Kawasaki KLX110 / Z125 Hyper oil pump - These are +60% over stock!  The Takegawa pump is currently the only readily available aftermarket oil pump for the KLX110 & Z125. The Takegawa pump is +30% over stock so the hyper pump is a massive upgrade even compared to stout Takegawa oil pump.  These are a drop in pump, no modifications needed and are cheap insurance for your build.