The old bushing is cut off but the new bushing must be installed at the correct angle. Autozone have some popular workshop manuals for free on line once you register (for free) on their website http://bit.ly/autozone_repair_info.
and get an online repair manual subscription. There is a company that independent auto repair shops buy their information from that the same information inexpensively to do it yourselfers. The information is year make and model specific repair procedures, service bulletins, component locations, wiring diagrams ect.... Alldata is very easy to navigate http://bit.ly/AllData_Repair_Manuals_Online
we always recommended replacing the lower control arm with a new one. the labor savings and the warranty is much better for the cost difference.
the arms are around 129 per side
labor is 1.2 hours per side
alignment is 69