{"product_id":"r52-r53-supercharger-pulley","title":"R52 R53 Supercharger Pulley","description":"\u003cp\u003eLightweight aluminum supercharger pulley that reduces rotational inertia so the Eaton supercharger spools and builds boost faster. Cross-drilled belt grooves and oversized retainers improve belt grip and stop belt walk under load. The 17% reduction adds roughly 1.5 psi more boost at redline for about 20+ wheel-hp on an otherwise stock MINI Cooper S.\u003c\/p\u003e\n\n\u003cp\u003eFitment: MINI Cooper S (R52\/R53) and John Cooper Works GP\/MC40 (R53), W11 1.6L supercharged engine. A matching belt is recommended when installing a reduction pulley.\u003c\/p\u003e","brand":"Alta Performance","offers":[{"title":"Default Title","offer_id":48905453699229,"sku":"AMPENG205V2","price":0.0,"currency_code":"EGP","in_stock":false}],"url":"https:\/\/handlerms.com\/ar\/products\/r52-r53-supercharger-pulley","provider":"Handler Motorsports","version":"1.0","type":"link"}