{"product_id":"holley-performance-street-avenger-carburetor-0-81570","title":"Holley Performance Street Avenger Carburetor (MPN: 0-81570)","description":"\u003ch2\u003eHigh-performance 4 barrel carburetor for enhanced street driving efficiency.\u003c\/h2\u003e\r\n\u003cp\u003eThe Holley Performance Street Avenger Carburetor is engineered for optimal street performance, featuring a 570 CFM capacity and a square bore flange design. This carburetor is equipped with a manual choke and vacuum secondaries, making it suitable for gasoline applications. Its performance calibration allows for a significant increase in acceleration and fuel economy, with adjustments possible to suit various driving styles.\u003c\/p\u003e\r\n\u003cp\u003eDesigned with the street enthusiast in mind, the Street Avenger Carburetor includes a no trouble quick change adjustable vacuum secondary, which is factory calibrated for immediate use. The secondary metering block facilitates easy tuning of rear jets, while the adjustable needle and seat ensure compatibility with varying fuel pressure levels. The clear sight plugs and window provide visibility for float adjustments, enhancing user convenience.\u003c\/p\u003e\r\n\u003cp\u003eThis carburetor is built to deliver precise fuel metering, resulting in impressive low-end torque and acceleration, as well as top-end horsepower. The polished finish adds a sleek aesthetic, while the design adheres to emissions regulations, making it a compliant choice for automotive street applications.\u003c\/p\u003e\r\n\u003ch3\u003eFeatures\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003eNo Trouble Quick Change Adjustable Vacuum Secondary: Comes Calibrated Specifically For Optimal Street Performance. Tunable From Mild To Wild\u003c\/li\u003e\r\n    \u003cli\u003eUp To 6 Percent More Acceleration Or 5 Percent Better Fuel Economy With A Simple Spring Change\u003c\/li\u003e\r\n    \u003cli\u003eNo Trouble Electric Choke For Easy Warm Up Ensures Great Cold Starting. Factory Preset, Easily Adjustable And Designed To Prevent Accidental Over Adjustment\u003c\/li\u003e\r\n    \u003cli\u003eSecondary Metering Block: Allows Easy Tuning Of Rear Jets\u003c\/li\u003e\r\n    \u003cli\u003eAdjustable No Trouble Needle And Seat: Clear Sight Plugs Included For Float Adjustment To Accommodate Varying Fuel Pressure Levels. Clear Sight Window On Aluminum Street Avengers\u003c\/li\u003e\r\n    \u003cli\u003eStreet Avenger Fuel Metering System: Provides Precise Fuel Metering For Monster Low End Torque, Awesome Acceleration And Unmatched Top End Horsepower\u003c\/li\u003e\r\n    \u003cli\u003eDesigned Specifically For The Street Enthusiast. Tunable To Provide The Ultimate In Performance\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003eManufacturer: Holley Performance\u003c\/li\u003e\r\n    \u003cli\u003eManufacturer Part Number: 0-81570\u003c\/li\u003e\r\n    \u003cli\u003eCondition: New\u003c\/li\u003e\r\n    \u003cli\u003eRecommended Use: Automotive Street\u003c\/li\u003e\r\n    \u003cli\u003eCFM: 570\u003c\/li\u003e\r\n    \u003cli\u003eNumber Of Barrels: 4\u003c\/li\u003e\r\n    \u003cli\u003eSecondary Type: Vacuum\u003c\/li\u003e\r\n    \u003cli\u003eFuel: Gasoline\u003c\/li\u003e\r\n    \u003cli\u003eFlange Style: Square Bore\u003c\/li\u003e\r\n    \u003cli\u003eFuel Inlet: Dual\u003c\/li\u003e\r\n    \u003cli\u003eChoke Type: Manual\u003c\/li\u003e\r\n    \u003cli\u003eEmissions: 49 State Legal\u003c\/li\u003e\r\n    \u003cli\u003eFinish: Polished\u003c\/li\u003e\r\n    \u003cli\u003eEGR: Without EGR\u003c\/li\u003e\r\n    \u003cli\u003eIncludes Gaskets: No\u003c\/li\u003e\r\n    \u003cli\u003eVehicle Fit List: Chevrolet Big Block 1965-1990 Gen IV 00, Big Block 1991-1995 Gen V 00, Small Block 1955-1986 00, ...\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eCompatibility \/ Fit\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003e1900-1900 Chevrolet Big Block 1965-1990 Gen IV\u003c\/li\u003e\r\n    \u003cli\u003e1900-1900 Chevrolet Big Block 1991-1995 Gen V\u003c\/li\u003e\r\n    \u003cli\u003e1900-1900 Chevrolet Small Block 1955-1986\u003c\/li\u003e\r\n    \u003cli\u003e1900-1900 Chevrolet Small Block 1987-1998 (OE Roller)\u003c\/li\u003e\r\n    \u003cli\u003e1900-1900 Chevrolet Small Block 383\u003c\/li\u003e\r\n    \u003cli\u003e1900-1900 Ford 429-460\u003c\/li\u003e\r\n    \u003cli\u003e1900-1900 Ford Small Block 221-351W\u003c\/li\u003e\r\n    \u003cli\u003e1900-1900 Ford Small Block 347\u003c\/li\u003e\r\n    \u003cli\u003e1900-1900 Oldsmobile V8 260-455\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eTechnical Documents\u003c\/h3\u003e\n\u003cul\u003e\r\n    \u003cli\u003e\u003ca href=\"https:\/\/vehiclepartimages.com\/PMDT\/HOL\/InstallationInstructions\/0-81570.pdf\" target=\"_blank\"\u003e0-81570.pdf\u003c\/a\u003e\u003c\/li\u003e\r\n    \u003cli\u003e\u003ca href=\"https:\/\/vehiclepartimages.com\/PMDT\/HOL\/Warranty\/brand_warranties.pdf\" target=\"_blank\"\u003ebrand_warranties.pdf\u003c\/a\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eProduct Videos\u003c\/h3\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/vehiclepartimages.com\/PMDT\/HOL\/Videos\/Overview%20Of%20Hlly%204150%20Vacum%20Secndry%20Carbs.mp4?autoplay=0\" loading=\"lazy\" style=\"max-width: 560px; width: 100%; aspect-ratio: 560\/360;\" frameborder=\"0\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share; fullscreen\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/p\u003e\r\n","brand":"NTP-Stag","offers":[{"title":"Default Title","offer_id":47219348472047,"sku":"H19081570","price":1102.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1583\/3619\/files\/0-81670_03.jpg?v=1767376721","url":"https:\/\/www.sprinterpartsdepot.com\/products\/holley-performance-street-avenger-carburetor-0-81570","provider":"Sprinter Parts Depot","version":"1.0","type":"link"}