Yamaha GP 1800 SVHO 1800cc DOHC 16v

Prices And Specifications Effective April 2019, 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.



@ 0.050"










New steel billet race profile camshafts designed for extreme acceleration with added mid and upper end performance. Price Per Set (2).

Part Type



Use with all WEB CAM profiles for precise engine tuning. Price Per Set (2).


Replacement buckets 30 mm diameter x 23.56 mm high x 3.3 mm thick. Highly recommended when using more spring pressure and high performance camshafts. Price (Each).


30 mm x 23.5 mm high x 3.3 mm thick replacement buckets. Highly recommended when using more spring pressure and high performance camshafts. DLC treated for longer wear and extreme racing conditions. Price (Each).


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).


Replacement Light weight CNC machined titanium retainers to fit with the stock valve springs. Price Per Set (16).


Kit includes performance valve springs and hardened bottoms. OK to use with stock retainers. Price Per Set (16).


Performance dual valve springs, titanium retainers and hardened bottoms. OK to 25-30 lbs boost. Price Per Set (16).

General Information


Degreeing In Your Camshaft

General Valve Spring Information

Valve Spring Installed Height Information

Web Cam Full Catalog

Vehicle Specific Information

Yamaha GP 1800 SVHO 1800cc DOHC 16v Parts List.

Web Cam Inc. products are not intended for use on pollution controlled vehicles.
Copyright © 2000 - 2019, Web Cam Inc. ®, All rights reserved.
Open Monday - Friday, 8:00am - 4:30pm Pacific
Phone: 951.369.5144