Honda CRF 450 R SOHC 4v

Prices And Specifications Effective June 2023, And Are Subject To Change Without Notice.

When a core is required for an item, the core charge will automatically be added to your cart when you add the item. You must return your re-workable OEM core within 180 days of purchase in order to receive a core refund. If we do not offer a core for your application, you need to call us first, and send your core in to be reground / hardwelded.

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You do NOT need a PayPal account to shop with us, you can use your credit card. You may also call us to order any of the listed items.

All in stock orders placed on-line Monday - Friday before 3:00pm Pacific, will ship the same day.

Please be sure to read our Ordering Policies.

Web Cam Inc. makes every effort to ensure the accuracy of the prices and specifications listed on our web site. However, prices and specifications are subject to change without notice. Prices listed do not reflect shipping and handling charges, nor sales tax (if applicable). WEB CAM INC. IS NOT RESPONSIBLE FOR ANY INACCURACIES.

Part Type



Conversion kit to replace your current OEM gear. Comes complete with flange, adjustable sprocket, and two bolts. Can be used with all WEB CAM'S profiles for precise engine tuning. Price (Each).


Performance dual spring kit with titanium retainers, and HT basewashers. OK to .440" Valve lift. Price Per Set (4).


Standard size 38 mm. Price (Each).


Standard size 38 mm. Price (Each).


Standard size 31 mm. Price (Each).


Made from special C630 Bronze material for longer wear. Standard size. To be used for the IN / EX. Price (Each).

General Information


Degreeing In Your Camshaft

General Valve Spring Information

Valve Spring Installed Height Information

Web Cam Full Catalog

Vehicle Specific Information

Honda CRF 450 R SOHC 4v Parts List.

Web Cam Inc. products are not intended for use on pollution controlled vehicles.
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Open Monday - Friday, 8:00am - 4:30pm Pacific
Phone: 951.369.5144