650 CFM BRAWLER DIECAST CARBURETOR MECHANICAL SECONDARY BR-67255The Holley Brawler 650 CFM Diecast Carburetor (BR 67255) is a budget friendly street performance option that doesnt sacrifice quality. With mechanical secondaries and a robust diecast aluminum body, this carb delivers smooth power and fast throttle response for small block V8 applications. Like all Brawler series carbs, it features billet aluminum metering blocks for tunability and durability, along with dual feed fuel bowls and a square bore flange