Help me decode ?

[Haras635]

Not sure about the block but hoping the heads are original to this 68 camaro.

The numbers off the front 10327ckd 12r563700
back 3970014

Heads 3890462c167 13 gm 23

Thanks!

Sarah

 

[Haras635]

Double checked front numbers are really 12r563700 & t0327ckd

 

[hurst01]

Sarah,

Sorry for the delay, I found the following information that might be helpful to you:

Code Year CID Vehicle HP RPO Trans Carb Comments
CKD 72 350 Nova 200 L-48 TH 350 4-Brl
CKD 72 350 Chevelle 175 L-48 TH 350 4-Brl
CKD 72 350 Camaro 200 L-48 TH 350 4-Brl
CKD 73 350 Nova 175 L-48 TH 350 4-Brl A.I.R.
CKD 73 350 Chevelle 175 L-48 TH 350 4-Brl A.I.R.
CKD 73 350 Camaro 175 L-48 TH 350 4-Brl A.I.R.
CKD 73 350 Camaro 175 L-48 TH 350 4-Brl A.I.R.
CKD 74 350 Impala 160 LM-1 TH 350 4-Brl A.I.R.
CKD 74 350 Chevelle 160 LM-1 TH 350 4-Brl A.I.R.
CKD 74 350 Camaro 160 LM-1 TH 350 4-Brl A.I.R.

The head casting numbers 3890462 show to be from:

302/327/350

62-68

and can have the following valves: 1.94/1.50 2.02/1.60