NIKASIL CERAMIC CYLINDER KIT DIAM. 64 AND HIGH COMPRESSION FORGED PISTON DIAM. 6
Performance racing kit to increase the displacement of your YX / Tokawa to 172cc starting from a YX 150cc (53mm stroke) and to 184cc starting from a YX / Tokawa 160cc (57mm stroke).
This upgrade kit is perfectly interchangeable with the original and does not require modifications.
In addition to the 64mm Nikasil aluminum cylinder, produced in Italy, the kit consists of a Wossner forged piston diam. 64 and head and cylinder gaskets kit.
The piston must be coupled to the cylinder at 4.5-5.5 cents (as recommended by Wossner)