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Jam Nut / Washer
Anodized Black or Clear for Superior Corrosion Protection
480" outside diameter and
8 AN Male to 4 AN Male
GMC: Sierra 3500 HD 20 - 22 6
Holley Single Stage 75 Power Valve - Standard Flow Energy Suspension Jam Nut / WasherSingle Stage Power Valves Standard Flow #HLY125 10 Opening Vacuum 1. 0" Hg #HLY125 25 Opening Vacuum 2. 5" Hg #HLY125 35 Opening Vacuum 3. 5" Hg #HLY125 45 Opening Vacuum 4. 5" Hg #HLY125 50 Opening Vacuum 5. 0" Hg #HLY125 65 Opening Vacuum 6. 5" Hg #HLY125 75 Opening Vacuum 7. 5" Hg #HLY125 85 Opening Vacuum 8. 5" Hg #HLY125 95 Opening Vacuum 9. 5" Hg #HLY125 105 Opening Vacuum 10. 5" Hg Holley has been the undisputed leader in fuel systems for over
