .024″ offset into the clutch sheave as an innovative way to reduce engine vibration from its high output E-TEC 850cc displacement engine.