Honda XR400R Years 1996 1997 1998 1999 2000 2001 2002 2003 2004. Complete 85mm Standard Bore Top End Rebuild Kit! This kit is compatible with all OEM components. The piston uses pump or race gas.
This kit is okay. I had to tap the cylinder stud threads out because they were full of metal shavings. Inside of cylinder was a little rusty but a little bit if oil and light honing fixed it.