This Cylinder Head For 100cc 2 Stroke Engine Motorized Bicycle The CNC Cylinder Head Cover fits onto the cylinder head, guaranteeing perfect sealing without the need for modifications. Lightweight durability and excellent thermal conductivity. Piston specifically engineered for 100cc high-port 2-stroke motorized bikes, perfectly matching the port characteristics. Innovative dual-window (cutaway) design effectively increases the piston skirt opening area. reduces residual exhaust, and increases the concentration of fresh air-fuel mixture in the combustion chamber. The result is stronger, more linear power delivery Package Include: 1 * 50mm Cylinder Head with Gaskets; 1 * CNC Cylinder Head Cover with Gasket; 1 * 100cc high hole window piston sets
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