{HEAD ~ A valve} for {TAIL ~ a fuel delivery unit} has a counterholder pressed into a housing 
for
{ HEAD ~ A valve } for { TAIL ~ a fuel delivery unit } has a counterholder pressed into a housing
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH