The inlet tube has {HEAD ~ a plurality} of {TAIL ~ bends} imparting momentum change to the fuel 
The inlet tube has { HEAD ~ a plurality } of { TAIL ~ bends } imparting momentum change to the fuel
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH