360 Harmonic balancer
I've heard everything from it's supposed to have 4 bolt Mains to It's supposed to have an x on the front of the block? Which it has neither.
What sounds more believable is what I've read about it being possibly later truck block or a factory remanufactured replacement block?
![20140321_134154.jpg 20140321_134154.jpg](https://www.forabodiesonly.com/mopar/attachments/20140321_134154-jpg.1714939748/)