{"product_id":"fcdc-bully-two-disk-drive-hub-kit-7-8-sprocket-compatibility-adult-junior-classes","title":"FCDC Bully Two-Disk Drive Hub Kit - 7\/8\" Sprocket Compatibility - Adult\/Junior Classes","description":"\u003cp\u003eMaximizing torque transfer in your go kart demands a drive hub that adapts to track conditions without requiring a complete clutch overhaul. The FCDC Two-Disk Bully Drive Hub Kit (MPN: FCDC-BCDHK2) delivers exactly that, engineered specifically for Bully clutch enthusiasts who need rapid, reliable sprocket swaps. Whether you are dialing in the gear ratio for a tight indoor arena or a sweeping outdoor circuit, this all-in-one kit provides the structural rigidity and modularity required to keep your driveline operating at peak efficiency.\u003c\/p\u003e\u003ch2\u003eUnlocking Briggs and Stratton LO206 Horsepower\u003c\/h2\u003e\u003cp\u003eWhen you are trying to extract every ounce of briggs and stratton lo206 horsepower, drivetrain friction and vibration are your worst enemies. This FCDC hub kit is machined to exacting tolerances, ensuring your two-disk setup routes power directly to the rear axle with zero slip. The included removable Viper bearing race allows seamless transitions between standard and arena configurations. By utilizing just two .015\" washers and an inner thrust bearing, racers can switch setups in minutes, keeping the pit area organized and the focus entirely on the next heat.\u003c\/p\u003e\u003ch2\u003ePerfect Gearing for Mini Go Karts and Full-Size Chassis\u003c\/h2\u003e\u003cp\u003eGearing dictates your exit speed, whether you are tuning lightweight mini go karts for junior classes or setting up a full-size senior chassis. This kit supports traditional 7\/8\" bore sprockets straight out of the box, giving you a massive range of tuning options. Need to run an 11T sprocket? The bronze race option ensures full Bully and Tuck-n-Run compatibility. The kit includes the necessary key and seven flat head cap screws (FHCS) for an immediate, rock-solid installation that fits modern six-spring plates cleanly.\u003c\/p\u003e\u003ch2\u003eBalancing Speed with Kart Wheels and Racing Helmets\u003c\/h2\u003e\u003cp\u003eTuning your clutch engagement is just as critical as selecting the right tire compound for your kart wheels or ensuring your driver is protected with top-tier racing helmets. A slipping clutch generates heat and kills momentum. By upgrading to this aftermarket powerhouse, teams report significantly enhanced power routing, leading to tighter lines and faster sector times. The secure mounting hardware minimizes the harmonic vibrations that sap speed, while older legacy plates can achieve a perfect fit with only minor grinding.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal 7\/8\" Bore Support:\u003c\/strong\u003e Mounts traditional 7\/8\" bore sprockets out of the box for immediate track readiness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModular Viper Bearing Race:\u003c\/strong\u003e Includes a removable race to effortlessly convert between standard and arena configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e11T Sprocket Compatibility:\u003c\/strong\u003e Optional bronze race enables seamless integration with Bully and Tuck-n-Run 11T setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Hardware Package:\u003c\/strong\u003e Supplied with a precision-machined key and seven FHCS for secure, vibration-free mounting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModern Plate Fitment:\u003c\/strong\u003e Aftermarket design cleanly fits modern six-spring plates, with minor grinding required for legacy karts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRapid Pit Adjustments:\u003c\/strong\u003e Requires only two .015\" washers and an inner thrust bearing to completely reconfigure your drive hub.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Power Routing:\u003c\/strong\u003e Eliminates driveline slop to maximize acceleration and corner exit speed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this kit compatible with my existing Bully clutch?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this kit is designed for Bully clutch enthusiasts. It fits modern six-spring plates cleanly, though some legacy plates may require minor grinding for a perfect fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this hub for both indoor and outdoor racing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Absolutely. The modular Viper bearing race allows you to switch between standard and arena configurations quickly, making it ideal for adapting to different track conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What size sprockets does this hub support?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This hub supports traditional 7\/8\" bore sprockets out of the box. If you need to run an 11T sprocket, you can utilize the optional bronze race for full Bully and Tuck-n-Run compatibility.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How difficult is it to change my gear ratio with this kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It is designed for rapid pit adjustments. By using just two .015\" washers and an inner thrust bearing, you can reconfigure your drive hub in minutes without a complete clutch overhaul.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the kit include the necessary hardware for installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the kit comes as a complete package including a precision-machined key and seven flat head cap screws (FHCS) to ensure a secure, vibration-free installation.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/fcdc-bully-three-disk-drive-hub-kit-fcdc-bcdhk3\"\u003eFCDC Bully Style Three Disk Drive Hub Kit - 7\/8\" Bore - Racing Karts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/fcdc-bully-two-disk-arena-drive-hub-kit-fcdc-bcadhk\"\u003eFCDC Two-Disk Arena Bully Drive Hub Kit for BA Sprockets\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/fcdc-bully-three-disk-arena-drive-hub-kit-fcdc-bcadhk3\"\u003eFCDC Bully Three Disk Arena Drive Hub Kit for Versatile Sprocket Use\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/replacement-key-for-fcdc-bcdh-kits-and-ba-series-sprockets-4651\"\u003eReplacement Key for FCDC BCDH Kits and BA Series Sprockets\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SwiftKarting","offers":[{"title":"Default Title","offer_id":48158012899587,"sku":"FCDC-BCDHK2","price":139.06,"currency_code":"USD","in_stock":false}],"url":"https:\/\/phishstonesproducts.myshopify.com\/products\/fcdc-bully-two-disk-drive-hub-kit-7-8-sprocket-compatibility-adult-junior-classes","provider":"PhishStones Products","version":"1.0","type":"link"}