Kibblewhite Precision 20-21021M Manganese Bronze Intake Valve Guide (+.001) fuel-air-reeds-reed-valves Eliminates most foaming and provides

Eliminates most foaming and provides excellent seal lubricity

1989-2003 Harley Davidson XLH1200

Ski-Doo Olympique 440 1974

2018 Polaris RZR 570 EPS

Kibblewhite Precision 20-21021M Manganese Bronze Intake Valve Guide (+.001) fuel-air-reeds-reed-valves Eliminates most foaming and providesOverall length is 1. 655in. OD: . 4760in. ID: . 2347in.. 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. Eliminates the need for expensive honing equipment that