Kibblewhite Precision 20-20690 Bronze Intake Valve Guide - Standard (.5620in.) suspension-a-arms-components Precision machined from billet T-6

Precision machined from billet T-6 aircraft-quality aluminum

1982-1983 Suzuki GN250

2010-2011 Harley Davidson VRSCDX Night Rod Special

Each tube is 4ft

Kibblewhite Precision 20-20690 Bronze Intake Valve Guide - Standard (.5620in.) suspension-a-arms-components Precision machined from billet T-6Outside Dia.: (G): 0. 5620in. Std. A: 0. 725in. B: 0. 775in. C: 0. 800in. D: 1. 280in. E: 0. 615in. F: 0. 2750in.. We choose to use C630 nickel bronze as a material to make valve guides because of its ideal characteristics for the application. The 4 5 percent nickel content provides superior resistance to wear, and the approximately 80 percent copper content delivers outstanding heat conductivity. Guide profiles are designed to have minimal effect on