Here are some pictures of the CV coded clutch.
CV clutch with E 14 J date
Ruler showing 1 1/2" from where fan rests on clutch to where the hub meets waterpump.
The CV clutch is 3" tall, and is 7 1/4" across
This CV clutch is dated D 22 A and is attached to a 70 1/2 LT1. Engine stamp is V0509CTB