{TAIL ~ An improved internal combustion engine} of {HEAD ~ the type} having a relatively high surface to volume ratio 
{ TAIL ~ An improved internal combustion engine } of { HEAD ~ the type } having a relatively high surface to volume ratio
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH