YX145cc Performance Package 3

This is a big bore kit for yx140/z140 engine making it a 145cc.

Item Includes (refer to item picture):
-1x YX140cc Race Stage 1 Cylinder Head Kit (Gas Flowed & Race Valves)
-1x 57mm Barrel
-1x 57mm High Comp Piston Kit
-1x 57mm Cylinder Gasket Kit
-1x Crankshaft Balenced & True To Suit Weight Of Piston

PLEASE NOTE THAT THIS IS A BARE HEAD CASTING WITH ONLY VALVES INCLUDED. CAMSHAFT & ACCESORIES, VALVE SPRINGS AND ASEMBLYS, COVERS AND CAPS NOT INCLUDED.
PLEASE NOTE THIS KIT IS PERFORMANCE ENHANCING AND NO WARRENTY FIT AT OWN RISK!