does your engine rattle? after market guages are not super accurate at low end of scale. I have stewart warner and it goes to almost 0 when i tested it with a auto meter it showed 8-12 psi so if its not rattling dont worry
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68 c20 in progress 327 TH400 tach dash Disc Brakes and soon 3.90 rear gears.. have many new parts now just need the time..... Sound Familar
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[CGTW Member
former 67-72 now with a 96 silverado
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