We have Stainless Braided hoses similar to the original Petroflex hoses,  these are of the highest quality racing hose & much better than most other suppliers, available in 6 types, 4 are for Oil Pressure supply - see engine, 2 of which are for Fuel Supply :

DB2  to MkI fuel supply hose RHD - 55550

DB2  to MkI LHD, DB 2/4 MkII & MkIII fuel supply hose - 73547, which is shown in the photo.