If you are o-ringed AND 625s then you should be fine. At 54 lbs of boost don't be surprised if you're at 80 psi of drive. Get a drive pressure gauge if you plan to run the piss out of the setup later. Nothing on the compressor side will alleviate drive pressure, though.
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2015 half ton heavy chevy
81 Fairmont LS project
Many yard ornament projects...
North American Turbo
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