{TAIL ~ a variable valve lift mechanism} which increases a lift of the intake valve while delaying {HEAD ~ the closing timing} of the intake valve at least, 
{ TAIL ~ a variable valve lift mechanism } which increases a lift of the intake valve while delaying { HEAD ~ the closing timing } of the intake valve at least ,
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH