These Fit and Work with 2300, 4150, 4160 & 4500 Series Holley Carburetors and More ! This Power Valve Has An Opening Vacuum of 4.5" Hg. Sold as a Pair.
Genuine HOLLEY 125-45 -2 (Pair) Holley Carburetor 4.5" Power Valve & Gasket
Holley # 45 Four Door Power Valve With Red Non Stick Gasket.
Holley # 45 Four Door Alcohol Power Valve With Red Non Stick Gasket.
Holley # 45 Two Door Power Valve With Gray Fiber Gaskets.
Black Rubber BB Chevy Valve Cover Gaskets Pair RACING POWER CO-PACKAGED R7485
Pair 8.5" Single-Stage Power Valve For Holley 4150 Carburetor, 8.5"Hg
