Model matching: Suitable for GY6125 125cc/150cc and GP/VP110 2V/4V models, 152QMI/157QMJ engines.
Dimension parameters: Crankshaft stroke upgraded from 57.8mm to 60.8mm, 15mm pin hole design, suitable for modification needs.
Dynamic Performance: Dynamic performance across the entire rpm range reduces operating vibration.
Compatibility: Suitable for a wide range of engines, ensuring optimal compatibility.
Durability: Special surface treatment ensures reliable fatigue resistance.
Description
Scooter Crankshaft Racing + 3mm for GY6125 125cc 150cc GP / VP110 2V 4V 152QMI 157QMJ Pin Hole 15mm Engine Parts
The crankshaft stroke is 57.8mm. The upgraded version crankshaft stroke is 60.8mm