KIBBLEWHITE Valve Guide 20-2329

If you're rebuilding a high-revving engine or restoring a classic with modern performance expectations, valve guide quality directly impacts cylinder head longevity and flow efficiency. KIBBLEWHITE's precision-machined guides are engineered to handle the demands of no-lead fuel while maintaining tight tolerances that OEM guides simply can't match. Their tapered nose design minimizes port obstruction—a critical advantage when you're chasing every fraction of horsepower through the intake and exhaust ports.

Technical Specifications:

• Material: C630 steel
• Machining: Precision CNC
• Fuel compatibility: No-lead
• Valve stem: Any type
• Overall length: 2.40"
• Top diameter: .560"
• Seal compatibility: OEM-style top hat
• Seal groove: Standard .420"
• Application: Intake or exhaust
• Collar: OEM lower collar
• Stem coating: Chrome compatible
• Design feature: Tapered nose
• Port obstruction: Minimized
• Origin: Made in U.S.A.