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Supertech Beehive Valve Spring Kit for BMW B58B30, 75 Seat Pressure, 155 Open Pressure - SPRK-MCB58

Supertech SPRK-MCB58 Beehive Valve Spring Kit

The Supertech SPRK-MCB58 is a specialized valve spring kit designed for the BMW B58B30 engine. This kit is crafted to enhance performance while ensuring reliability under demanding conditions. With a focus on precision engineering, the SPRK-MCB58 is a great choice for those looking to optimize their engine's capabilities.

Key Features:

  • Seat Pressure: 75 @ 37mm
  • Open Pressure: 155 @ 10mm
  • Max Lift: 12.2mm
  • Coil Bind: 23.20mm
  • Rate: 8
  • Kit Spring: SPR-FE20BE
  • Kit Spring Quantity: 24
  • Retainer: RET-BMB48/TE + RET-BMB48/TI
  • Retainer Quantity: 24
  • Seat Locator: SEAT-BM48/T1
  • Inner Spring ID: 14.20mm
  • Inner Spring OD: 21.00mm
  • Outer Spring ID: 17.60mm
  • Outer Spring OD: 24.40mm
  • Seat Locator Quantity: 24

Customer Feedback:

Many users have reported noticeable improvements in engine responsiveness and power after installing the SPRK-MCB58. One customer mentioned, "It really brought my B58 engine to life. The acceleration feels sharper, and I can definitely feel the difference during high RPMs." Another user appreciated the quality, stating, "The fit was perfect, and the construction feels solid. I trust Supertech for my performance needs."

Technical Details:

This kit includes 24 valve springs, retainers, and seat locators, ensuring you have everything needed for a complete installation. With a maximum lift of 12.2mm and a coil bind of 23.20mm, this kit is engineered to handle high-performance applications without compromising on safety or reliability.

Fitment:

  • BMW B58B30

Other Part Numbers:
Supertech #sptSPRK-MCB58

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

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Who is Supertech?

Supertech is a company located in Silicon Valley San Jose, California. It is the place where companies with the most cutting-edge technology are located. It allows Supertech to gain access to the latest technology that helps them create high-quality products.  Supertech is known for manufacturing some of the best aftermarket internal engine parts in the industry. Today, they are considered the leading brand in their market segment.

Valve Train Component Experts

With over 30 years of experience, Supertech was able to develop products that meet the demands of their customers. They offer high-performance valves and valvetrain components that are used by many engine builders and tuners everywhere.

Racer’s Brand Of Choice

Supertech provides the motorsport industry with top-notched products for virtually any type of racing discipline. Whether it’s Road Racing, Drag Racing, or Rally, they have the right parts for you. Each piece is carefully designed and manufactured to provide optimum performance and give racers the competitive advantage they need to win championships.

Purchase Supertech Products At Vivid Racing

If you are in the market for high-quality performance parts for your engine, Supertech is the brand for you. The company has always been on edge in creating innovative products that would keep up with the fast-changing automotive trend. Whether for the tracks or the street, Supertech guarantees that you will only get the best products from them. To know more about Supertech, visit Vivid Racing and check out their list of parts that fit your specific needs.



Due to the nature of the application, these parts are sold without any express warranty or any implied warranty of merchantability, or fitness for a particular purpose.

Supertech Performance Inc. shall not, under any circumstances, be liable for any special, incidental or consequential damages, including, but not limited to, damage, or loss of property or equipment, loss of profits or revenue, cost of purchased or replacement goods, or claims of customers of the purchase, which may arise and/or result from sale, installation or use of these parts.

The sole obligation of Supertech Performance Inc., shall be limited only to the products to be found defective, in either workmanship or material, after inspection performed by our company. This Limited Warranty applies only to the original purchaser of the product and only covers the replacement or repair of the product at our election.

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