SkiDoo Backcountry Expert Dave Norona shows us how to adjust and change the chain case oil on the 2017 SkiDoo Summit Rev G4 850. Oil is roughly 350ml of XPS Chain Case Oil or until you see it come out of the filler check plug. If your looking for the hood removal video here is the link    • SkiDoo Summit Rev G4 Hood Removal   @davenorona on instagram and @dave norona on Facebook, give me a like! Braaap