Quote:
Originally Posted by Vtor_ZL1
The PF48/PF48E has a pressure specification of 15 PSI (100 kPa)
PF64/ PF63E [GM 12690385] has a pressure specification of 22 PSI (150 kPa).
https://gm-techlink.com/?p=7627 - would seem to indicate that PF63E is 22psi variety. |
I guess what I heard was wrong, I stand corrected
Apparently from what I have read, the UPF64R had a high bypass valve psi rating yet again at 35psi (but haven’t verified that)
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2018 ZL1; Mag 2650 and 2 inch LT Headers , every SPL suspension upgrade, MCS 2 way coilovers, sway bars, square SC3R 325's all the way around, and multiple brake cooling upgrades
Last edited by GunMetalGrey; 06-01-2022 at 07:21 PM.
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