Convert in mind to hydraulics. Constant Current Source is hydraulic pump. Big square shape at top is tank to hold hydraulic fluid. Not shown on left of Constant Current Source = hydraulic pump is a 4 – way valve that can be used for reverse or heavy braking on this rear wheel powered car. For more power add more hydraulic pumps. Motors are at the two drive wheels receiving equal pressure from the hydraulic pumps.
Add hydraulic accessories as hydraulic windows, windshield wipers, hydraulic power seat, or extras in a similar hydraulic way.
