These Fit and Work with 2300, 4150, 4160 & 4500 Series Holley Carburetors and More ! This Power Valve Has An Opening Vacuum of 7.5" Hg. Sold as a Pair.
Holley 2 Stage Power Valve # 125-175. FIRST STAGE 10.5" HG/SECOND STAGE 3.75" HG
Holley # 75 Four Door Power Valve With Red Non Stick Gasket.
Holley 125-75 7.5 Replacement Power Valve Standard Flow Single Stage w/ Gasket
Genuine Holley 125-75 Single-Stage Standard Flow Power Valve Opening 7.5'' Hg.
Holley # 75 Two Door Power Valve With Gray Fiber Gasket.
(Pair) 6.5 Power Valve Single Stage Standard Flow Part Fits: Holley Carburetor