1970 340 heads

Have a nice set of 1970 340 heads, went with edelbrock and no longer need them. They have been magnifluxed and NO cracks! They have comp single springs for hyd. Cam but also come with a new in box set of comp double springs for mech. Cams. My machine shop just installed new seals,valve job, and guides knurled and are ready to go.

First head #3418915B
Date. 03090
AAWJ 360

Second head..# 3418915C
Date.. 03180
AAWJ 360

Top of heads have a "J" and underside has a "U"
2.02 intake
1.60 exhaust
500.00 plus ride for heads and new comp springs in box.
Springs on heads are new as well.
I'm sorry seems as if I got some mislead info these are Not T/A heads is what I'm finding out. Thanks