Other movements of the auxiliary piston provide {HEAD ~ the advantages} of {TAIL ~ low pressure internal supercharging}, and minimizing the retarding effect on the working piston by the compressive forces within the combustion chamber 
of
Other movements of the auxiliary piston provide { HEAD ~ the advantages } of { TAIL ~ low pressure internal supercharging } , and minimizing the retarding effect on the working piston by the compressive forces within the combustion chamber
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH