A black nylon hardline. Looks to be approx 3/16 o.d. coming off a banjo fitting below #5 delivery valve. Too dirty to trace where it goes for now so I thought I'd ask here.

__________________
85 300D turbo pristine w 157k when purchased 167,870 July 2025
83 300 D turbo 297K runs great. SOLD!
83 240D 4 spd manual- parted out then junked