Kibblewhite 20-2132 Valve Guide C630 Bronze Exhaust +0.002 Oversize

The Kibblewhite 20-2132 is a premium exhaust valve guide manufactured from proprietary C630 bronze alloy, sized at +0.002" oversize for precision fitting in various Harley-Davidson applications. This guide is engineered specifically for exhaust valve applications where superior heat resistance and wear characteristics are critical.

Key Features:

• C630 bronze alloy construction for exceptional thermal conductivity and durability
• +0.002" oversize diameter allows for precise machining and installation in worn cylinder heads
• Proprietary material specification with controlled carbon, silicon, manganese, nickel, chromium, copper and sulfur content
• Highly pearlitic microstructure with dense fine grains for superior wear resistance
• Designed specifically for exhaust valve service in high-performance V-Twin engines
• Compatible with various Harley-Davidson models requiring precision valve train components

Kibblewhite valve guides are manufactured to exacting tolerances using proprietary alloy formulations developed through extensive metallurgical analysis. The C630 bronze material provides the optimal balance of wear resistance, thermal management, and oil retention needed for demanding exhaust valve applications.