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2020 MINI Cooper John Cooper Works Convertible B46D

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2020 MINI Cooper John Cooper Works Convertible B46D Performance Cylinder Head Valves

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Supertech Exhaust Valve - Priced Each 28.5mm Standard Size

ES#3623075 - MCEVI-1400S-HS - Supertech Exhaust Valve - Priced Each 28.5mm Standard Size - Black nitride coated, inconel, sodium filled, single groove exhaust valve. 100.1mm 28.5 (std) - Supertech - MINI

Black nitride coated, inconel, sodium filled, single groove exhaust valve. 100.1mm 28.5 (std) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
3623075
Mfg#:
MCEVI-1400S-HS
In Stock
Limited Qty Sale
$56.99

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

$51.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supertech Exhaust Valve Guide - Priced Each 10.045 (+0.015) Plus Sized

ES#4733450 - GDE-BMB48-E6 - Supertech Exhaust Valve Guide - Priced Each 10.045 (+0.015) Plus Sized - Uprated valve guides used in the cylinder head : Manganese Bronze Metal - Supertech - MINI

Uprated valve guides used in the cylinder head : Manganese Bronze Metal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4733450
Mfg#:
GDE-BMB48-E6
Ships in 8 Business Days
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

5mm Single groove valve lock conversion (SET OF 16)

ES#4734453 - KPR-5.0-7S-16 - 5mm Single groove valve lock conversion (SET OF 16) - Two required per valve, necessary for use with certain supertech valves - Supertech - MINI

Two required per valve, necessary for use with certain supertech valves affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4734453
Mfg#:
KPR-5.0-7S-16
Ships on Jun 30, 2026
$60.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

5mm Single groove valve lock conversion

ES#3129150 - KPR-5.0/7S - 5mm Single groove valve lock conversion - Two required per valve, necessary for use with certain supertech valves - Supertech - MINI

Two required per valve, necessary for use with certain supertech valves affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
3129150
Mfg#:
KPR-5.0/7S
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Stem Seal Exhaust Side - Viton Upgraded Seals - Priced Each

ES#3623930 - VSI-BM60-E - Valve Stem Seal Exhaust Side - Viton Upgraded Seals - Priced Each - For repair or changing valves in the cylinder head - Supertech - MINI

For repair or changing valves in the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
3623930
Mfg#:
VSI-BM60-E
Ships in 5 Business Days
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Stem Seal Intake Side - Viton Upgraded Seals - Priced Each

ES#3623927 - VSI-BM50-I - Valve Stem Seal Intake Side - Viton Upgraded Seals - Priced Each - For repair or changing valves in the cylinder head - Supertech - MINI

For repair or changing valves in the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
3623927
Mfg#:
VSI-BM50-I
Ships in 6 Business Days
$11.99

This product was last offered at the strikethrough price on
01-14-2026

$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Stem Seal Intake Side - Vinton Seals - Set Of 8

ES#3623929 - vsi-bm50-iKT - Valve Stem Seal Intake Side - Vinton Seals - Set Of 8 - For repair or changing valves in the cylinder head - Supertech - BMW MINI

For repair or changing valves in the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
3623929
Mfg#:
VSI-BM50-IKT
Ships in 6 Business Days
$91.99

This product was last offered at the strikethrough price on
01-14-2026

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Stem Seal Exhaust Side - Viton Seals - Set Of 8

ES#3623931 - vsi-bm60-eKT - Valve Stem Seal Exhaust Side - Viton Seals - Set Of 8 - For repair or changing valves in the cylinder head - Supertech - MINI

For repair or changing valves in the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
3623931
Mfg#:
VSI-BM60-EKT
Ships in 5 Business Days
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supertech Intake Valve - Priced Each 30.10 Standard Size

ES#3623073 - MCIVN-1400S - Supertech Intake Valve - Priced Each 30.10 Standard Size - Black nitride coated, single groove intake valve. 99.50mm. 30.10 (std) - Supertech - MINI

Black nitride coated, single groove intake valve. 99.50mm. 30.10 (std) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
3623073
Mfg#:
MCIVN-1400S
Ships in 8 Business Days
$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supertech Exhaust Valve - Priced Each 29.5mm (+1) Plus Size

ES#4733436 - MCEVI-1401S-HS - Supertech Exhaust Valve - Priced Each 29.5mm (+1) Plus Size - Black nitride coated, inconel, sodium filled, single groove exhaust valve. 100.1mm 29.5 (+1) - Supertech - MINI

Black nitride coated, inconel, sodium filled, single groove exhaust valve. 100.1mm 29.5 (+1) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4733436
Mfg#:
MCEVI-1401S-HS
Ships in 8 Business Days
$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supertech Exhaust Valve - Priced Each 28.5mm Standard Size

ES#4733576 - MCEVI-1400S - Supertech Exhaust Valve - Priced Each 28.5mm Standard Size - Black nitride coated, inconel, solid (no sodium), single groove exhaust valve. 100.1mm 28.5 (std) - Supertech - MINI

Black nitride coated, inconel, solid (no sodium), single groove exhaust valve. 100.1mm 28.5 (std) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4733576
Mfg#:
MCEVI-1400S
Ships in 8 Business Days
$45.99 USD
Free Shipping
on orders $49 and up

Supertech Intake Valve - Priced Each 31.10 (+1) Plus Sized

ES#4733434 - MCIVN-1401S - Supertech Intake Valve - Priced Each 31.10 (+1) Plus Sized - Black nitride coated, single groove intake valve. 99.50mm. 31.10 (+1) - Supertech - MINI

Black nitride coated, single groove intake valve. 99.50mm. 31.10 (+1) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4733434
Mfg#:
MCIVN-1401S
Ships in 8 Business Days
$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supertech Intake Valve Guide - Priced Each 10.045 (+0.015) Plus Sized

Uprated valve guides used in the cylinder head : Manganese Bronze Metal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4733444
Mfg#:
GDE-BMB48-I
Ships in 8 Business Days
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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