Yamaha YZ 450 F DOHC 4v

Prices And Specifications Effective October 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.

We use PayPal for payment processing so you know your transaction is safe and secure.

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 CA state sales tax (if applicable). WEB CAM INC. IS NOT RESPONSIBLE FOR ANY INACCURACIES.


VALVE
LIFT

DURATION

DURATION
@ 0.050"

GRIND NUMBER

REGRIND

HARD
WELD

NEW
BILLET

483/933

N/A

N/A

81-422

$823.00

Performance profile to increase overall power. Requires Performance Valve Spring Kit, Shortened Valve Guides, and Exhaust System. Check ALL clearances! Price Per Set (2).
Qty:

493/943

N/A

N/A

81-432

$823.00

Increases mid and upper end performance. Works well in motorcross / flat track applications. Requires Performance Valve Spring Kit, Shortened Valve Guides, High Compression Piston, and Exhaust System. Check ALL clearances! Price Per Set (2).
Qty:

45/297

N/A

N/A

81-412

$823.00

High lift short duration profile to increase throttle response. Works great for torque applications. Requires Performance Valve Spring Kit, Shortened Valve Guides, High Compression Piston, and Exhaust System. Check ALL clearances! Price Per Set (2).
Qty:

493/216

N/A

N/A

81-442

$823.00

Mid and top end racing profile. Requires Performance Valve Spring Kit, Shortened Valve Guides, Exhaust System, and High Compression Piston. Check ALL clearances! Price Per Set (2).
Qty:


Part Type

PART #

$95.00

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. Price (Each).
Qty:

$385.00

Kit includes Single Performance Valve Springs, Titanium Retainers, and Keepers. Stock bottoms OK. Price Per Set (4).
Qty:

$195.00

Performance dual valve springs, titanium retainers and hardened bottoms. OK to .450 valve lift. Price Per Set (4).
Qty:

$30.00

Standard size 36 mm. Price (Each).
Qty:

$30.00

Oversized to 37 mm. Price (Each).
Qty:

$30.00

Standard size 30 mm. Price (Each).
Qty:

$30.00

Oversized to 31 mm.Standard size 28 mm. Price (Each).
Qty:

$16.00

Made from special C630 Bronze material for longer wear. Standard size. Adds additional retainer to guide seal clearance. Custom sizes available +.001, +.002, +.004, +.010 Price (Each).
Qty:

$16.00

Made from special C630 Bronze material for longer wear. Standard size. Adds additional retainer to guide seal clearance. Custom sizes available +.001, +.002, +.004, +.010 Price (Each).
Qty:

$40.00

26.5 mm x 19 mm x 2.7 mm Price (Each).
Qty:

$210.00

Use with all WEB CAM profiles for precise engine tuning. Kit includes adjustable sprockets, adapters, cam bolts. Price Per Set (2).
Qty:



General Information

Congratulations

Degreeing In Your Camshaft

General Valve Spring Information

Valve Spring Installed Height Information

Web Cam Full Catalog


Vehicle Specific Information

Yamaha YZ 450 F DOHC 4v Parts List.


Web Cam Inc. products are not intended for use on pollution controlled vehicles.
Copyright © 2000 - 2018, Web Cam Inc. ®, All rights reserved.
Open Monday - Friday, 8:00am - 4:30pm Pacific
Phone: 951.369.5144