Holley Competition Double Pumper® MDL 750 CFM Carburetor Mech Secondaries-4150 For Sale

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!

• Designed for use on all out race vehicles that are lightweight with a manual transmission or an automatic transmission with a high stall and low rear end gears.
• 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
• Gold Dichromate finish for corrosion resistance and classic Holley looks
• Optimized competition fuel curve provides safe and reliable horsepower
• No choke for maximum airflow
• Annular style booster for superior atomization and crisp throttle response
• Mechanical secondaries for awesome tire turning performance
• Dual accelerator pumps for additional fuel under initial acceleration
• 4 corner idle allows you to precisely control your idle system
• Dual feed fuel inlets for constant high volume fuel delivery
• Intended for lightweight vehicles w/ manual trans or automatics with high stall & low gearing
• 100% wet-flow tested by Holley technicians to assure it arrives ready to run!
• Primary Main Jet: 68
• Primary Power Valve: 6.5
• Primary Pump Nozzle Size: 28
• Secondary Main Jet: 81
• Secondary Pump Nozzle Size: 31
• Throttle Bore: 1.688 inch