They are all Bosch housings with Monark nozzles. But, maybe one of the housings is a different year than the rest. It looks like it's missing a piece, but I am not sure. It's odd as I hadn't seen an injector before without the little screen/valve or whatever it is.

__________________
Stop paying for animal enslavement, cruelty, and slaughter. Save your health and the planet. Go vegan! I did 18 years ago. https://challenge22.com/

DON'T MESS WITH MY MERCEDES!


1967 W110 Universal Wagon, Euro, Turbo Diesel, Tail Fins, 4 Speed Manual Column Shift, A/C
1980 W116 300SD Turbo Diesel, DB479 Walnut Brown, Sunroof, Highly Optioned, 350,000+ Miles