Holley Single Stage 55 Power Valve - Standard Flow MT750BK Earl's #10 Check Valve 251010

Earl's #10 Check Valve 251010

Pull Down / Left Side Aluminum Ratchet Adjuster

0-MMVehicle Applications: 1963 thru 1997 Ford Cars and Trucks 6/8 CylindersVehicle Applications: 1963 thru 1997 Ford Cars and Trucks 6/8 Cylinders

12-point Cylinder Head Studs

50 Thread Male

Holley Single Stage 55 Power Valve - Standard Flow MT750BK Earl's #10 Check Valve 251010Single 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