A variable coolant pump for a cooling circuit of {HEAD ~ an internal combustion engine} that has a pump housing in which is mounted {TAIL ~ a hollow shaft} that is driveable by a pulley 
A variable coolant pump for a cooling circuit of { HEAD ~ an internal combustion engine } that has a pump housing in which is mounted { TAIL ~ a hollow shaft } that is driveable by a pulley
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH