SS/GT Engine Choice

[Adger Smith]

Car will be a Gen 3 Camaro Badged as a IROC Z-28
Weight should put the car in GT/CA- GT/DA Depending on engine choice.
3 engine choices
Idea is to use parts & pieces I have laying around my shop
I Just want the best .50 - .80 under index runner.
1.
'69 427 425/445
4.311 bore 3.76 stroke
12.7 actual measured compression
401 Alum heads 2.19/1.845
780 Vac Holley carb
2
'70 402 375/405
4.185 bore 3.76 Stroke
12.58 actual measured compression
401 Alum Heads 2.19/1.88
780 Vac Holley carb
3.
'71 454 425/435
4.311 Bore 4 Stroke
10.96 actual measured compression
401 Alum Heads 2.19/1.88
780 Vac Holley Carb
4.
'71 454 425/424
4.311 bore 4 stroke
10.96 actual measured compression
Iron 188 or 990 heads 2.19/1.88
780 Vac Holley Carb
I like what combination Dwight Southerland suggested, but I want to use parts I have available. Yes, I'm a tight Arse!
If you don't want to make a public comment just DM/PM me
Thanks, all comments are appreciated
Adger Smith