Together, {TAIL ~ cylinder head lower wall} 16 and {HEAD ~ piston upper portion} 18 define a combustion chamber 19 for each respective cylinder 12 
Together , { TAIL ~ cylinder head lower wall } 16 and { HEAD ~ piston upper portion } 18 define a combustion chamber 19 for each respective cylinder 12
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH