KLX140 KLX150 BIG BORE KIT with CAMSHAFT and CYLINDER HEAD Big Valve Genuine Parts/Yamaha/NVX125 - NVX155 - AEROX/Engine big bore kit and big

big bore kit and big bore kit with bigger valve cylinder head

Front and rear

available 16 step with 10 preset memory to suit your needs

The 63mm size is the piston kit that come with this big bore kit :

This is our new performance valve springs for KLX140 KLX150 all years

KLX140 KLX150 BIG BORE KIT with CAMSHAFT and CYLINDER HEAD Big Valve Genuine Parts/Yamaha/NVX125 - NVX155 - AEROX/Engine big bore kit and bigKawasaki KLX 140 KLX 150 COMPLETE Big Bore Cylinder Kit with Camshaft and Cylinder Head with Big Valve ** Now with new camshaft with roller rocker arm design! ** This is a brand new big bore kit for KLX140 and KLX150 2008 2025, this kit comes complete with : a New Cylinder 63mm Piston Wrist Pin Rings Clips Gaskets Stage 3 camshaft with roller rocker arm design! increase your torque faster !! we have developed new roller rocker for the custom camshaft