A friend of mine is looking at a red 69 X22 big block four speed for sale. Can someone decode these numbers? I already know the original color of the car appears to be gold and the 396/325 engine looks to be from an automatic transmission car. Does this cowl tag and rivets look authentic?

http://www.geocities.com/firstgenerationcamaro/69SStag.jpg

Here are other numbers:

Engine pad: T?23JB (can't make out the 2nd character. JB is for auto trans, right?)
Engine casting: 3955272
Engine Date: A219

Heads RH & LH: 3931063

Axle casting: 3894860NF (not sure what this is but it's not the date/ratio code)

Intake: 3931067
Intake date: A179

Trans: 3925660 & 3899621
Trans Date: P9A20A
Serial: N588xxx (this does match the car VIN# 124379N588xxx)

Water pump: 3969811

Exhaust manifolds: 3916178