Description
- Installation hole distance:58mm/2.28\”.hole diameter:8mm/0.31\”.
- Replacement for gy6 180cc 200cc 250cc 4-stroke gy6 qmj/qmi157,qmj/qmi152 engine of go karts,mopeds,scooters and atvs.
- Manufactured with high-strength steel and precision casting technology to ensure stable performance under high temperature and high pressure working environment. the steel is heat-treated to improve hardness and wear resistance and extend service life.
- All components are subject to strict quality control to ensure that each part meets the best performance standards.
- It can improve combustion efficiency and power output. precise machining and assembly ensures accurate valve opening and closing times, reducing valve lash and engine noise. this not only enhances the vehicle\’s power performance, but also reduces fuel consumption and improves fuel economy.
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