Piston 68 mm, engine 171 ccm.  Even + 20% power. Easy install, even himself. Change cylinder, come back head, and go.

Kit contents:
1 pcs. Honda CBR 150 brand new Cylinder with oversize steel barrel
1 pcs. Piston 68 mm ( Optional forged CNC piston )
1 pcs. Piston ring set
1 pcs. Piston join pin
2 pcs. Piston join pin lock
1 pcs. Special cylinder gasket for oversize piston (see picture)

Optional normal (first picture) or high compression piston. Change free.

Item code 0102: Nitro genuine brand new upgraded cylinder set Honda CBR 150 Price 139.95 USD

Big barrel 71 mm piston, engine 187 ccm.

Kit contents:
1 pcs. Honda CBR 150 Cylinder with oversize steel barrel
1 pcs. Piston 71 mm ( Optional forged CNC piston )
1 pcs. Piston ring set
1 pcs. Piston join pin
2 pcs. Piston join pin lock
1 pcs. Special cylinder gasket for oversize piston (see picture)

Need special install, barrel outside diameter 78 mm. Necessary disassemble engine and cut inside diameter in crankcase. Crankcase bore only 75 mm, need cut a bit. See picture

Cylinder renew capable, fit even 72 -73 - 74 mm piston

Item code 0104: Racing camshaft optional 280 - 300 - 320 angle Price: 59.95 USD