Thanks for your quick replay. I didn't get a notification so sorry for responding quite late. I'd prefer the most safe route in this time of year haha, so we're now thinking on:
Day 1: Kristiansand-Lillehammer
Day 2: Lillehammer - Trondheim
Day 3: Trondheim - Mo I Rana
Day 4: Mo I Rana - Bodo...