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2004 MINI Cooper John Cooper Works MC40 Coupe L4 1.6L

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2004 MINI Cooper John Cooper Works MC40 Coupe L4 1.6L Performance Engine Pulleys

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ATI Super Damper Harmonic Damper - 5.67" Stock Size

ES#4305175 - 917992 - ATI Super Damper Harmonic Damper - 5.67" Stock Size - Upgrade over the stock main crank pulley - ATI Performance Products - MINI

Upgrade over the stock main crank pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ATI Performance Products - Corporate Logo
ES#:
4305175
Mfg#:
917992
In Stock
$370.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ATI Super Damper Harmonic Damper - 5.75" 2% OD

ES#4305176 - 917993 - ATI Super Damper Harmonic Damper - 5.75" 2% OD - Upgrade over the stock main crank pulley - ATI Performance Products - MINI

Upgrade over the stock main crank pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ATI Performance Products - Corporate Logo
ES#:
4305176
Mfg#:
917993
In Stock at Vendor
$370.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Pulley - 17%

ES#3103016 - AMPENG205V2 - Supercharger Pulley - 17% - The quickest and easiest way to add 20+ Wheel HP to your MINI Cooper S! - Alta Performance - MINI

The quickest and easiest way to add 20+ Wheel HP to your MINI Cooper S! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Alta Performance - Corporate Logo
ES#:
3103016
Mfg#:
AMPENG205V2
In Stock at Vendor
$123.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Pulley - 15%

ES#3103015 - AMPENG200V2 - Supercharger Pulley - 15% - The quickest and easiest way to add 20+ Wheel HP to your MINI Cooper S! - Alta Performance - MINI

The quickest and easiest way to add 20+ Wheel HP to your MINI Cooper S! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Alta Performance - Corporate Logo
ES#:
3103015
Mfg#:
AMPENG200V2
Ships in 7 Business Days
$123.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ALTA Crank Pulley - 0% (Stock Size)

ES#3103026 - AMPENG500 - ALTA Crank Pulley - 0% (Stock Size) - Remedy your MINI's laggy throttle response - Alta Performance - MINI

Remedy your MINI's laggy throttle response affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Alta Performance - Corporate Logo
ES#:
3103026
Mfg#:
AMPENG500
In Stock
$129.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ALTA Crank Pulley - 2%

ES#3103027 - AMPENG520 - ALTA Crank Pulley - 2% - Remedy your MINI's laggy throttle response - Alta Performance - MINI

Remedy your MINI's laggy throttle response affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Alta Performance - Corporate Logo
ES#:
3103027
Mfg#:
AMPENG520
In Stock
$129.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Tensioner Stop R53

ES#3103012 - AMPENG190 - Tensioner Stop R53 - Limits the travel of the tensioner arm - Alta Performance - MINI

Limits the travel of the tensioner arm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Alta Performance - Corporate Logo
ES#:
3103012
Mfg#:
AMPENG190
Ships in 9 Business Days
Auto Notify
9% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$33.00

This product was last offered at the strikethrough price on
06-02-2026

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Pulley Removal Tool R53 R52 S

ES#3103017 - AMPENG208 - Supercharger Pulley Removal Tool R53 R52 S - Makes the stock pulley easier to remove - Alta Performance - MINI

Makes the stock pulley easier to remove affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Alta Performance - Corporate Logo
ES#:
3103017
Mfg#:
AMPENG208
In Stock
$93.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sneed4Speed Adjustable Tensioner Stop - Orange

ES#4674389 - 53BTS - Sneed4Speed Adjustable Tensioner Stop - Orange - Replace your broken or worn out stock belt tensioner dampener on your Supercharged MINI! - Sneed4Speed - MINI

Replace your broken or worn out stock belt tensioner dampener on your Supercharged MINI! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Sneed4Speed is now exclusively at ECS Tuning

Brand:
Sneed4Speed - Corporate Logo
ES#:
4674389
Mfg#:
53BTS
Ships in 7 Business Days
$74.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Grease

ES#2650597 - PCG1 - Silicone Grease - Recommended by Powerflex for quiet operation and long service life of polyurethane bushings - Powerflex - Audi BMW Volkswagen MINI Porsche

Recommended by Powerflex for quiet operation and long service life of polyurethane bushings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex - Corporate Logo
ES#:
2650597
Mfg#:
PCG1
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M7 Speed 16% Supercharger Technology Pulley

ES#3088921 - 53-3M7102 - M7 Speed 16% Supercharger Technology Pulley - Upgraded design for the Classic M7 SC Pulley - M7 Speed - MINI

Upgraded design for the Classic M7 SC Pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
M7 Speed - Corporate Logo
ES#:
3088921
Mfg#:
53-3M7102
In Stock
$140.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

M7 Lightweight Crank Pulley - 4% Overdrive

ES#3088920 - 53-3M7101-4 - M7 Lightweight Crank Pulley - 4% Overdrive - Increasing crank pulley will add just that little extra added supercharger boost - M7 Speed - MINI

Increasing crank pulley will add just that little extra added supercharger boost affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
M7 Speed - Corporate Logo
ES#:
3088920
Mfg#:
53-3M7101-4
Back Ordered
Auto Notify
$159.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Polyurethane Super Charger Belt Damper Bushings

ES#2650323 - PFF5-211x2 - Performance Polyurethane Super Charger Belt Damper Bushings - Helps maintain proper dampening on the hydraulic belt tensioner - Powerflex - MINI

Helps maintain proper dampening on the hydraulic belt tensioner affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex - Corporate Logo
ES#:
2650323
Mfg#:
PFF5-211X2
In Stock
$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Tensioner Stop - Black

ES#3103013 - AMPENG195BK - Adjustable Tensioner Stop - Black - Replace your broken or worn out stock belt tensioner dampener on your Supercharged MINI! - Alta Performance - MINI

Replace your broken or worn out stock belt tensioner dampener on your Supercharged MINI! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Alta Performance - Corporate Logo
ES#:
3103013
Mfg#:
AMPENG195BK
In Stock at Vendor
$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M7 Lightweight Crank Pulley - Stock Size

ES#4635656 - 53-3M7101-0 - M7 Lightweight Crank Pulley - Stock Size - Standard diameter, lightweight Direct Replacement Crank Pulley for the always popular Gen 1 MINI - M7 Speed - MINI

Standard diameter, lightweight Direct Replacement Crank Pulley for the always popular Gen 1 MINI affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
M7 Speed - Corporate Logo
ES#:
4635656
Mfg#:
53-3M7101-0
Ships in 2 Business Days
$159.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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