Holley Single Stage 105 Power Valve - Standard Flow YA0828MM13 25 x 16 x 17

25 x 16 x 17

Clevite 77 engine bearings are built above industry standards for strength and durability even exceeding the highest standards set by Heavy Duty engine manufacturers

800 in Stroke

1992-1993 Buick Roadmaster

Uses A PH8A (or equivalent) Oil Filter (not included)

Holley Single Stage 105 Power Valve - Standard Flow YA0828MM13 25 x 16 x 17Single 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