my history with my dads argo is yes, we overheated the engine and now are swapping it out. we had to much clearance between the flywheel fan and the shroud.
mud and ice
My buddy has his off on his Bigfoot,Hes not had any problems yet. Argo would say leave it there.He does have lots of room for servicing battery,chains and everything on that side. Rick
Cold weather might be ok. No way I'd do it in warm weather. I left mine loose for years, the bolts removed. Pulled it in and out for service