57.3mm big bore piston kit designed to upgrade Honda CBF125, SDH125-51, WH125-7, and WH125-8 motorcycles to 150cc. Manufactured with precision from high-tech materials, this kit offers superior reliability and performance. Ideal for rebuilding engines with confidence, it meets or exceeds OEM standards and serves as a direct replacement for the original components.

Features:

• Increases engine displacement to 150cc for enhanced performance.
• Precision-manufactured for durability and reliability.
• standards.
• Direct replacement part for seamless fitment.
• Includes 13mm piston pin diameter.
• Designed for easy installation; professional assistance recommended if unsure.

Specifications:

• Bore size: 57.30mm
• Engine displacement: 150cc
• Piston pin diameter: 13mm

Compatible Models:

• Honda CBF125
• Honda SDH125-51
• Honda WH125-7
• Honda WH125-8