Honda 400EX 400X XR400 87mm Big Bore Kit +2mm Cylinder 416 Top End Rebuild Parts

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

FITS ALL HONDA TRX400EX, 400X, AND XR400R MODELS AND YEARS

NEW BPRATV 87mm Big Bore Cylinder

87mm forged Wiseco, JE, CP Carrillo, or Wossner Piston*

Hi-temp piston rings

Chrome wrist pin

Circlips

Cometic top-end gasket kit

Cometic big bore MLS head gasket

Maxlock head stud kit - LIFETIME WARRANTY*!

Timing chain

NGK spark plug

Piston uses pump or race gas

Bolt-on kit - No mods required

1-year warranty*

This is a bolt-on kit that requires no machining of any kind.  Runs on pump or race gas.  Everything is new in the original packaging and the manufacturer's warranties apply*