Forgive my European English, or maybe it's just Danish English, or even worse, my English...
Sprinkler is the v-shaped metal thing between hood and windshield with nozzles where the washer fluid for the windshield comes out.
At the bottom of this picture
PANTERA INTERNATIONAL
A DE TOMASO CAR CLUB
Presents the De Tomaso Forums
The On-Line Meeting Place for De Tomaso Owners and Enthusiasts From Around the World
Clicking on the banner will take you to the sponsor's website.