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Supertech Performance SPRK-EC3025D-MC Dual Valve Spring and Retainer Kit

(2002-2007 Mini Cooper)

Manufacturer

Picture for manufacturer Supertech Performance

Part Number

SPRK-EC3025D-MC
14 reviews
Sale Price

$606.19

Estimated ship date Monday, November 23

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Supertech Performance SPRK-EC3025D-MC is a precision-matched valve spring and retainer kit designed for high-performance valvetrain applications. This complete kit includes everything needed for a professional valvetrain upgrade or rebuild.

Kit Components:

  • Dual valve springs (SPR-3027D/MC) - engineered for increased RPM capability and improved valve control
  • Titanium retainers (EC3020/T1) - lightweight design reduces valvetrain mass for higher rev potential

Performance Benefits:

  • Precision-matched components ensure optimal valvetrain geometry and performance
  • Dual spring design provides superior valve control at high RPM
  • Reduces valve float and maintains consistent valve timing under aggressive cam profiles
  • Ideal for naturally aspirated and forced induction applications

Supertech Spring and Retainer Kits are engineered for performance enthusiasts who demand industry-leading quality and reliability. Each component is manufactured to exacting tolerances and designed to work as a complete system for maximum valvetrain stability and durability.

Products specifications

Fits

2002-2007 Mini Cooper

Good

First time and liked it.

fast shipping and great communication my order was shipped the same day thanks autoplicity

Good prices and easy payment using Amazon.

Fast , Smooth transaction

Shocked you had this in stock its a gift and wow will he be astonished. Thanks

Shopping was easy

Best price for Rancho Shocks anywhere on the net! Ordered by phone and CSR gave me a better deal on shipping then the automated on site calculator.

fast and easy

Great price, fast shipping! Looking forward to receiving the part.

I was amazed to find the air intake I wanted at the price offered by Autoplicity. No one else came close and the item was shipped very quickly. This store has been added to my favorites list........Thank You!!!!

Phone service was quick and personable wanting to solve my problem immediately. The weight of my package was wrong causing shipping to be $300 to ship a gas can but was fixed right away. Prices were great! I would purchase through them again!

Good internet layout! very easy to find and to order.

Hassle free. You should differentiate between shipping and billing address.

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