Eny evanrude guys out there ?

My son brought home a 1984 70 hp Evanrude w/very low hours on it . Guy said it was fogged when stored 12 years ago I just wanted to know if there is something I should do before I try to start it ? It looks great spins free .lower unit oil change ????????? Oh yea it came with a 17' boat toooooooo :) kids .thanks guys
Author: 67hemidart