Fuel supply line 55 may direct fuel to fuel {HEAD ~ injectors} 65 via {TAIL ~ individual fuel lines} 66 
Fuel supply line 55 may direct fuel to fuel { HEAD ~ injectors } 65 via { TAIL ~ individual fuel lines } 66
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH