Powerful & Reliable 250cc Motorcycle Engine
High-performance Zongshen ZS172FMM-6 engine with precision 4-valve design for optimal airflow and fuel efficiency. Durable forged aluminum alloy components and hardened steel crankshaft ensure long-lasting reliability under heavy loads.
Perfect for Off-Road & Custom Builds
Ideal for CB250R, KTM, or DIY motorcycle projects. Delivers smooth torque for trail riding, racing, or urban commuting. Compact size fits most 250cc frames with minimal modifications.
Factory-Tested & Ready to Install
Pre-assembled with OEM-grade gaskets and seals. Includes balanced crankshaft and low-friction piston rings for reduced vibration and increased horsepower.
Unbeatable Wholesale Pricing
Direct bulk sourcing guarantees the lowest global price. Stock limited—order now for fast shipping worldwide.