Need input from owners of original 66 427/390 HP cars about the oil pressure guage. Is it an 80# or a 60# unit? There has been quite a bit of discussion about this lately and I believe the latest JG states that most had the 60# unit. I suppose it's possible that very late production cars may have had the 60# unit but I believe the majority had the 80#. Thanks,
Michael
Michael
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