The method 8 wherein said first and second valves are intake valves and wherein {HEAD ~ the first and second cylinder} have {TAIL ~ cam actuated exhaust valves} 
have
The method 8 wherein said first and second valves are intake valves and wherein { HEAD ~ the first and second cylinder } have { TAIL ~ cam actuated exhaust valves }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL