High-Performance 4-Valve Big Bore Head Kit & Cylinder Block for G3/G4/GP110 Scooters
Upgrade your 125cc/150cc/180cc/200cc scooter with precision-engineered 4-valve technology for unmatched airflow and power. CNC-machined aluminum alloy head ensures superior heat dissipation and durability. High-strength cylinder block with reinforced liners maximizes compression for aggressive acceleration. Perfect for racing enthusiasts or urban commuters seeking top-tier performance. Direct bolt-on compatibility with G3/G4/GP110 models—no modifications needed. Includes premium gaskets and hardware for leak-proof installation. Dominate the streets with smoother throttle response and increased torque. Limited stock at wholesale pricing—bulk orders welcome.