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SHIPPING UPDATE: Due to high demand, orders are currently processing in 5-7 business days. Need it faster? Contact us to upgrade to expedited shipping! If you’ve found the item elsewhere or can’t wait, no problem—we completely understand. Just reach out to us, and we’ll cancel your order. Thanks for your patience and support! BRAPPPPPPPPPP!
SHIPPING UPDATE: Due to high demand, orders are currently processing in 5-7 business days. Need it faster? Contact us to upgrade to expedited shipping! If you’ve found the item elsewhere or can’t wait, no problem—we completely understand. Just reach out to us, and we’ll cancel your order. Thanks for your patience and support! BRAPPPPPPPPPP!

TRX 400EX 400 400X Kibblewhite +1 Valves Springs Complete Valve Head Rebuild Kit

Save 12% Save 12%
Original price $449.99
Original price $449.99 - Original price $449.99
Original price $449.99
Current price $394.98
$394.98 - $394.98
Current price $394.98

30-3111, 30-3116, 30-3118, 30-3120,30-3111, 30-3116, 30-3118, 30-3120, 14711-KCY-670, 14721-KCY-670 14411-KCY-670, 14421-KCY-670 14431-KCY-670, 14445-KF0-000 14446-KF0-000, 14447-KF0-000 14751-KCY-670, 14761-KG0-003 14451-MBV-000, 14771-107-020 14781-HA0-770, 14455-KCY-670 14456-KCY 670, 14775-KCY-670 14126-KV2-940

Take your Honda 400EX, 400X or XR400R to the next level with this complete valve head rebuild kit from Kibblewhite. This high-performance kit gives your engine an extra boost for faster acceleration and higher top speeds.

  • Includes Kibblewhite's lightweight race valve springs for increased valve lift
  • Features oversized +1mm intake and exhaust valves for improved airflow
  • Bronze valve guides and Viton valve seals optimize valve operation
  • OEM valve seats ensure perfect fitment
  • Keepers / Cotters (4 Pairs)
  • Complete kit has everything needed for a professional valve job.

Give your trusty Honda the power gains it deserves. This complete valve kit adds horsepower and torque for superior performance on the trails or track. Easy bolt-on installation. Fits all years of the 400EX, 400X and XR400R. Made in the USA and backed by a 1-year warranty.

BPRATV - The Best Parts. The Best Performance. The Best Price.
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