{"product_id":"polini-performance-variator-kit-yamaha-c3-zuma-50f","title":"Polini Performance Variator Kit - Yamaha C3\/Zuma 50F","description":"\u003cp\u003eThe Polini Performance Variator Kit is widely regarded as the benchmark upgrade for the Yamaha C3 and Zuma 50F 4-stroke CVT system. The larger 95mm variator pulley paired with the included roller weights, clutch springs, and torque spring delivers a noticeable increase in top speed and overall acceleration over the stock variator. Made in Italy. SKU: 146-87. Kit Contents 1 × Performance variator (OD: 95mm, ID: 13mm) 1 × Low-friction ramp plate 3 × Slides 1 × Variator drive boss (13x20x38) 3 × Green +35% clutch springs 1 × Torque spring (38mm, 34kg) 6 × 16x13 5g roller weights Key Features 95mm variator pulley — larger than OEM for extended variator range Low-friction ramp plate reduces heat and wear +35% clutch springs for crisper engagement Complete kit — everything needed for a full CVT upgrade in one box Made in Italy by Polini Specifications Variator OD: 95mm Variator ID: 13mm Drive Boss: 13x20x38 Torque Spring: 38mm, 34kg Roller Weights: 16x13mm, 5g (6 included) Clutch Springs: +35% (3 included) Origin: Made in Italy SKU: 146-87 Compatibility Make Model Notes Yamaha C3 (XF50) 4-stroke Yamaha Zuma 50F 4-stroke This product is intended for off-road use only. Not legal for use in California on pollution-controlled vehicles. Check local laws before installing. California Prop 65 Warning: www.p65warnings.ca.gov\u003c\/p\u003e","brand":"polini","offers":[{"title":"Default Title","offer_id":48045223018683,"sku":"1200-1214","price":219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0719\/1340\/6651\/files\/1200-1214_55f5e9ed-59fa-4274-9c31-004a9559b4f8.jpg?v=1783054302","url":"https:\/\/thriftyscooters.com\/products\/polini-performance-variator-kit-yamaha-c3-zuma-50f","provider":"Thrifty Scooters","version":"1.0","type":"link"}