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Holiday Notice: BPRATV is closed until Monday. Current handling time is approximately 3–4 business days. We appreciate your patience and wish you and your family a Merry Christmas.
Holiday Notice: BPRATV is closed until Monday. Current handling time is approximately 3–4 business days. We appreciate your patience and wish you and your family a Merry Christmas.

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

by BPRATV
Save 20% Save 20%
Original price $486.10
Original price $486.10 - Original price $486.10
Original price $486.10
Current price $388.88
$388.88 - $388.88
Current price $388.88
  • Works on all Honda 400EX, 400X, and XR400R models and years
  • 87mm heavy-duty big bore cylinder
  • 87mm big bore Wiseco or Wossner forged piston
  • Nitrite-coated piston rings
  • Chrome wrist pin
  • Circlips
  • Cometic big bore top-end gasket kit
  • MLS big bore head gasket
  • Talon TITANIUM cylinder head stud kit - LIFETIME WARRANTY*
  • NGK spark plug
  • No case or head mods required
  • Runs on pump or race gas
  • 1-year warranty on the complete kit, used and new parts*

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