SKU: RCD-202403-04-timing
202403-04 Timing BB Chevy RCD Big Block Chevy Blower Crank Hub , w Dual 1/4" Keyway -Fits All BB

 202403-04  RCD BB Chevy Long Blower Hub ( fits everything except RCD Gear Drives )

 used with the 6-3/8" Timing Wheel and 200,000 psi Bolt 

 Comes with Bolt with 200,000 psi tensile strength -  http://www.alkydigger.net/proddetail.php?prod=RCD358850-38

Includes the 6-3/8" Non Magnet Timing degree ring    and two 1/4" Keys 

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.

We also have the same kit but with the Crank Trigger wheel