The remainder of {TAIL ~ the exhaust} is directed into {HEAD ~ the turbocharger} 18 to drive a turbine 
The remainder of { TAIL ~ the exhaust } is directed into { HEAD ~ the turbocharger } 18 to drive a turbine
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH