Brand new top end rebuild kit for your suzuki 50cc. Kit includes everything shown in our pictures and is 100 percent ready to bolt on. High-quality OEM style components at a much greater price! Cylinder Bore Size 41mm. Cylinder Bore and Stroke 41.00mm x 37.80mm. Cylinder Displacement 49cc / Compression 5.6:1. Includes OE Type Head, Piston Kit, Gasket Kit and More! Cylinder does not include vacuum port. Direct Replacement Parts for Hassle-Free Installation; Cylinder Material: Steel; Cylinder Sleeve Coating: None. Cylinder Cylinder Head Piston Piston Rings Wristpin Needle Bearing Circlips (2) Head Gasket Base Gasket Cylinder Studs (4) Cylinder Stud Nuts (4) Spark Plug.