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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.
YZ450F WR450F OEM Cylinder Head Kibblewhite Stainless Valves Valve Spring Kit

YZ450F WR450F OEM Cylinder Head Kibblewhite Stainless Valves Valve Spring Kit

by Kibblewhite Precision
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$1,499.99
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$1,399.99

DO YOU NEED THIS ITEM ASSEMBLED?  INSTALLED ON YOUR VEHICLE?  GOT QUESTIONS?  CONTACT OUR TECH SUPPORT NOW FOR HELP!

Brand new OEM Yamaha cylinder head with cam journals

Kibblewhite valve spring kit with Titanium retainers

Kibblewhite +1mm White Diamond stainless steel intake and exhaust valves

Kibblewhite Viton valve stem seals

All brand new parts

Compatible with all Yamaha '03-05 YZ450Fand '03-06 WR450F models

1 year warranty*

We are BPRATV, offering the best in parts and service for over 20 years.  Email, call, or visit our Upland, CA location Monday thru Friday.

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

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Honda 400EX 400X XR400R Exhaust Studs Titanium Head Pipe Stud Upgrade Kit Set

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Honda 400EX 400X 88mm +3 Big Bore Kit Stage 2 Cam 426cc Top End Rebuild 2 Hotcam

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Works on all Honda 400EX, 400X, and XR400R models and years 88mm heavy-duty big bore cylinder 88mm big bore Wiseco or Wossner forged piston Nitrite...

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