electronic means suitable for activating all injectors of all the cylinders at the same time for admitting fuel to each intake pipe of {HEAD ~ each cylinder} of {TAIL ~ the engine} 
electronic means suitable for activating all injectors of all the cylinders at the same time for admitting fuel to each intake pipe of { HEAD ~ each cylinder } of { TAIL ~ the engine }
OTH OTH OTH 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 REL TAIL TAIL TAIL TAIL TAIL TAIL