An air delivery passage extends generally from the first end along said side to {TAIL ~ an intake passage} leading through {HEAD ~ the engine} to a combustion chamber therein 
An air delivery passage extends generally from the first end along said side to { TAIL ~ an intake passage } leading through { HEAD ~ the engine } to a combustion chamber therein
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH