1/8" GAS THREAD OR CAN BE BONDED IN TO TAP WITH EPOXY. TAP FILTER. SHOWN NEXT TO 1/4 1/4 TAP TO COMPARE.
BSA TRIUMPH NORTON ETC Universal Spark Plug Cap & HT Lead and Coil Cap SJ873
Genuine Lucas 39565 30552 4 Position Ignition Switch with Key Triumph Norton BSA
MAIN JET 230 FITS CONCENTRIC CARBURETTOR TRIUMPH NORTON BSA
TRIUMPH NORTON BSA PETROL TAP BRASS NUT SPIGOT FUEL LINE 1/4 BSP NUT 1/4" HOSE
TRIUMPH NORTON BSA ENGINE TIMING DISC PLASTIC WIPE CLEAN 190MM
TRIUMPH NORTON BSA CLASSIC HANDLEBAR CLUTCH BRAKE LEVER CABLE ADJUSTER