Try our new info resource - "Aladdin's Cave" (Main menu)Just added a separate link to Ash's Dropbox thread (shortcut)
What about these ? https://www.ebay.co.uk/itm/Honda-CB750-F1-F2-SOHC-1976-1978-Engine-Oil-Tank-Hoses-Delivery-Pipes-Lines/312514891351?epid=20030007030&hash=item48c356ce57:g:1AkAAOSweTlcfWq2Just cut the old pipe off and re-tube with new braided stuff will cost you about 35 quid per pipe to re-tube at you local hydraulic hose supplier.