Kawasaki Ninja 600r 1985

I want to start riding a motorcycle I'm looking at Kawasaki Ninja 600r 1985 34,000 the seller wants $850.00 no title for 15 years also been sitting for 10 years. the previous owner passed away, He's been trying get rid of the bike for the reason, and he doesn't want to go through trouble of getting the title.i like to know if I should go through it myself in trying?.