Motorcycle parts cylinder kit JOG50 40mm （change to big size 44/47mm）A-078

Specifications:

Competitive Advantage:

Cylinder with increased intake vents,flow has passed horse-power test.
Other products sold in market only have large diameter,have not been tested whether the horsepower of vehicles up to the maximum or not.

Motorcycle parts cylinder kit JOG50 40mm (change to big size 44/47mm)A-078

Motorcycle parts cylinder forYAMAHA :JOG50 40MM(also have big size 44/47mm)
Motorcycle parts JOG50 cylinder kit/cylinder set/Cylinder block/cylinder/piston/piston ring/Cylinder gasket

1,Cylinder with increased intake vents,flow has passed horse-power test.
2,Cylinder hardness is more than HRB90.
3,Fine appearance ,free of burrs,clean and smooth scavenge ports and fine,good heat dissipation.
4,Maching CNC lathe face processing by computer ,clear bore surface cross hatch patten,good oil-retaining characteric,result-Ing great increase in engine life.
5,Precise machining size,good shape and location allowance
6,OEM serivce offered.

We are the professional motorcycle cylinder manufacturer and we supply many types of motorcycle spare parts with high quality and competitive prices.