{"product_id":"smc-12-tab-clutch-disk-high-grip-friction-4-cycle-racing","title":"SMC 12-Tab Clutch Disk - High-Grip Friction - 4-Cycle Racing","description":"\u003cp\u003eFriction management is the defining factor in 4-cycle kart racing, and the SMC 12-Tab Clutch Disk delivers the precise engagement required to dominate the grid. When you are tuning your drivetrain, every millisecond of lock-up time dictates your corner exit speed. Designed specifically for SMC clutch systems, this twelve-tab friction disk maximizes surface area contact, distributing torsional force evenly to prevent slippage under heavy loads.\u003c\/p\u003e\u003ch2\u003eOptimizing Your Motor Engine For Sale or Racing\u003c\/h2\u003e\u003cp\u003eWhether you are prepping a fresh motor engine for sale or dialing in your current race chassis, drivetrain efficiency cannot be ignored. The twelve precisely machined tabs ensure balanced wear and optimal torque handling, translating to aggressive, predictable lock-up. Unlike standard OEM disks that glaze over during high-heat operating windows, this high-temperature friction material maintains its bite lap after lap. You wouldn't compromise on premium engine oil or top-tier go kart racing helmets, so your clutch assembly demands the same level of uncompromising quality.\u003c\/p\u003e\u003ch2\u003eSeamless Integration with Your LO206 Carburetor Kit\u003c\/h2\u003e\u003cp\u003ePower delivery is a holistic system. When you fine-tune your fuel delivery with an lo206 carburetor kit, you need a clutch disk capable of transferring that optimized power directly to the rear axle. The lightweight construction of the SMC-4250 shaves critical rotating mass from your clutch assembly, allowing the engine to spool up faster and hit peak RPMs without parasitic drag.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications \u0026amp; Competitive Advantages\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwelve-Tab Architecture:\u003c\/strong\u003e Distributes engagement force evenly for rapid, stutter-free lock-up.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Temp Friction Lining:\u003c\/strong\u003e Resists glazing and fade during extreme heat cycles and standing starts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced Rotating Mass:\u003c\/strong\u003e Lightweight core design accelerates engine revs for better straightaway speed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSMC System Compatibility:\u003c\/strong\u003e Engineered as a direct drop-in replacement for SMC Gold and Vortex clutch baskets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Torque Transfer:\u003c\/strong\u003e Eliminates mid-corner slip, maximizing horsepower delivery to the drive-line.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Service Life:\u003c\/strong\u003e Balanced wear characteristics reduce the need for constant rebuilds between heat races.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Tolerances:\u003c\/strong\u003e Machined to exact SMC factory specifications to prevent basket grooving.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eMaintaining your drivetrain with genuine SMC replacement components is the easiest way to secure a competitive advantage on race day. A slipping clutch robs you of horsepower, destroys your momentum, and overheats your entire drive-line. By upgrading to the high-grip twelve-tab disk, you are ensuring that every ounce of torque generated by your engine is efficiently transferred to the tarmac. Stop losing tenths of a second to clutch slip. Rebuild your SMC clutch with the 12-tab disk and experience the immediate, aggressive engagement that puts you on the podium.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I know when it is time to replace my SMC clutch disk?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e You should inspect your clutch disk if you notice inconsistent engagement, a drop in corner-exit acceleration, or if the engine RPMs flare without a corresponding increase in kart speed. If the friction material appears glazed, shows uneven wear, or if the tabs are grooved, it is time for a replacement to maintain peak performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this 12-tab disk compatible with all SMC clutch baskets?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This disk is specifically engineered as a direct drop-in replacement for SMC Gold and Vortex clutch baskets. It is designed to fit the 12-tab architecture of these systems to ensure precise, stutter-free lock-up.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the weight of the clutch disk affect my kart's performance?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. The SMC-4250 features a lightweight core design that reduces rotating mass. By shaving this critical weight from your clutch assembly, your engine can spool up faster, allowing you to reach peak RPMs more quickly for better straightaway speed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this disk with other brands of 4-cycle clutches?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This disk is precision-machined to exact SMC factory specifications. While it may physically fit other baskets, we strongly recommend using it only with compatible SMC systems to ensure proper torque transfer and to prevent damage to your clutch basket.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the benefit of the 12-tab design over standard disks?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The 12-tab architecture provides a larger surface area for engagement, which distributes torsional force more evenly. This prevents slippage under heavy loads and reduces the likelihood of the disk glazing over during high-heat racing conditions.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/smc-vortex-two-disk-clutch-rev3-style-no-sprocket-included-smc-5002\"\u003eSMC Vortex Two-Disk Clutch REV3 Style for Superior Kart Engagement\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/smc-vortex-two-disk-rebuild-kit-smc-5072\"\u003eSMC Vortex Two-Disk Clutch Rebuild Kit - SMC-5072 - 4-Cycle Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/smc-5007-two-disk-twelve-slot-rev3-drum-only-smc-5007\"\u003eTwo-Disk Twelve-Slot REV3 Drum for Precision Kart Clutches\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/smc-5082-two-disk-rev3-drum-only-smc-5082\"\u003eTwo-Disk REV3 Drum for Enhanced Kart Clutch Capacity\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/smc-floater-3622-smc-3622\"\u003eSMC #3622 Floater for Smooth Clutch Operation in Karts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SwiftKarting","offers":[{"title":"Default Title","offer_id":48158094819587,"sku":"SMC-4250","price":35.24,"currency_code":"USD","in_stock":true}],"url":"https:\/\/phishstonesproducts.myshopify.com\/products\/smc-12-tab-clutch-disk-high-grip-friction-4-cycle-racing","provider":"PhishStones Products","version":"1.0","type":"link"}