Welcome to the Newschoolers forums! You may read the forums as a guest, however you must be a registered member to post. Register to become a member today!
170s would be fine. Im 5'6 and ride 174, but im 165 lbs. I think bigger skis can give you more control on rails but thats personal preferance.
ya should be fine, i am 5'3 and ride stiff 163's