statton

there is a ten stamped on the head between two fins

I have a Briggs and Statton 3.5 H.P. motor for sale which is off a Bird Engineering Mini Bike.It runs but needs carb work and tune -up(missing air cleaner).I dont know anything else about it.I just bought the bike.Cutch on motor comes with the purchase.Reason for selling is i dont want to work...