Need some help finding what 402 this is, I'm pretty sure it's a 70 T402.
I would like to know what compression this engine is and if these are the correct heads ?????
Some sites say it's an open chambered engine and some say closed
chambered ????????
Block casting # 3969854
Head casting # 3975950
Engine code # TBG
Thanks for any help y'all can give me!!!!!