Description Adjustable Billet Aluminum 4150/4500 Dual Feed Carburetor Fuel Log These fuel logs are CNC-machined from high quality aluminum and black anodized for durability. They fit Holley 4150/4500 style carburetors. This fuel log will slide in and out making installation a breeze no more fighting the fuel log to fit the carb. Fuel log uses 3 o-rings to seal the tube this prevents any fuel from leaking.
