w/o Reservoir, Saginaw Pump, w/o Air Pump, w/ Pressed On Pulley, w/ Standard Mounting Threads, w/ Hydro-Boost , Original Reservoir is Metal
w/ Reservoir, Air Pump, A.C.
Before Date Code 6A203, Exc. Police, w/o A.C., w/ 3 3/4 - 4 1/4 Turns Lock to Lock
