| Model | CG250 |
| Cylinder bore | φ67 |
| Excircle | φ73 |
| Headspace | 80.1 |
| Total length | 112.5 |
| Discharge volume | 250cm |
| Brand | KAINIU |



Quality Assurance:
Trusted Durability for Long-Term Use.We prioritize uncompromising quality in every Cylinder Head CG250, subjecting each unit to rigorous quality control checks at every stage of manufacturing. From material testing (to verify heat resistance and strength) to final assembly inspections, every step is monitored to meet international industry standards. Each Cylinder Head CG250 undergoes pressure testing to ensure leak-proof sealing—preventing oil or coolant leaks that can damage other engine parts. Dimensional checks also confirm that the φ67 Cylinder bore, φ73 Excircle, and other key specs match exact CG250 requirements. Unlike low-quality motorcycle parts and tricycle parts that skip quality checks, giving customers peace of mind. This commitment to quality ensures the Cylinder Head CG250 delivers reliable performance for years, solidifying its reputation as a trusted choice in the engine parts market.
| Model | CG250 |
| Cylinder bore | φ67 |
| Excircle | φ73 |
| Headspace | 80.1 |
| Total length | 112.5 |
| Discharge volume | 250cm |
| Brand | KAINIU |



Quality Assurance:
Trusted Durability for Long-Term Use.We prioritize uncompromising quality in every Cylinder Head CG250, subjecting each unit to rigorous quality control checks at every stage of manufacturing. From material testing (to verify heat resistance and strength) to final assembly inspections, every step is monitored to meet international industry standards. Each Cylinder Head CG250 undergoes pressure testing to ensure leak-proof sealing—preventing oil or coolant leaks that can damage other engine parts. Dimensional checks also confirm that the φ67 Cylinder bore, φ73 Excircle, and other key specs match exact CG250 requirements. Unlike low-quality motorcycle parts and tricycle parts that skip quality checks, giving customers peace of mind. This commitment to quality ensures the Cylinder Head CG250 delivers reliable performance for years, solidifying its reputation as a trusted choice in the engine parts market.