This complete rebuild kit is designed for Holley 4160 vacuum secondary carburetors and includes a wide range of upgraded components to restore performance and reliability. As part of AED’s Ultimate Performance series, this kit combines commonly replaced service parts with premium add-ons that are often sold separately, making it an excellent choice for street, performance, or restoration use. A 4.5 power valve is included for proper fuel metering.

• Fits all Holley 4160 vacuum secondary carburetors
• Complete carburetor rebuild kit
• Includes 4.5 power valve
• High-flow needle and seat assemblies
• Nylon reusable needle and seat gaskets
• Nylon reusable bowl screw gaskets
• Non-stick bowl and metering block gaskets
• Brass idle mixture screws
• New needle and seat nuts and screws
• Accelerator pump squirter check valves
• No-leak fuel inlet gaskets
• Designed for longer service life and improved performance
• Sold as a complete kit