2012 Honda CRF450R
2012 Honda CRF450R Specifications:
Engine and Transmissions
Engine Type : 449cc liquid-cooled single-cylinder four-stroke
Bore And Stroke : 96mm x 62.1mm
Compression Ratio : 12.0:1
Valve Train : Unicam®, four-valve; 36mm intake, titanium; 30mm exhaust, steel
Induction ...