Kibblewhite 20-2133C Cast Iron Valve Guide Exhaust Harley-Davidson - 0.003

The Kibblewhite 20-2133C is a precision-engineered cast iron valve guide designed for Harley-Davidson exhaust applications, manufactured with an oversized +0.003" dimension for optimal fitment in worn guide bores.

Key Features:

• Premium cast iron construction with proprietary material specification
• Highly pearlitic structure with dense fine grain composition
• Engineered blend of carbon, silicon, manganese, nickel, chromium, copper and sulfur
• Excellent wear resistance for extended service life
• +0.003" oversize for exhaust valve guide replacement
• Direct replacement for Harley-Davidson applications

Kibblewhite Precision Machining manufactures these valve guides using their exclusive cast iron formula, developed through extensive material analysis and testing. The precise metallurgical composition delivers superior durability and heat resistance in demanding exhaust valve environments.