Cylinder Barrel STD Bore 95mm For YFZ450R 2009-2011 YFZ450X YZ450F WR450F 2006-2011 2S2-11311-11-00 Engine Replacement Material: Aluminum Design and Style: Standard Bore 95mm Cylinder Barrel Usage and Purpose: Engine replacement for off-road and racing models Applicable Scenarios: Suitable for YFZ450R, YFZ450X, YZ450F, and WR450F models from 2006 to 2011 Performance and Property: Enhanced power and improved engine efficiency Parts and Accessories: Includes 1x Cylinder Crafted from aluminum, this cylinder barrel is designed for use with YFZ450R models from 2009 to 2011, YFZ450X models from 2010 to 2011, YZ450F models from 2006 to 2011, and WR450F models from 2007 to 2011.The 95mm bore size ensures proper fitment and performance.Its construction supports increased engine output while maintaining under conditions.The design allows for straightforward installation on compatible models, serving as a direct replacement to restore or upgrade engine function.This is an independent replacement component.References to brands or models are solely for compatibility indication.