Fits: 2003-2006 KFX 400 (all models) Fits: 2003-2006 KFX 400 (all models) 434cc Big bore kit Includes: Crankshaft, Main bearings with seals, 94mm big bore cylinder, Big bore piston and rings, Complete Gasket kit, Clutch plates and springs, Engine seal kit, Countershaft seal kit, Timing chain, All valves and springs, Water pump kit, Oil filter, Air filter, Spark plug *Pictures may be generic. You will receive the correct parts for the models listed below. Brand CL2 Powersports Model 2003-2006 Kawasaki KFX 400 Exterior Metallic Finish Manufacturer CL2 Powersports Item model number 2003-2006 Kawasaki KFX 400 Manufacturer Part Number KAW-KFX400-0306-CEM