Replacement Fits Honda Xr400r XR 400R 440cc Big Bore Cylinder Kit Complete Head Polished Ports Performance Camshaft 96 97 98 99 00 01 02 03 04

Replaces OEM Part # 12100-KCY-670 12191-KCY-672 12200-KCY-670 12251-MBV-013 12310-KCY-672 12391-KCY-671 13011-KCY-670 13101-KCY-670 13111-KCY-670 90601-KA5-000 14000-KCY-670 15410-KF0-315 AFTERMARKET HONDA XR400R 440cc BIG BORE CYLINDER COMPLETE HEAD AND PERFORMANCE CAMSHAFT FREE NGK SPARK PLUG PISTON TOP HAS A CERAMIC COATING PROVIDING SUPERIOR HEAT RESISTANCE WHICH WILL EXTEND THE LIFE SPAN OF THE PISTON 1X CYLINDER (BIG BORE) 1X PISTON. 1X PISTON PIN. 2X CIRCLIPS. 1X COMPLETE SET OF RINGS. 1X HEAD GASKET. 1X BASE GASKET. 1X HEAD COVER GASKET. 1X CHAIN TENSIONER GASKET. 1X COMPLETE CYLINDER HEAD (POLISHED INTAKE AND EXHAUST PORT) 1X PERFORMANCE CAMSHAFT 1X GASKET MAKER. 1X THREAD LOCK. 1X FUEL FILTER. 1X AIR FILTER 1X OIL FILTER. 1X FREE NGK SPARK PLUG. 1996 - 2004 HONDA XR 400R.