KTM EXC250 VERTEX PISTON BEARING GASKET KIT 66.35 B 23630 2007-2016 TOP END
£144.98
Fits EXC250 2007-2016 models. 66.4mm bore, graded size B 66.35. The clearance is to allow for piston expansion when it heats up. This heat treating process is cutting edge technology for this type of aluminium alloys.
