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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 Engine Pulley Parts

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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

Hydraulic Belt Tensioner

ES#3215686 - 11288620210 - Hydraulic Belt Tensioner - Controls the tension of the serpentine belt. - Ina - MINI

Controls the tension of the serpentine belt. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
3215686
Mfg#:
11288620210
In Stock
$130.04

This product was last offered at the strikethrough price on
04-15-2026

$126.99 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

Crank Pulley With Dampener And Bolt Kit

ES#4135595 - 11237525135KT - Crank Pulley With Dampener And Bolt Kit - Main crank pulley that is rotational balanced, 2 warranty! Made in Italy. - Assembled By ECS - MINI

Main crank pulley that is rotational balanced, 2 warranty! Made in Italy. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4135595
Mfg#:
11237525135KT
In Stock
ON SALE!
$155.99

This product was last offered at the strikethrough price on
05-02-2026

$153.53 USD
Free Shipping
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

MINI Gen 1 Crank Pulley Removal Tool W10 W11

ES#199506 - 83300494256 - MINI Gen 1 Crank Pulley Removal Tool W10 W11 - Factory puller tool - Genuine MINI - MINI

Factory puller tool affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
199506
Mfg#:
83300494256
Ships in 3 Business Days
$140.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Belt Tensioner

ES#3147501 - 11287509476 - Hydraulic Belt Tensioner - Controls the tension of the serpentine belt. - Hamburg Tech - MINI

Controls the tension of the serpentine belt. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Alternator / Water Pump

Brand:
Hamburg Tech - Corporate Logo
ES#:
3147501
Mfg#:
11287509476
In Stock
$107.99 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 6 Business Days
$123.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bosch Alternator Tool Kit - 13 Pieces

ES#11415 - bta-13pcs - Bosch Alternator Tool Kit - 13 Pieces - Remove and install OAD alternator pulleys - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Remove and install OAD alternator pulleys affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
11415
Mfg#:
BTA-13PCS
In Stock
ON SALE! SAVE 30%
$78.99

This product was last offered at the strikethrough price on
05-02-2026

$55.29 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

Crank Pulley With Dampener

ES#2813352 - 11237525135 - Crank Pulley With Dampener - Main crank pulley that is rotational balanced, 2 warranty! Made in Italy. - Hamburg Tech - MINI

Main crank pulley that is rotational balanced, 2 warranty! Made in Italy. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat! Made in Italy.

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813352
Mfg#:
11237525135
In Stock
$148.99 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

Supercharger Pulley Belt

ES#3103019 - AMPENG213 - Supercharger Pulley Belt - For Alta 15% and 17% Pulley 60535 - Alta Performance - MINI

For Alta 15% and 17% Pulley 60535 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Alta Performance - Corporate Logo
ES#:
3103019
Mfg#:
AMPENG213
In Stock
$32.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crank Pulley With Dampener 80001833

ES#2681215 - 11237525135 - Crank Pulley With Dampener 80001833 - Main crank pulley that is rotational balanced. - Corteco - MINI

Main crank pulley that is rotational balanced. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Corteco - Corporate Logo
ES#:
2681215
Mfg#:
11237525135
In Stock
$235.98

This product was last offered at the strikethrough price on
05-06-2026

$169.14 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crank Pulley With Dampener

ES#4338067 - 11237525135 - Crank Pulley With Dampener - Main crank pulley that is rotational balanced - Febi - MINI

Main crank pulley that is rotational balanced affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4338067
Mfg#:
11237525135
Ships in 1 Business Day
$221.33

This product was last offered at the strikethrough price on
03-31-2026

$193.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Pulley Parts

Pulleys drive accessories essential to vehicle operation. Whether you need to install a stock original equipment pulley during a repair, or improve engine performance and appearance with a lightweight aluminum or underdrive pulley, count on ECS Tuning for pulley solutions that work.

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Manufacturer names and/or part numbers are used only for identification purposes.

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