TB Piston Kit, 56mm/140cc, HC – YX140
TBparts 56mm/140cc piston for the YX140 56/57mm bore stroke engines. This piston works with the factory cylinder head and our V2 cylinder head.
High Compression for use with Stock cylinder head or TBparts V2 cylinder head.
13mm wrist pin
YX140 56/57mm bore stroke engines