The present invention relates to {TAIL ~ an art} of {HEAD ~ control} of an engine having a variable series supercharging system 
The present invention relates to { TAIL ~ an art } of { HEAD ~ control } of an engine having a variable series supercharging system
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH