Cylinder Works Big Bore Kit +3mm 81mm 270cc KTM 250 SX-F XC-F FE 2013 2014 2015. Cylinder made in the USA.
Vertex piston kit made in Italy. Gaskets made in the USA or in Italy. 81mm bore (+3mm) make 270cc.
Includes: cylinder, complete Vertex piston kit. _gsrx_vers_625 GS 6.9.7 (625)._gsrx_vers_1706 GS 9.9 (1706).