SSP-G GY6 63mm Performance Cylinder Head is designed to complement 63mm big bore kits, offering enhanced airflow and combustion efficiency for maximum performance gains. Built with precision-machined aluminum alloy and larger intake/exhaust ports, this cylinder head provides improved throttle response, higher RPM capability, and cooler operation — perfect for upgraded GY6 150cc–170cc engines.
Features:
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Designed for GY6 63mm big bore setups (approx. 170cc)
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Precision aluminum alloy construction for lightweight durability
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Larger intake and exhaust valves improve airflow and efficiency
Specifications:
