The chain case structure for an engine according to {HEAD ~ the present invention} is applicable to {TAIL ~ various types} of engines 
The chain case structure for an engine according to { HEAD ~ the present invention } is applicable to { TAIL ~ various types } of engines
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH