New Chrome Main Petcock to replace OEM PN: 82-4971 F4971. 1/4″ BSP Threads are correct for most Triumph and Norton Applications and can be used with our adapters (see link below) to fit BSA Tanks with larger Petcock Holes.
For the Reserve to match Click Here
For Sealing Washers Click Here
For BSA Adapters Click Here
For our Complete Petcock Selection Click Here