Compression Ratio: 14,8:1 Engine Type: 2-Stroke Piston Diameter: 53,94 mm Piston Size: Standard Size A Product Name: Piston Riding Style: Offroad Style: Standard Bore Units: Each Compression Ratio: 14,8:1 Number Of Segments: 1 Net Weight G: 161.4 Cylinder Head Characteristics: dished Pin Dimensions: 15x10x45(bic.) Displacement: 125 Cast Or Forged: cast Bore Diameter: 53.94