{"product_id":"jackal-motorsports-207mm-3-0t-crank-pulley-upgrade","title":"Jackal Motorsports 207mm Audi 3.0T Lower Pulley Upgrade | S4 S5 SQ5 A6 A7 Q7 Supercharged","description":"\u003cdiv class=\"std\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThe Jackal Motorsports 207mm Lower Pulley is here. The 207mm crank pulley has been a common size in the 3.0T community to be a simple, single pulley bolt on solution to achieve that ideal dual pulley ratio.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eBy stepping up from the stock crank pulley to a \u003cstrong\u003e207\u003c\/strong\u003e\u003cb\u003emm overdrive setup\u003c\/b\u003e, you increase airflow, torque, and power across the entire RPM range — making this one of the most effective upgrades for EA837 and CREC-equipped vehicles.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eWhile most pulleys focus only on size, this one was built to address one of the biggest limitations in higher boost\/bigger pulley setups: \u003cspan style=\"text-decoration: underline;\"\u003e\u003cb\u003ebelt slip\u003c\/b\u003e.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003e\u003cstrong\u003eWhy Upgrade Your Lower Pulley?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThe factory pulley is not only failure prone, but it limits how fast the supercharger can spin. Increasing the diameter allows the blower to operate at a higher speed, resulting in:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eIncreased boost pressure\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eStronger midrange torque\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eImproved top-end power\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eMore responsive acceleration\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThis is the foundation of a proper \u003cb\u003edual pulley solution\u003c\/b\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003e\u003cstrong\u003eWhat Makes The Jackal Pulley Different?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3 class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003e\u003cb\u003e\u003cspan style=\"text-decoration: underline;\"\u003eThe Etched Belt Surface\u003c\/span\u003e (Reduced Slip, More Boost)\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eOne of the biggest issues with pulley upgrades, especially a 207mm pulley, is belt slip.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eLess grip = less boost.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThis pulley features a \u003cb\u003eprecision-etched belt surface\u003c\/b\u003e designed to:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eIncrease belt traction under load\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eReduce slip at high RPM\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eDeliver more consistent boost levels\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eImprove repeatability between pulls\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThis results in more predictable and consistent performance compared to conventional pulley designs. This pulley is made out of 6061 billet aluminum. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003e\u003cb\u003ePrecision Offset install Design (Easy Installation)\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eThis isn’t just a larger pulley — it’s engineered for correct alignment and repeatable installs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eClearly marked \"\u003cstrong\u003e207\u003c\/strong\u003e\u003cb\u003emm\" offset engraving on the front\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eRear alignment indexing for proper orientation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eIncluded \u003cb\u003ealignment stud\u003c\/b\u003e for easier installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eDesigned to maintain proper belt tracking\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eLarger front opening for clear easy bolt installation\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003e\u003cb\u003eUpgraded Hardware Included\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eEverything needed for a secure install is included:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eHigh-strength \u003cb\u003eGrade 12 hardware\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003e\u003cb\u003eBlue Loctite\u003c\/b\u003e for proper torque retention\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eAlignment stud for offset positioning (remove after alignment)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003e\u003cb\u003ePerformance Benefits\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eIncreased supercharger speed\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eHigher and more consistent boost\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eImproved throttle response\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eStronger acceleration throughout the powerband\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eReduced belt slip compared to conventional pulleys\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003e\u003cb\u003eFitment\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eCompatible with Audi 3.0T Supercharged platforms:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eB8 \/ B8.5 S4 \u0026amp; S5\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eC6 \/ C7 \/ C7.5 A6 \u0026amp; A7\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eQ5 \/ SQ5\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eQ7 (4M \/ 4L)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eAll EA837 and CREC variants\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003e\u003cb\u003eNotes\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eFor best performance, pair with \u003cb\u003eJackal Motorsports ECU and TCU tuning\u003c\/b\u003e designed for upgraded pulley ratios.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: rgb(255, 255, 255);\"\u003e\u003cstrong\u003eNOTE:  MODIFICATION IS REQUIRED!!! There is a nub on the engine block just below the tensioner that needs to be cleared otherwise it will interfere with the belt. This nub just needs roughly 10mm cut off! Do not skip this step or you will lose a belt!!!\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"block\"\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"Jackal Motorsports","offers":[{"title":"Yes","offer_id":55034778222883,"sku":null,"price":402.99,"currency_code":"USD","in_stock":true},{"title":"No","offer_id":55034778255651,"sku":null,"price":374.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9279\/9011\/files\/43E1E49B-F0D6-410B-ADCE-57FDBE39A3ED.jpg?v=1777921368","url":"https:\/\/jackalmotorsports.com\/products\/jackal-motorsports-207mm-3-0t-crank-pulley-upgrade","provider":"Jackal Motorsports","version":"1.0","type":"link"}