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Supertech Performance SPRK-H100Dr-BM Dual Valve Spring Kit with Retainers and Seats - 24-Piece

(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

Picture for manufacturer Supertech Performance

Part Number

SPRK-H100Dr-BM
14 reviews
Sale Price

$809.89

Estimated ship date Tuesday, November 24

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No Hassle Returns

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Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Supertech Performance SPRK-H100Dr-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 racing and performance enthusiasts.

Kit Contents:

  • 24 dual valve springs (SPR-H100DR/BM) - beehive design for reduced weight and improved valve control
  • 24 titanium retainers (K20A/T2) - lightweight construction minimizes valvetrain inertia
  • 24 valve seats (BM50) - precision-machined for proper spring seating

Key Features:

  • Dual spring design provides superior valve control at high RPM
  • Precision-matched components ensure optimal valvetrain geometry
  • Beehive spring configuration reduces weight while maintaining spring pressure
  • Titanium retainers offer maximum strength-to-weight ratio
  • Complete kit eliminates compatibility concerns between components

Supertech valve spring kits are engineered for enthusiasts who demand professional-grade quality and performance. Each component is manufactured to exacting tolerances and tested to ensure reliable operation under extreme conditions. Ideal for racing applications, forced induction builds, and high-revving naturally aspirated engines.

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

67lbs @ 35.70mm

Great service, my package was delivered on Friday after initially given Monday as the delivery day.

Great product

Nice

I'm hoping the 2 days holds true.

all good

No problem, good price. Would like to have an estimated delivery time.

.

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

Great

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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