Note: Genuine cylinder diameter (bore) in the scooter must be 52.4mm with a piston stroke of 57.9mm
If the genuine cylinder diameter and piston stroke are different, this High Performance Cylinder set will not fit the engine.
Any doubt, please contact us for more details.
Made in Taiwan
Formula to calculate the unit cylinder size:
[(π x D²) ÷ 4,000] x L
D: Cylinder diameter (mm)
L: Piston stroke (mm) (given by the camshaft)
Genuine Cylinder (125cc)
[(3.1416 x 52.4²) ÷ 4,000] x 57.9 = 124.86 (125cc)
MOS High Performance Big Bore Cylinder (155cc)
[(3.1416 x 58.5²) ÷ 4,000] x 57.9 = 155.62 (155cc)
Cylinder block (Height 72.80mm & OD 61.20mm) (x1)
Piston rings (Riken) (x5)
Piston pin (Height 41.85mm & OD 15mm) (x1)
C Pin rings (x2)
Wooden box (x1)
We also have other motorcycle parts, please feel free to contact us for further information.
We are a PRO for exporting motorcycle spare parts. Offer genuine, aftermarket and MOS brand parts. Our MOS from Taiwan and our company specializes in Design and Development for Motorcycle customized parts and accessories.
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