These are stock replacement two-valve oil pumps for unit 500

BSA A7 and A10 (the late 4 spring clutch)

with no other modifications needed to your bike

no plastic here

From Lowbrow Customs: Mount your solo seat easily with these weld-on solo seat spring mounts

Allen Sludge Trap Plug for your Triumph Motorcycle Vendor_A&I Metal Finishing These are stock replacement two-valveSometimes cleaning 50 years of congealed oil out of the sludge tube can be a huge job. Once you have done it replace it with this brand new allen sludge trap plug. Easier to install, and that much easier the next time someone has to rebuild it! Fits many 650cc and 750cc Triumph and BSA motorcycles. Direct replacement for OEM # 71 2800, 70 3905