
Zs175fmm Zongshen Motocross CB300 Engine Wight Cdi Ignition Method 75*61.4mm Bore and Stroke. Zongshen CB300 Engine: High-performance 300cc air-cooled engine with 6-speed transmission and balance shaft. 20 Years Experience: Over two decades of industry experience ensuring best goods at reasonable prices. 200+ Engineers: Large engineering team available to match specific customer product demands. Quality Control Department: Dedicated QC team performs 100% testing and inspection before factory shipment. Genuine Parts Guarantee: All engines and spare parts are from the original factory with special identification. Sample Availability: Samples are available to help clients verify quality and win the market. Customization Support: We welcome client ideas and enjoy working with them on custom product requests. Fast Quotation: Quotations provided within 24 hours; urgent requests prioritized via call or email.