TRX400EX TRX 400EX Big Bore 89m 440 Wiseco 12.5:1 Top End Rebuild Kit Head Studs

247612, 4667M08900, 4794M08900,1043-2, M2002, M2003, M2001,4606M08700,12100-KCY-670, 4606M08500, C7826, 71016-4, 12191-KCY-673, 30-33750, 13011-KCY-670, 90601-KA5-000, 13103-KCY-670, 13111-KCY-670, 12251-HN1-003, 12209-KL4-005, C7825, 808894, 822278, 4040, 4606M08700, C7826, H0402027S, 4606M08800, 4667M08900, 808829, M2033, 8604DA

Complete Honda TRX 400EX, XR400R, TRX400X  89mm 440cc Big Bore Top End Rebuild Kit with a Forged Wiseco Piston, Cometic Top End Gasket Kit, Titanium Head Stud Kit!

Honda TRX400EX, XR400R, & TRX400X 

Years 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014

This kit includes:

NEW BPRATV 89mm Big Bore Aftermarket Cylinder

12.5:1 89mm Big Bore Wiseco Forged Piston Kit (includes rings, pin, & clips)

Cometic top end gasket kit with a Big Bore MLS head gasket

BPRATV Heavy Duty Replacement Cam Chain (This chain is thicker and stronger than your original chain.)

BPRATV Talon Titanium Cylinder Head Stud Kit

This kit is compatible with all OEM components.  The piston uses pump or race gas.  Everything is new in the original packaging and the original manufacturer's warranty applies.