KIBBLEWHITE Exhaust Valve Guide 80-80050

Valve guide wear is one of the most common causes of compression loss and oil burning in high-performance engines. The KIBBLEWHITE 80-80050 exhaust valve guide uses Ampco-45 bronze—a specialized alloy engineered specifically for the extreme thermal cycling and wear demands of racing and modified engines. This guide delivers the heat dissipation and durability required to keep your valvetrain reliable through thousands of heat cycles.

Whether you're rebuilding a race motor or restoring a classic with modern performance expectations, this guide is a bolt-in replacement that maintains OEM fitment while providing superior longevity compared to cast iron originals.

• Material: Ampco-45 bronze
• Copper content: 80%
• Nickel content: 5%
• Primary benefit: Heat conductivity
• Secondary benefit: Wear resistance
• Manufacturing: U.S.A. made
• Type: Exhaust valve guide
• MPN: 80-80050
• Installation: Bolt-in replacement