The present invention relates to {HEAD ~ a flywheel} for {TAIL ~ a barrel engine} and a barrel engine incorporating this flywheel 
for
The present invention relates to { HEAD ~ a flywheel } for { TAIL ~ a barrel engine } and a barrel engine incorporating this flywheel
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH