Yamaha Autolube 2T Oil Pump Servicing 

Full disassembly includes removing the one-way valve, parts cleaning, re-conditioning of the piston, re-assembly, and testing. This Yamaha Autolube two-stroke oil pump is from a #DT175 or #DT125 but most other models are very similar. Turn ON Caption for English sub titles. #autolube #2Tpump #twostroke