SRM High Delivery Oil pump Unit BSA twins A50/A65 #68-0941

High delivery oil pump. The high precision made internals with close 
tolerances give a more efficient oil feed and return and also prevents 
oil bleed past the gears when the bike is standing for long periods of 
time.The oil pump kit comes with a crankshaft worm drive gear, locking tab 
washer,locking left hand thread nut, oil pump gasket, fixing bolts and 
fitting instructions. Rev drive tabs are standard for all the oil pumps.Each oil pump is individually tested for feed and return rates, and bleed 
test, as part of SRM`s special products quality control.We also recommend to replace the Oil pressure release valve at the same 
time to ensure your oil system is at its optimum best , our part number 
SRM-71.2370Fits all BSA A50 and A65 models 1963 to 1973.Oil pump will fit both standard engines with the main bush, 
and SRM/Devimead needle roller converted engines with no modifications 
required.Full instructions supplied with the kit, including how to bleed prime the 
oil system befor