Boat plans & kits catalog; new all designs for aluminum construction are included here. read our free article on aluminum boat building, here.. Boat plans for a 20' center console river jet sled boat. river rat #576 #577 a 20' modified sled river runner build in plywood or welded aluminum; characteristics. Aluminum river jet boat plans. by jake. the lewis-lark valley is known as the jet boat capital of the larkston and orofino make aluminum jet boats..
