Fuel supply line 55 may be disposed between fuel source 50 and fuel injectors 65, and be configured to {HEAD ~ direct fuel} from fuel source 50 to fuel {TAIL ~ injectors} 65 
to fuel
Fuel supply line 55 may be disposed between fuel source 50 and fuel injectors 65 , and be configured to { HEAD ~ direct fuel } from fuel source 50 to fuel { TAIL ~ injectors } 65
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL OTH