Yuminashi Hyper oil pump for crf110 Young and Rad Co. Laser etched logos for that

Laser etched logos for that factory look and 8 colors to choose from

1 SET WITH HSS DRILLS

Base and head gaskets not included

Remove 3 ounces from your rotating mass by lightening your auto clutch housing

and is mentioned for the big bore CRF110F

Yuminashi Hyper oil pump for crf110 Young and Rad Co. Laser etched logos for thatThe Yuminashi Hyper Oil Pump is the highest volume oil pump on the market, and such a high output oil pump is certainly not a luxury in the horizontal air cooled engines, but really something which you should consider to buy because the much larger amount of oil circulating, takes the heat much faster away from the cylinder head and all other hot running parts, which is typical for this engine type. It's also a serious improvement on the lubrication