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Replacement engine counter balancer bearing kit
S3 Gas Gas Racing factory cylinder
Better starts
Custom metal vent eyelets
stainless steel robustness and carbon fiber flexibility
CYLINDER WORKS Cilinder kit - Ø79 mm Replacement engine counter balancer bearingCylinder Works Standard Bore High Compression Cylinder Kit Fits Models CRF 250 R (22 23); CRF 250 RX (22 23) Compression Ratio14. 4: 1 Cylinder Diameter79 mm Cylinder Kit TypeStandard Bore High Compression Displacement250 cc Engine Type4 Cycle Includes Cylinder, Piston Kit, & Top End Gasket Kit
