Holley Single Stage 50 Power Valve - Standard Flow 12199903 The one-way screen design allows

The one-way screen design allows oil coming off the crank to pass through the screen while not allowing the oil in the sump to reach the rotating assembly

rotating remote oil filter adapter spins-on to 13/16"-16 thread with 3-1/4" seal stock filter locations (SBC & Mark5/Gen 6 BBC) and provides 1/2" N

100-350 Degree F

810 in Spring ID

Impact Vapor / Charger / Zamp Helmets

Holley Single Stage 50 Power Valve - Standard Flow 12199903 The one-way screen design allowsSingle 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