Honda TRX 450 R (PRO) (04-09) SOHC 4v

** Prices And Specifications Effective March 2018, 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 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.

These PRO Series cams are larger blanks for custom profiles, please call the factory for more information!

Other Products:

Cam Gear, Adjustable 36 Teeth

Web Cam Racing Cams Inc. Product Photo



Adjustable gear only. For use if you already have a flange pressed on your cam. Can be used with all WEB CAM profiles for precise engine tuning. Cam bolts not included, see part CB-001. Price (Each).

Chain Tensioner, Manual PRO Series




The PRO Series is designed for the racer who frequently adjust his engine. The easy-access socket head adjuster screw is perfect for tight spaces. The interior o-ring design ensures that repeated adjustments will not eventually flatten the o-ring against the jam nut. The PRO Series design features an internal o-ring and custom-machined adjuster bolt. The bolt is broached with a 4 mm hex. Does not fit CRF 450 R (02-03) models, or the TRX 450 ER 06, and the 10-14 models as well. Price (Each).

Installation Information:

General Information


Degreeing In Your Camshaft

General Valve Spring Information

Valve Spring Installed Height Information

Web Cam Full Catalog

Vehicle Specific Information

Honda TRX 450 R (PRO) (04-09) SOHC 4v Parts List.

Last update: March 19 2018