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BPRATV will be closed on December 24th and 25th in observance of the Christmas holiday. We will have very limited operations from December 27th to December 31st for our annual cycle counts. Thank you for your patience and understanding. Additionally, we will be closed on January 1, 2025, for New Year's Day.
BPRATV will be closed on December 24th and 25th in observance of the Christmas holiday. We will have very limited operations from December 27th to December 31st for our annual cycle counts. Thank you for your patience and understanding. Additionally, we will be closed on January 1, 2025, for New Year's Day.

TRX 400EX 400X XR 89 mil Big Bore Kit +4 Cylinder Hi Comp Top End Rebuild Hotcam

by BPRATV
Save 8% Save 8%
Original price $649.99
Original price $649.99 - Original price $649.99
Original price $649.99
Current price $599.99
$599.99 - $599.99
Current price $599.99
FITS ALL HONDA 400EX 400X XR400 MODELS AND YEARS

  • NEW aftermarket 89mm big bore cylinder
  • Wiseco or CP forged piston**
  • The piston is hi comp RACE GAS ONLY version
  • Nitrite-coated piston rings
  • Chrome wrist pin
  • Circlips
  • Stage 2 Hotcam
  • Camshaft bearings
  • Maxlock 4135 heat-treated alloy steel or Talon Titanium head stud kit - LIFETIME WARRANTY*!
  • Cometic top-end gasket kit
  • MLS head gasket
  • Timing chain
  • Kibblewhite Viton valve stem seals
  • Stickers
  • Runs on pump or race gas
  • Fits all models and years with no mods required

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