said V belt cover and said {HEAD ~ transmission cover member} being both on {TAIL ~ the same side} of said case main body in an opposed relation to said engine and said rear wheel 
said V belt cover and said { HEAD ~ transmission cover member } being both on { TAIL ~ the same side } of said case main body in an opposed relation to said engine and said rear wheel
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH