Yamaha YZF 250 valve guide
Made In-House on our CNC Lathe using the highest quality Colsibro Copper
We chose to manufacture our valve guides from Colsibro based on it's proven ability to dissipate heat and low friction properties.
A valve guides performance is vital in high power and high RPM engines, Colsibro has excellent low friction properties, it is less likely to seize, wear or crack.
Note - All guides will require honing after fitting.