Quote:
Originally Posted by Myron Piatek
HP factors to the '71's, which have the highest rating for Mopar 4 bbl small blocks. It's also how the '70 340 6-Pack Challenger T/A ended up in C/SA, and set the record at 10.33! They are not that heavy either.
1970 340 4bbl's have a smaller carb and the '72's lost compression and valve size.
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Thanks for the answer. I really appreciate it.