Product Details
1,name:valve tappet;
2,type:11332247722
3,material: 20Cr
4,CSQA:ISO/TS16949
5,motorcycle type:BWM
the products named tappet ,belonging to a kind of autoparts.they are easily destroyed ,and genneral the working life is 30000-100000 km. the tappets are installed between the cam and valve,and when the cam whirls ,it controls the tappets up and down in the cylinder cover ,and then drive the valve open or close,making sure the engine work.