Thumbnail Filmstrip of Blower Hub - for use with RCD, Fowler, New Century GEAR DRIVES "Short" Images
RCD BB Chevy Short Blower Hub* ( 1" on back total length ) long one is 1-3/4"
Works with Jesel Belt Drives too
Short BBC Crank Hub - Fits with RCD, Fowler, New Century, Gear Drives but is too short to work with Milodon, or Enderle Covers
Also fits SB Chevy Cranks with BB Snouts using a RCD Gear Drive.
DUAL 1/4" Keys
Will work with a Crank Trigger , when using RCD Gear Drive-
Our crank hubs are machined from heat treated chrome-moly steel billet.
Each hub has two 1/4 keyways 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.
See also - 202403-04 for the longer one