Description
Upgrade your Gen 1 MINI Cooper S (2002–2006 Hatchback, 2005–2008 Convertible) with the M7 Speed Overdrive Performance Pulley Kit (16%) and experience improved low-RPM power, sharper throttle response, and increased supercharger efficiency. This precision-engineered kit is designed to overdrive your supercharger by 16%, delivering measurable performance gains while maintaining reliability.
Kit Includes:
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16% Overdrive Supercharger Pulley – Aircraft-grade billet steel, gold zinc plated for corrosion resistance. Features a taper-loc shaft locking system for secure, slip-free installation. Includes active cooling via pulley shoulder holes to maintain optimal belt temperature.
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Lightweight Standard-Diameter Crank Pulley – CNC-machined, black anodized for durability, reduces rotational mass for increased horsepower, torque, and throttle response. Replaces the OE dampener, known to fail on Gen 1 MINIs.
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Micro-V Drive Belt – Correct length for the pulley combination to ensure optimal performance.
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ARP Bolt & Hardened Washer – Provides secure and reliable installation.
Key Benefits:
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Boosted Low-RPM Power: Overdrives the supercharger for stronger acceleration and more responsive throttle.
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Precision Engineering: Pulley grooves machined to SAE-J1459 standards, ensuring minimal belt slip even under high boost.
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Race-Proven Design: Components tested for over 20 years on-road and track with no reported failures.
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Slip-Free Performance: Proprietary taper-loc system locks pulleys securely to the supercharger shaft.
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Durable Construction: Billet steel supercharger pulley and anodized crank pulley ensure long-term performance.
The M7 Speed Overdrive Pulley Kit is hand-selected and engineered for maximum performance and reliability, making it the ideal upgrade for enthusiasts looking to extract more power from their Gen 1 MINI Cooper S.
Vehicle Fitment
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Mini Cooper S Hatchback (R53): 2002–2006, 1.6L
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Mini Cooper S Convertible (R53): 2005–2008, 1.6L
Specifications
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Supercharger Pulley: 16% overdrive, billet steel, gold zinc plated, taper-loc system
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Crank Pulley: Lightweight, CNC-machined, black anodized
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Drive Belt: Micro-V, included
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Additional Hardware: ARP bolt and hardened washer
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Installation: Direct replacement, DIY-friendly
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Origin: Made in the USA
