body { font-family: Arial, sans-serif; line-height: 1.6; margin: 20px; } h2, h3 { color: #2c3e50; } ul { list-style: none; padding: 0; } table { width: 100%; border-collapse: collapse; margin: 20px 0; } table, th, td { border: 1px solid #ddd; } th, td { padding: 10px; text-align: left; } th { background-color: #f4f4f4; } .vehicle-list { background-color: #f9f9f9; padding: 15px; border-radius: 5px; } .vehicle-list span { display: inline-block; background-color: #ecf0f1; margin: 5px; padding: 8px 12px; border-radius: 4px; font-size: 14px; } Holley Performance 0-4777C Carburetor; Double Pumper ® Model 4150 ™; 4 Barrel; 650 Cubic Feet Per Minute (CFM); Square Bore Flange; Manual Choke; Mechanical Secondaries; Gasoline; Dichromate Zinc Product DescriptionHolley Double Pumper® carburetors are a perfect performance upgrade for hot street cars and race vehicles. Double Pumper carburetors are an American icon when it comes to performance carburetors. From their roots as the premier carburetor on many factory muscle cars to powering thousands of vehicles across the finish line, the Double Pumper is a great choice whether you are burning up the street or the quarter mile. The Double Pumper is designed for use on lightweight vehicles with a manual transmission or an automatic transmission with a high stall and low rear end gears. The Double Pumper is available in a gold dichromate or tumble polished shiny finish and features dual accelerator pumps for additional fuel under initial acceleration; mechanical secondaries for great performance; dual feed fuel inlets for constant high volume fuel delivery and a manual choke for easy control of engine warm up.Features & Benefits Gold Dichromate Finish For Corrosion Resistance And Classic Holley Looks Optimized Street And Strip Calibration That Works Out-Of-The-Box Manual Choke: Cable Driven, Hand Operated For Precise Cold Start Control Mechanical Secondaries For Awesome Tire Turning Performance Dual Accelerator Pumps For Additional Fuel Under Initial Acceleration Dual Feed Fuel Inlets For Constant High Volume Fuel Delivery Intended For Lightweight Vehicles With Manual Trans Or Automatics With High Stall And Low Gearing 100 Percent Wet-Flow Tested By Holley Technicians To Assure It Arrives Ready To Run Attributes Condition: New Recommended Use: Automotive Street CFM: 650 Number Of Barrels: 4 Secondary Type: Mechanical Fuel: Gasoline Flange Style: Square Bore Fuel Inlet: Dual Choke Type: Manual Emissions: 49 State Legal Finish: Zinc Dichromate EGR: Without EGR Includes Gaskets: No Vehicle Fit List: Chevrolet Big Block 1965-1990 Gen IV 00, Big Block 1991-1995 Gen V 00, Small Block 1955-1986 00, ... Buy with confidence If you encounter any issues with your product, simply reach out to us. We are committed to ensuring your satisfaction and will assist with any return or exchange requests that meet our policy guidelines.