Holley 750 double pumper

Carburetors Carb discussion and questions. Need LG4 or H. Post it here.

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Holley 750 double pumper

Double Pumper carburetors are an American i Be the first to Write a Review. Javascript is disabled on your browser. To view this site, you must enable JavaScript or upgrade to a JavaScript-capable browser. Quantity discounts available. Quantity Price. Number of Pieces. Item Custom Price. Add to Cart. Details Back. 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. Don't trust your performance to just anyone, Holley is the only modular carburetor company that has been in business for over years and has powered every NASCAR champion since the 60's.

The repaired HP street VS carb last weekend ran very well also and that would make a great street carb if you do not need a choke. All times are GMT Originally Posted by vorteciroc.

Log in. Sign up. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. Better performance with or Vacuum Votes: 3 Total voters 5.

A double pumper Holley carburetor is a high performance carburetor that incorporates two accelerator pumps that are manually operated. Used for high performance or larger displacement engines, they are infinitely tunable. The mechanically operated, double pumper carburetors seldom come with an electric choke. The choke is cable-operated from within the vehicle. Remove the air cleaner. Start the engine and allow it to warm up to operating temperature. Shut the engine off. Remove the passenger side fuel sight plugs on the float bowls using the large common screwdriver.

Holley 750 double pumper

Holley 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 aluminum 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. Our Kits will make your Carb Installation as Easy as ! Found a lower price?

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I think it comes down to what your comfortable with tuning and how much tinkering your willing to put up with. If you run a street car with not much stall speed stay away from the stuff. That's the only place that a VS makes sense. More grunt with Holley or Holley both vacuum secondaries? For a better experience, please enable JavaScript in your browser before proceeding. Otherwise the Transmission will start to slip and then fail. You are using an out of date browser. Not surprisingly, the advantage went to the double pump. Reason: because they are in the buissnes of selling carburetors Deals Forum.

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Call Holley and they will You asked the same question in the Automatic Transmission Sub-Forum Total voters 5. Quote message in reply? Steven said:. Tuned properly, you can barely feel the secondary circuit come in, but simply feel smooth acceleration. The second bracket listed mounts the inner cable itself to the throttle. I have r4 tranny in the car. Install the app. So far I like the carb. If you hammer the pedal at every light and complain about fuel consumption with a DP, then buy a VS carb.