{"product_id":"malossi-variator-performance-honda-ruckus-m-5111852","title":"Malossi Multivar Performance Variator - Honda Ruckus","description":"\u003cp\u003eEliminate the frustrating off-the-line bogging and sluggish mid-range response native to factory 50cc setups with the race-bred \u003cstrong\u003eMalossi Multivar Performance Variator\u003c\/strong\u003e. Engineered, surface-calculated, and robotically manufactured in Italy, this complete CVT upgrade alters your transmission's shifting geometry.\u003c\/p\u003e\u003cp\u003eBy reshaping the internal roller ramp guide angles, it forces your drive belt to travel further and smoother—maximizing out-of-the-hole acceleration and unlocking extra top-end speed without compromising engine reliability.\u003c\/p\u003e\u003ch3\u003ePremium Italian Engineering Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Shifting Geometry:\u003c\/strong\u003e Recalculated ramp paths maintain linear belt transit, keeping your 50cc motor pinned directly inside its optimal powerband.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Tensile Silicon-Steel Hub:\u003c\/strong\u003e Features a ground, case-hardened steel drive boss bushing to ensure smooth, friction-free sliding under high thermal strain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Lubricating Sliders:\u003c\/strong\u003e Includes a matched set of 3 low-friction resin gliders designed to stop mechanical binding and prolong the life of the pressure plate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision HTRoll Calibration:\u003c\/strong\u003e Ships with a matched set of 6 high-density, wear-resistant 7-gram rollers (16x13mm) balanced for stock or lightly modified configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eComprehensive Fitment \u0026amp; Model Guide\u003c\/h3\u003e\u003cp\u003eThis performance variator utilizes a specific spline profile tailored for \u003cstrong\u003eliquid-cooled 4-stroke Honda 50cc\u003c\/strong\u003e platforms and select 2-stroke clones:\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMake \/ Manufacturer\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eModel Platform Fitment\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eEngine Architecture \u0026amp; Notes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHonda\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRuckus 50 \/ Zoomer 50 (NPS50)\u003c\/td\u003e\n\u003ctd\u003eAll Model Years (50cc Liquid-Cooled 4-Stroke)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHonda\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMetropolitan 50 (CHF50 \/ Jazz \/ Scoopy)\u003c\/td\u003e\n\u003ctd\u003e2002–2009 Models Only (Generation I \u0026amp; II 4-Stroke)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHonda\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDio Clean 4 You 50\u003c\/td\u003e\n\u003ctd\u003e50cc 4-Stroke Liquid-Cooled Variants\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSYM \/ Kymco\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDD50 \/ Mio 50 \/ Fiddle \/ ZX Cobra\u003c\/td\u003e\n\u003ctd\u003eSelect Honda-based engine architectures\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp style=\"color: #b30000; font-weight: bold;\"\u003e \u003c\/p\u003e\u003cp style=\"color: #b30000; font-weight: bold;\"\u003eCRITICAL MODEL EXCLUSION: This kit WILL NOT fit newer fuel-injected Honda Metropolitan NCH50 models (2013–present) due to changes in crankshaft dimensions. It also will not fit small-spline AF18 or AF05E vintage 2-stroke engines.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoller Weight Dimensions:\u003c\/strong\u003e 16mm x 13mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded Roller Mass:\u003c\/strong\u003e 7.0 Grams (Set of 6)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Boss Bushing Outer Diameter:\u003c\/strong\u003e 20mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Boss Bushing Inner Diameter:\u003c\/strong\u003e 14mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Boss Bushing Total Length:\u003c\/strong\u003e 34.6mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e 5111852 (51 11852)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Italy (IT)\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003cblockquote\u003e\n\u003cstrong\u003eTuning Note:\u003c\/strong\u003e The included 7g roller weights are carefully selected as a benchmark starting point. If your Ruckus has a modified CDI, intake, or an aftermarket exhaust system, you can mix and match different roller masses to dial in your personal torque curve.\u003c\/blockquote\u003e\u003cblockquote\u003e\n\u003cstrong\u003eInstallation Tip: \u003c\/strong\u003eNever use a high-torque impact wrench to tighten the variator nut without a dedicated holding tool, as over-tightening can easily strip or snap your crank threads.\u003c\/blockquote\u003e\u003cp style=\"font-size: 0.85em; color: #666;\"\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e M5111852 \u003cbr\u003e\u003cstrong\u003eVendor:\u003c\/strong\u003e Malossi \u003cbr\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e Engine \u0026amp; Transmission \/ Variators\u003c\/p\u003e\u003cp\u003e\u003ca rel=\"noopener noreferrer\" href=\"https:\/\/www.p65warnings.ca.gov\" target=\"_blank\"\u003eCalifornia Prop 65 Warning: www.p65warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e","brand":"Malossi","offers":[{"title":"Default Title","offer_id":46758110134552,"sku":"M 5111852","price":128.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/1728\/1816\/products\/M_205111852_73ea75ab-9c7f-44c1-afd8-1f350289487e.jpg?v=1695290847","url":"https:\/\/www.scooterworks.com\/products\/malossi-variator-performance-honda-ruckus-m-5111852","provider":"Scooterworks USA, LLC","version":"1.0","type":"link"}