383 going in a dart

i found a 383 out of a 68 imperial with a 727 trans. im going to put it it a 1969 dodge dart 340 swinger i beleve the k member is a 73 or later big block thats in the car now is their any way to find out what it is is their any thing i can mesure to find out and i am told the heads on the 383 are six pack heads any way to find out. do you have to get special exahast manafoilds to make it fit.... lots of questions thanks any help is good help

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Author: admin