Exhaust Valve Guide

  • Tensilite® Titanium valves feature one-piece U.S.-milled titanium alloy construction with a hard chromium nitride (CRN) shell; CRN offers excellent resistance to impact, abrasion and corrosion (Tensilite® valves are noted in the chart)
  • Black Diamondâ„¢ valves feature one-piece stainless steel construction with stellite tips and special impregnation to improve wear properties and reduce friction; all valves are Black Diamondâ„¢ unless otherwise noted in the chart
  • White Diamond® valves feature one-piece construction and hard chrome stems; White Diamond® valves are noted in the chart
  • All valves are compatible with OEM and KPMI® valve guides and spring kits
  • All valve guides are made of Ampco-45, a high-performance compound with 80% copper content to provide great heat conductivity and 5% nickel content for wear resistance
  • Spring sets contain springs and titanium upper collars; lower collars included as required; spring kits are engineered for use with standard and oversized valves
  • Keepers are not included
  • Valves and guides are sold each; spring kits come complete for one motor
  • Made in the U.S.A.
2002HondaCRF450R
2003HondaCRF450R
2004HondaCRF450R
2005HondaCRF450R
2006HondaCRF450R
2007HondaCRF450R
2008HondaCRF450R

This item will ship SAME business days (Monday-Friday) after payment has cleared. International shipping time can be up to 1-2 weeks for processing and customs.

Buyer pays fixed shipping costs. Delivery Time: Allow 2-4 business days for delivery of items in the continental United States. Allow 4-6 business days for shipments to Alaska, Hawaii and International Orders. We are not responsible for carrier or customs delays. All customs costs for international orders are the responsibility of the buyer.

You must notify us in advance of all returns for authorization. Returns must be postmarked within 30 days of original shipment date, and must be in original shipped condition, including all packaging. All shipping costs are the responsibility of the buyer except in the case where we have shipped you the wrong item. All returns may be subject to a restocking fee.

Our dealership has a rock-solid reputation of providing excellent service, support, and satisfaction. We pride ourselves on giving our customers the best service available, the best parts and accessories, and a staff that understands all aspects of our business.

How do we stay small and sell big? It's simple: years of experience. At Apex Racing, our mission is to offer you the latest in parts and products, at the best prices, and with unparalleled service. We pledge to use our best efforts to make your experience both beneficial and enjoyable. Once you give us a try, we're sure you'll be back for more!