Carburetor Fuel Bowl Screws & Gaskets, Fits: Holley Carburetor Specs: *Sold as a 8 Pack *Includes (x4) 2 1/2" Long Fuel Bowl Screws, (x4) 1 7/8" Long Fuel Bowl Screws & (x8) Nylon Reusable Gaskets *2 1/2" Long Screws are For Carburetors With Center Hung Floats and Have Metering Blocks Front & Back *1 7/8" Long Screws are For Carburetors With Metering Plates NOT BLOCKS *This Kit is put together to work on Carburetors With (x1) Metering Block & (x1) Metering Plate *Fits: 4150 & 4160 Series Holley Carburetors With Metering Blocks On Front and Metering Plate On Rear *Also Works With Similar Style AED, Quick Fuel, Barry Grant, Street Avenger & Demon Style Carbs *Part Number: 26-6 & 26-8 *The Screws are Genuine Holley Performance Parts *These Parts Will Come In Bulk Style Bag Packaging