20-2060 KPMI, exhaust valve guide. C630. STD

Exhaust valves take the brunt of the heat in any air-cooled V-twin, and these Kibblewhite C630 bronze guides are built to survive it. Using a nickel-aluminum-bronze alloy, these guides offer rapid heat dissipation and excellent wear characteristics, making them a top choice for performance-oriented 1979 to 1984 80-inch Shovelhead engines. This standard size guide measures 0.6250 inch on the outside diameter and 0.3745 inch on the inside, with an overall length of 1.91 inches. Whether you are refreshing a stock motor or building a high-compression street machine, these guides ensure your valvetrain stays stable under pressure. Sold individually, they represent the gold standard for Shovelhead head work where performance and heat management are the priorities.