Key features

• •Brand New Holley Quick Fuel 850 CFM Brawler Race Carburetor, Purple Billet & Shiny Finish, Mechanical Secondaries, Compatible with 4150 Models (Holley Part #BR-67201)
• •Brawler Race carburetors work hard just as their name implies- just raw bare knuckled performance that you can rely on. Brawler performance development started with a high flowing diecast aluminum main body and added purple billet aluminum metering blocks with the latest technology in air/fuel calibrations for modern race engine demands.
• •Purple billet aluminum throttle bodies for superior durability and throttle shaft stability. Brawler Race models offer all of the options and tunability that you would find from more expensive carburetors in the market, including changeable idle and high speed air bleeds as well as four-corner idle adjustment on all mechanical secondary models.
• •Features: Changeable idle and high speed air bleeds for easy tuning along with four-corner idle adjustment on all models | Brawler race models include purple billet metering blocks and throttle bodies with precision throttle shafts to ensure long term performance
• •NOTE: This model of carburetor has the square bore flange bolt pattern. Replaces Holley, Edelbrock, Carter AFB & Autolite style carburetors with 5 3/16" x 5 5/8" bolt pattern. Spreadbore style intake manifolds need an adapter to install this carburetor. Similar to Mr. Gasket #1932.