Kibblewhite 20-2131 Valve Guide Bronze Exhaust Oversize Harley-Davidson - C630 0.001

The Kibblewhite 20-2131 is a precision-engineered valve guide designed for Harley-Davidson applications. This exhaust valve guide is manufactured from C630 bronze material and features a +0.001" oversize outer diameter for engines with worn guide bores.

Key Features:

• C630 bronze alloy construction for superior heat dissipation and wear resistance
• +0.001" oversize outer diameter allows installation in worn guide bores
• Precision machined to OEM specifications for proper valve stem clearance
• Exhaust application engineered to withstand high thermal loads
• Direct replacement for various Harley-Davidson models

Kibblewhite Precision Machining produces valve guides using proprietary C630 bronze alloy formulations that provide excellent thermal conductivity and longevity in high-performance motorcycle applications. This oversize guide allows engine builders to restore proper valve guide clearances without machine work to the cylinder head.