Lift kit
http://www.ebay.com/itm/78-79-Ford-4wd-Bronco-4-Suspension-Lift-Kit-w-Blocks-Shocks-NOS-/121138236015?pt=Motors_Car_Truck_Parts_Accessories&fits=Year%3A1979|Make%3AFord&hash=item1c3466ca6f&vxp=mtr
My seats are in excellent condition and all original. except one point where the cloth is separating from the vinyl, so no interest, Thanks.
You might see what the cheapest that manual tilt will sell for though.