{HEAD ~ The intake valve lift mechanism} 22 may include {TAIL ~ a pushrod} 30 and a rocker arm 32 
include
{ HEAD ~ The intake valve lift mechanism } 22 may include { TAIL ~ a pushrod } 30 and a rocker arm 32
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH