Machine description: 1970 John Deere 450B Dozer. 70 Hp. John Deere 3.6L 4-cyl Engine. Diesel. Water Cooled Engine. 1 Exhausts. Stainless Exhaust. Partial Powershift. (2) Rear Hydraulic Connections. Tracked. 17 1/2” Trac... more info about the 1970 John Deere 450B.