RBS SUPERCHARGERS IS CLOSED UNTIL DEC 5TH.
Online ordering will be available from November 25th, - Dec 5th. No phone or email will be available at this time. We apologize in advance, for any inconvenience this may cause and look forward to welcoming you back on December 5, 2024.
BBF crank hub, made from billet heat treated steel, has two .250" keyways 180 degree's apart. Uses 2.782" bolt circle and is made to work with 6-71 thru 16-71 roots superchargers. Included in this kit is a hub, alum. degree ring with 360 degree's of marks, six grade eight bolts and washers.
This hub is for all internal balance BBF engines including 351, 429, 460 and many more. Hub measures from pulley mounting surface to crank gear 2.130".