Kibblewhite Precision 20-20690M Manganese Bronze Intake Valve Guide - Standard body-frame-frame-stabilizers L x 13 1/2in

L x 13 1/2in

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The ACT twin disc features the ability to adjust for disc wear and provides equal disengagement for discs

Fully adjustable dry-suede straps

Carnauba wax formula creates a brilliant

Kibblewhite Precision 20-20690M Manganese Bronze Intake Valve Guide - Standard body-frame-frame-stabilizers L x 13 1/2inOutside Dia.: (G): 0. 5625in. Std. A: 0. 685in. B: 0. 735in. C: 0. 702in. D: 1. 305in. E: 0. 615in. F: 0. 2750in.. Precision machined guides. Manganese bronze guide material is softer than nickel aluminum bronze valve guides. Excellent heat conductivity which promotes long valve life. Material hardness helps support valve guide longevity. Guides can be easily reamed with a battery operated or electric drill and finished with a high quality ball hone.