{"product_id":"cfr-performance-hellcat-supercharger-hemi-boost-pulley-2-50-63-50mm-black-aluminum","title":"CFR Performance Hellcat Supercharger Boost Pulley 2.50\": Fits Most 6.2L Hellcat","description":"\u003ch1\u003eCFR Performance Hellcat Supercharger Boost Pulley\u003c\/h1\u003e\n\u003ch2\u003e2000–2026 Dodge Challenger, Charger, Durango 6.2L Hellcat\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart #:\u003c\/strong\u003e HZ-7250-PBK\u003c\/p\u003e\n\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe CFR Performance Hellcat Supercharger Boost Pulley 2.50\" is a precision-engineered upgrade designed to increase the supercharger boost pressure on your 6.2L Hellcat engine. Compatible with Dodge Challenger, Charger, and Durango models from 2000 through 2026, this pulley offers a straightforward bolt-on solution to unlock additional horsepower and torque. Ideal for enthusiasts seeking enhanced acceleration and throttle response, it integrates seamlessly with factory 5-rib serpentine belt systems and select aftermarket components.\u003c\/p\u003e\n\u003cp\u003eBy increasing boost pressure by approximately 6.5 to 8 pounds, this pulley delivers noticeable performance gains without requiring extensive modifications. It is recommended to pair this upgrade with professional ECU tuning to maximize power output and maintain engine reliability.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cp\u003eEngineered for durability and performance, the CFR Performance Hellcat Supercharger Boost Pulley offers the following key features:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e2.50\" (63.50mm) pulley diameter designed to increase supercharger rotational speed and boost pressure\u003c\/li\u003e\n  \u003cli\u003eEstimated boost gain of 6.5 to 8 pounds, depending on engine setup and supporting modifications\u003c\/li\u003e\n  \u003cli\u003eCompatible with 6.2L Hellcat engines in Dodge Challenger, Charger, and Durango models from 2000 to 2026\u003c\/li\u003e\n  \u003cli\u003eCNC machined billet aluminum construction for superior strength and precision\u003c\/li\u003e\n  \u003cli\u003eDurable black electrophoretic coating (e-coating) for corrosion resistance and a sleek finish\u003c\/li\u003e\n  \u003cli\u003eDesigned for factory 5-rib serpentine belt systems to maintain OEM belt alignment and accessory drive function\u003c\/li\u003e\n  \u003cli\u003eWorks exclusively with Metco Motorsports Hellcat Supercharger Pulley Hubs (not compatible with ZPE Inc. Griptec hubs)\u003c\/li\u003e\n  \u003cli\u003eDirect bolt-on installation with no permanent modifications required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eConstruction \u0026amp; Design\u003c\/h3\u003e\n\u003cp\u003eThis boost pulley is meticulously CNC machined from high-strength billet aluminum, ensuring exceptional durability and dimensional accuracy. The billet construction resists deformation under high rotational forces, maintaining consistent boost levels and belt alignment during demanding driving conditions. The black electrophoretic coating enhances corrosion resistance and provides a smooth, uniform finish that withstands harsh engine bay environments without chipping or wear.\u003c\/p\u003e\n\u003cp\u003eThe pulley’s 5-rib serpentine design matches factory belt profiles, allowing for seamless integration with the existing belt system. This ensures reliable accessory drive operation and preserves belt life while delivering increased supercharger speed.\u003c\/p\u003e\n\n\u003ch3\u003ePerformance \u0026amp; Sound\u003c\/h3\u003e\n\u003cp\u003eBy reducing the pulley diameter from stock size, the CFR Performance Hellcat Supercharger Boost Pulley increases the rotational speed of the supercharger, resulting in a significant boost pressure increase of approximately 6.5 to 8 pounds. This elevated boost directly translates into enhanced engine power and torque, improving acceleration and throttle response for a more engaging driving experience.\u003c\/p\u003e\n\u003cp\u003eWhile the pulley itself does not alter exhaust sound, the increased performance may contribute to a more aggressive engine note under load due to higher combustion pressures.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation \u0026amp; Fitment\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for experienced technicians and knowledgeable enthusiasts familiar with supercharger systems. This pulley is designed to fit factory 5-rib serpentine belt setups on 6.2L Hellcat engines found in Dodge Challenger, Charger, and Durango models from 2000 to 2026. It is compatible only with Metco Motorsports Hellcat Supercharger Pulley Hubs and is not compatible with ZPE Inc. Griptec hubs.\u003c\/p\u003e\n\u003cp\u003eProfessional installation and ECU tuning are strongly recommended to optimize performance gains and ensure engine safety and reliability.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 x CFR Performance Hellcat Supercharger Boost Pulley 2.50\" (63.50mm)\u003c\/li\u003e\n  \u003cli\u003eProtective packaging to prevent damage during shipping\u003c\/li\u003e\n  \u003cli\u003eInstallation instructions (where applicable)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cp\u003eThis pulley is ideal for Mopar enthusiasts and performance builders looking to increase supercharger boost pressure and overall engine output without extensive modifications. It suits owners of Dodge Challenger, Charger, and Durango Hellcat models equipped with the 6.2L supercharged engine who want a reliable, bolt-on upgrade to enhance street or track performance. The pulley is especially beneficial when combined with supporting modifications such as upgraded fuel systems, exhaust components, and professional tuning for maximum power gains and engine safety.\u003c\/p\u003e","brand":"CFR Performance","offers":[{"title":"Default Title","offer_id":47473264427220,"sku":"HZ-7250-PBK","price":139.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/8542\/1268\/files\/0334_DSC_1726_fcf08650-2ae4-490c-b020-266a37bed52b.webp?v=1769248438","url":"https:\/\/fasthemis.com\/products\/cfr-performance-hellcat-supercharger-hemi-boost-pulley-2-50-63-50mm-black-aluminum","provider":"FastHemis","version":"1.0","type":"link"}