Holley Power Valve Plug - Fits Models 2300, 4150, 4160, 4500 DX2150K 043 - 10 Per Package

043 - 10 Per Package

Has provision for adding the PCV or breather flange at rear

Simple installation with common hand tools that you already have in your shop

ensures cleanliness

Holley Power Valve Plug - Fits Models 2300, 4150, 4160, 4500 DX2150K 043 - 10 Per PackageMain jetting will need to be increased 6 to 8 sizes when plug is used. Features: Fits Models 2300, 4150, 4160, 4500 One Plug and Gasket 1 2 28 ThreadHolley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every NASCAR Cup team and nearly every NHRA Pro Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS