-15%
ALTA 02-06 Mini Cooper S/JCW & 02-08 S/JCW Convertible R53 17% SuperCharger Pulley Alta ALTAMP-ENG-205V2
ALTA 02-06 Mini Cooper S/JCW & 02-08 S/JCW Convertible R53 17% SuperCharger Pulley Alta ALTAMP-ENG-205V2
ALTA 02-06 Mini Cooper S/JCW & 02-08 S/JCW Convertible R53 17% SuperCharger Pulley Alta ALTAMP-ENG-205V2
ALTA 02-06 Mini Cooper S/JCW & 02-08 S/JCW Convertible R53 17% SuperCharger Pulley Alta ALTAMP-ENG-205V2
ALTA 02-06 Mini Cooper S/JCW & 02-08 S/JCW Convertible R53 17% SuperCharger Pulley Alta ALTAMP-ENG-205V2
ALTA 02-06 Mini Cooper S/JCW & 02-08 S/JCW Convertible R53 17% SuperCharger Pulley Alta ALTAMP-ENG-205V2
ALTA 02-06 Mini Cooper S/JCW & 02-08 S/JCW Convertible R53 17% SuperCharger Pulley Alta ALTAMP-ENG-205V2
ALTA 02-06 Mini Cooper S/JCW & 02-08 S/JCW Convertible R53 17% SuperCharger Pulley Alta ALTAMP-ENG-205V2
Click to zoom in

ALTA 02-06 Mini Cooper S/JCW & 02-08 S/JCW Convertible R53 17% SuperCharger Pulley

Alta
ALTAMP-ENG-205V2
AMP-ENG-205V2
Pulleys - Crank, Underdrive
16 Units In Stock - Ships Next Business Day
$ 145.00 $ 123.25
$ 123.25

SKU: AMP-ENG-205V2

ALTA 02-06 Mini Cooper S/JCW & 02-08 S/JCW Convertible R53 17% SuperCharger Pulley

This ALTA supercharger pulley has a 17% smaller diameter for 2002-2006 Mini Cooper S and JCW hatchbacks plus 2005-2008 S and JCW convertibles. It spins the supercharger 17% faster to deliver around 2 PSI more boost and noticeable power gains. Direct replacement design installs quickly without modifications.

Key Features

  • 17% Smaller Diameter: Increases supercharger RPM by 17% over stock for higher boost pressure and improved throttle response across the RPM range.
  • 6061-T6 Billet Aluminum: CNC machined from high-strength aircraft-grade aluminum for durability and resistance to heat and wear.
  • Hard Anodized Black Finish: Provides corrosion protection and a sleek look that matches engine bay components.
  • Direct Bolt-On Fit: Replaces OEM pulley precisely with no clearance issues or additional hardware needed.
  • Power Gains: Adds 15-25 wheel horsepower depending on tune fueling and supporting mods.

Product Notes

  • Pair with ECU tune for safe operation and full power potential.
  • Inspect belt tensioner during install for optimal performance.
  • Packages securely to prevent damage during transit.

Installation Notes

  • Professional installation recommended.
  • Remove stock pulley with 17mm socket and supercharger holding tool in 20-30 minutes.
  • Compatible with stock belt and tensioner no other parts required.

This Part Fits

Year Make Model Submodel
2002-2006 MINI Cooper S R53 Hatchback
2002-2006 MINI Cooper S JCW R53 Hatchback
2005-2008 MINI Cooper S Convertible R52
2005-2008 MINI Cooper S JCW Convertible R52

Why Choose ALTA?

  • Leaders in MINI Cooper performance parts since 2002 with proven track record.
  • All products made in USA with tight tolerances for reliability.
  • Engineered specifically for R53 supercharged engines based on real-world testing.

