Im planning on installing 12 to 14 inch strokes on my 83 Regal im currently riding on 10's but i want 12's or 14's w/ powerballs, the reason being is so I can do standing 3-wheels, but I also what to make the car driveable when its fully locked, so Im looking for a telecopic shaft of any type of extension to add to the rear of the shaft, please help, any help is appreciated