{"product_id":"edelbrock-650-cfm-thunder-avs-annular-carb-w-manual-choke","title":"Edelbrock 650 CFM Thunder AVS Annular Carb w\/ Manual Choke","description":"\u003cdiv\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e1905\u003c\/span\u003e   |   \u003cstrong\u003eUPC:\u003c\/strong\u003e 085347019052\u003c\/div\u003e\n\u003ch4\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/h4\u003e\n\u003ch4\u003e\u003cstrong\u003eEdelbrock AVS2 Series 650 CFM Carburetor 1905 - Electric Choke, Black\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe \u003cstrong\u003eEdelbrock 1905\u003c\/strong\u003e AVS2 Series 650 CFM Carburetor is the next-generation street performance carb for small-block and some big-block engines, delivering crisp throttle response, smooth cruising, and strong mid-to-top-end power. Featuring annular flow primary boosters with eight equally spaced orifices for superior fuel atomization, this carb eliminates flat spots during idle-to-full-throttle transitions. Calibrated for optimum street use with electric choke, dual vacuum ports (timed and full), and a black finish for a modern, aggressive look ideal for muscle cars, hot rods, classic trucks, or any performance build requiring reliable 650 CFM flow on single- or dual-plane manifolds.\u003c\/p\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnnular Flow Primary Boosters:\u003c\/strong\u003e Eight orifices per booster for improved fuel metering and crisp response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetering Jets:\u003c\/strong\u003e Primary .101, Secondary .098\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetering Rods:\u003c\/strong\u003e .070 x .037\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep-Up Spring:\u003c\/strong\u003e Orange (5\" Hg) tuned for smooth transition\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric Choke:\u003c\/strong\u003e Fully automatic for easy cold starts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVacuum Ports:\u003c\/strong\u003e Timed and full vacuum for ignition advance and accessories\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack Finish:\u003c\/strong\u003e Durable, corrosion-resistant coating with classic Edelbrock styling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnnular Boosters:\u003c\/strong\u003e Deliver superior atomization and eliminate flat spots during throttle transitions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Calibration:\u003c\/strong\u003e Tuned for street performance excellent idle, cruise, and wide-open throttle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e650 CFM Rating:\u003c\/strong\u003e Ideal for small-block V8s (302-400ci) and mild big-blocks supports up to 450-500 HP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric Choke:\u003c\/strong\u003e Reliable cold-start operation with no manual intervention\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Vacuum Ports:\u003c\/strong\u003e Timed and manifold vacuum for ignition advance and power brakes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Tuning:\u003c\/strong\u003e Standard jets\/rods\/spring setup – compatible with Edelbrock tuning kits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" width=\"100%\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e1905\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCFM Rating\u003c\/td\u003e\n\u003ctd\u003e650 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChoke Type\u003c\/td\u003e\n\u003ctd\u003eElectric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Jets\u003c\/td\u003e\n\u003ctd\u003e.101\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Jets\u003c\/td\u003e\n\u003ctd\u003e.098\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMetering Rods\u003c\/td\u003e\n\u003ctd\u003e.070 x .037\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStep-Up Spring\u003c\/td\u003e\n\u003ctd\u003eOrange (5\" Hg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBooster Type\u003c\/td\u003e\n\u003ctd\u003eAnnular Flow Primary Boosters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eSmall-Block \u0026amp; Mild Big-Block Engines (Single\/Dual-Plane Manifolds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eLimited (Edelbrock)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eAVS2 Series next-gen design with annular boosters for improved street performance\u003c\/li\u003e\n\u003cli\u003eMatch with Edelbrock Performer, Performer EPS, RPM Air-Gap, or similar manifolds\u003c\/li\u003e\n\u003cli\u003eUse Carb Stud Kits #8008 or #8024 if needed for installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEstimated time: 2-4 hours, moderate difficulty, basic carb tools required\u003c\/li\u003e\n\u003cli\u003eDirect replacement bolt-on to 4-barrel manifold, connect fuel and vacuum lines\u003c\/li\u003e\n\u003cli\u003eProfessional installation recommended tune idle mixture, check for vacuum leaks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003eSmall-Block V8 (302-400ci) \u0026amp; Mild Big-Block Engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommon\u003c\/td\u003e\n\u003ctd\u003eFord, Chevy, Mopar, Pontiac, Olds – Street\/Performance Builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhy Choose Edelbrock AVS2 650 CFM Carburetor?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eAnnular boosters eliminate flat spots and improve throttle response across the RPM range\u003c\/li\u003e\n\u003cli\u003eElectric choke and dual vacuum ports for easy starting and full accessory compatibility\u003c\/li\u003e\n\u003cli\u003eLimited warranty and Made in USA quality trusted street carb for decades\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will this carb fit my 351W small-block Ford? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, Edelbrock 1905 is ideal for small-block V8s (302-400ci) and mild big-blocks on street manifolds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Does it come with electric choke? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes – fully automatic electric choke for reliable cold starts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is tuning required? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Pre-calibrated for street use minor idle mixture adjustment may be needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What manifold should I use? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Edelbrock Performer, Performer EPS, RPM Air-Gap, Torker II, or similar 4-barrel manifolds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS\/FedEx Ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Secure protective packaging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 10-12 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Edelbrock","offers":[{"title":"Default Title","offer_id":44476006170703,"sku":"EDE1905","price":445.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/edelbrock-1905-avs2-carb.jpg?v=1770990892","url":"https:\/\/www.blackopsautoworks.com\/products\/edelbrock-650-cfm-thunder-avs-annular-carb-w-manual-choke","provider":"Black Ops Auto Works","version":"1.0","type":"link"}