Holley 850 CFM Aluminum Street HP Mechanical Secondary Carburetor. Tire smoking performance has never been so affordable!The all new Aluminum Street HPs weigh up to 40% less and are even easier on your wallet. Holley is proud to introduce the all new Aluminum Street HP. They utilize the best features from Holley's Race Bred 4150 HP carbs, but are tamed for street and light competition use. The Street HP features an aluminum contoured main body design taken from the race winning 4150 HP and has a tumble polished shiny finish and screw in air bleeds for precision tuning capabilities.
The metering system includes a timed spark port for a vacuum advance distributor and is calibrated for a hot street/strip engine setup for outstanding throttle response, drivability and maximum performance. A street HP base plate is used so there are plenty of vacuum ports for power brakes, PCV, etc. The Aluminum Street HP takes all the great features from the race bred HP and the Double Pumper and combines them into the perfect street/strip carburetor. Aluminum construction for weight savings and long lasting good looks. Optimized street/strip calibration for outstanding throttle response and drivability.Contoured venturi inlet offers balanced airflow for increased horsepower. Screw in air bleeds for precision tuning capabilities. Four corner idle for precise idle control. Mechanical secondaries for awesome tire turning performance.
Dual accelerator pumps for additional fuel under initial acceleration. Available in 650, 750, 850, and 950 CFM versions. 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!Compatible with GM, Chrysler, and Ford A/T kickdown linkage. Additional parts may be required. This model of carburetor has the square bore flange bolt pattern.
It can replace Holley, Edelbrock, Carter AFB, and Autolite style carburetors with 5 3/16" x 5 5/8" bolt pattern. If you have a spreadbore style intake manifold, you will need an adapter to install this carburetor.
Holley® has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR® Cup team and nearly every NHRA® ProStock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world.
Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds & engine dressup products for street performance, race and marine applications.As a single solution, or partnered with products from other Holley companies we can give you the edge you need over the competition! We value your business and we are not satisfied until you are. Rudy's Performance Parts ships products from multiple warehouses across the country in order to get your products to you the quickest way possible.
We are not able to send ANY race use products to the state of California. According to the EPA Clean Air Act, they are illegal for use on any Federal, State, or Local public highways and illegal use is punishable by the penalties enacted by the mentioned laws. Rudy's Performance Parts does not condone or promote illegal use of these products. All of our parts and accessories are returnable and refundable.
The item in which you are returning MUST be unused, uninstalled, in the original condition, and in the original packaging. If you are returning an item due to an error caused by Rudys Performance Parts or its business partners i. If you are sending an item back, we recommend using a service with tracking and signature confirmation.This product is NOT for sale or use in California. The item "Holley 570 CFM Street Avenger Electric Choke Vacuum Secondaries 4150 Carburetor" is in sale since Wednesday, January 8, 2020. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Air & Fuel Delivery\Air Intake & Fuel Sensors". The seller is "rudys_performance_parts" and is located in Chapel Hill, North Carolina.
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