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Supertech Performance SPRK-H1005D-BM Valve Spring Retainer Kit Dual Springs - and 24-Piece Set

(BMW X5 2001-06, 328i 1996-2000, M3 1994-99, X3 2004-06, Z4 2003-05, Z3 1996-2002, 325i 1992-95, 2001-05, 330i 2001-05, 528i 1997-2000 + 17 more models)

Manufacturer

Part Number

SPRK-H1005D-BM
Sale Price

$809.72

4 left at this price

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

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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-H1005D-BM is a complete valve spring and retainer kit designed for high-performance engine builds. This precision-matched 24-piece set includes everything needed for a comprehensive valvetrain upgrade, delivering the reliability and performance demanded by enthusiasts and professional builders.

Kit Contents:

  • 24 Dual Valve Springs (SPR-H1000D/BM) - High-quality dual spring design for superior valve control at high RPM
  • 24 Titanium Retainers (RET-K20A/T2) - Lightweight titanium construction reduces valvetrain mass
  • 24 Valve Spring Seats (SEAT-BM50) - Precision-machined seats ensure proper spring alignment

Key Features:

  • Precision-matched components engineered to work together as a complete system
  • Dual valve spring design provides consistent pressure and prevents valve float
  • High-quality materials and manufacturing ensure long-term durability
  • Ideal for performance camshaft upgrades and high-RPM applications
  • Complete kit eliminates guesswork in component selection

Supertech Performance spring and retainer kits are developed specifically for performance enthusiasts who demand industry-leading quality. Each component is manufactured to exacting tolerances and tested to ensure maximum performance and reliability in demanding racing and high-performance street applications.

Products specifications

Fits

BMW X5 2001-06, 328i 1996-2000, M3 1994-99, X3 2004-06, Z4 2003-05, Z3 1996-2002, 325i 1992-95, 2001-05, 330i 2001-05, 528i 1997-2000, 330Ci 2001-06, 530i 2001-05, 320i 2001-05, 325Ci 2001-06, 325xi 2001-05, 525i 1989-95, 2001-05 + 11 more models

Seat Press

98lbs @ 35.70mm

Order 12486. Item was simple to find and the website made it very easy to navigate. I appreciated the ability to pay with paypal and email notifications gave me confidence that everything was taken care of properly.

shipment came on time, and was nicely wrapped.

Just received my order! I placed the order Sunday night and received it on Tuesday, super fast shipping! The SS vent caps look great and arrived in perfect condition. Thanks!

Very nice people very considerate and helpful plus the price was nice

easy website to navigate and ordering was a breeze.. Item purchased was damaged in shipping and autoplicity was all over it.. Currently wait on my replacement parts with no hassle.. Over all great service!!

Return customer with a few more future purchases in mind...best price plus quick shipping means these guys are just that good!

Very smooth ordering and processing. Great communications.

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