Bore up kit for the Ducks 70 normal cylinder head.
For smoother output characteristics, we recommend attaching the Kitaka high camshaft (model number 300-1013000).
Please note that Kitaku ULTRA camshafts and ULTRA-SE camshafts cannot be attached.
■Compatible Models
Ducks 70 (ST70): All vehicles *Cannot be used with reverse import vehicles.
Charlie 70: FNO,CF70-200003-2999999
■Specifications
Aluminum cast iron sleeve cylinder
Displacement: 88cc
Bore diameter: φ2.0 inches (52 mm)
Stroke: 1.6 inches (41.4 mm) (normal).
Piston: Casted