2010 Honda CRF250R - USA SpecificationsMSRP: $7,199 USDENGINEEngine Type 249cc liquid-cooled single-cylinder four-strokeBore and Stroke 76.8mm x 53.8mmInduction Programmed Fuel Injection (PGM-FI), 50mm throttle bodyIgnition Full transistor with electronic advanceCompression Ratio 13.2:1Valve Train Unicam®, four-valve; 30.5mm intake, titanium; 25mm exhaust, steelDRIVE TRAINTransmission Close-ratio