Moto&Parts-BBK&4Vhead-PB04-BBKV: 67MM

☆. Description

Ceremic-Coated Cylinder Kit 67mm Plated 2V PIN13 2 Valve kit to fit the YX, HO & Zongshen engines, Skirt 70mm cases will need boring out
See below engine size to stroke
53mm stroke = 187cc
57mm stroke = 200cc

Option 2 = 42mm