Frequently Asked Questions

  • Q: Will this fit my 2004 Mini Cooper S R53 with JCW kit?
    A: Yes it bolts directly onto all supercharged R53 Cooper S and JCW models from 2002-2006 plus R52 convertibles through 2008.
  • Q: What material is the pulley made from?
    A: Precision CNC machined from 6061-T6 billet aluminum with black hard anodized coating for strength and longevity.
  • Q: Does installation require special tools or tuning?
    A: Basic tools suffice for DIY in under 30 minutes tuning recommended to adjust for increased boost and prevent lean conditions.

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock - ships same or next business day
  • Packaging: Compact box 4 x 4 x 2 inches
  • Weight: 0.25 lbs

Request For Information

Have questions about ALTA 02-06 Mini Cooper S/JCW & 02-08 S/JCW Convertible R53 17% SuperCharger Pulley? Fill out the form below and we'll get back to you by the next business day.
Engine

Engine

Engine parts and engine bay upgrades for Dodge, Jeep, RAM, Chrysler, Chevrolet, Ford, Toyota, Nissan, Subaru, and Honda vehicles are stocked at Black Ops Auto Works. Shop oil catch cans, supercharger pulleys, thermostats, radiators, cooling parts, throttle bodies, intake manifolds, headers, ignition coils, spark plugs, sensors, gaskets, fuel pumps, valve covers, engine covers, billet cap covers, and full engine bay dress-up parts for HEMI, Hellcat, Trackhawk, Redeye, Demon, Scat Pack, RAM TRX, LS, LT, Coyote, EcoBoost, K-Series, and 2JZ builds. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 14,298 engine SKUs across performance, cooling, oil control, ignition, and appearance categories. What This Category Covers The Engine collection combines OEM-replacement engine service parts with performance aftermarket upgrades for supercharged, turbocharged, and naturally aspirated builds...

View Engine Products
Pulleys

Pulleys

Pulleys parts and accessories for Hellcat, Trackhawk, Ram TRX, Mustang, Honda, Acura, Mini, Evo, DSM, Nissan, and other performance applications are stocked at Black Ops Auto Works. Shop crank pulleys, underdrive pulleys, supercharger pulleys, idler pulleys, tensioner pulleys, water pump pulleys, alternator pulleys, and drive-belt hardware. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 106 Pulleys SKUs across fitment-specific product lines, performance builds, restoration needs, and daily-driven applications. What This Pulleys Collection Covers This collection spans accessory-drive and performance pulleys, including crank, underdrive, supercharger, idler, and tensioner styles. The correct component depends on engine family, belt rib count, accessory layout, forced-induction system, diameter, offset, mounting design, and intended boost or accessory speed. Crank and Underdrive P...

View Pulleys Products
Pulleys - Crank, Underdrive

Pulleys - Crank, Underdrive

Pulleys - Crank, Underdrive parts and accessories are stocked at Black Ops Auto Works for enthusiasts and shops building reliable street, truck, off-road, and performance vehicles. Shop underdrive crank pulleys, lightweight aluminum pulleys, damper pulleys, accessory drive pulleys, idler pulleys, alternator pulleys, water pump pulleys, supercharger pulleys, serpentine belt drive parts, and engine dampers for Honda, Acura, Subaru, Ford, Nissan, Mazda, Mini, and Mitsubishi builds. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 89 Pulleys - Crank, Underdrive SKUs across crank drive, accessory drive, idler, supercharger, and engine damper applications. What Crank and Underdrive Pulleys Cover Reduced accessory drag Underdrive crank pulleys reduce accessory speed relative to engine speed. The result can be less parasitic drag at higher rpm when the rest of the accessory drive is corr...

View Pulleys - Crank, Underdrive Products
Military & First Responder Discounts

Military & First Responder Discount Program

Black Ops Auto Works proudly honors active duty military, veterans, National Guard, reserves, police officers, firefighters, and EMTs with an exclusive 5% discount on all performance parts and carbon fiber upgrades. Verify instantly and start saving today.

Learn More & Apply

Your cart

×