Thumbnail Filmstrip of 202203-0020 Hub - RCD Small Block Chevy Bearing Support Crank Images
RCD SB Chevy Crank Support Blower Hub X long
for use with the RCD Crank Support
Our crank hubs are machined from heat treated chrome-moly steel billet.
Each hub has a 1/4” keyways and 3/16" 180° apart, six 3/8-24 threaded holes in an evenly spaced pattern and a black oxide finish.
A stepped profile is machined around the holes for weight reduction and to lock-on the degree ring.
use 358843-60 bolt