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Supertech BMW B58 Beehive Valve Spring Kit (Set Pressure 84 at 37mm)

Marsoni M251S
Sale price$529.68
Pay 4 payments of $132.42 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Supertech BMW B58 Beehive Valve Spring Kit (Set Pressure 84 at 37mm)SKU: SPRK MCB58 2 Conical Valve Spring Kit Seat Pressure: 84 @ 37mm Open Pressure: 157 @ 10mm Max Lift: 12. 2mm Coil Bind: 23. 30mm Outer Spring ID: 17. 60mm Seat Locator: SEAT BM48 T1 Retainer qty: 24 Retainer: RET BMB48 TE + RET BMB48 TI Kit Spring qty: 24 Kit Spring: SPR FE20BE Rate: 7. 25 Inner Spring ID: 14. 20mm Inner Spring OD: 21. 00mm Outer Spring OD: 24. 40mm Seat Locator qty: 24 Engine: BMW B58B30
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4.7 ★★★★★
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Bryan
Charlottesville, US
★★★★★ 5
Sharp, Comfortable, and Perfect for Business or Formal Wear
Color: All White, Size: 3X-Large
I recently purchased the DEMEANOR All White men’s dress shirt, and I couldn’t be happier with it. The slim fit design gives a modern, tailored look without feeling restrictive, thanks to the stretch fabric. It’s wrinkle-free, which is a huge time saver — I can wear it straight out of the closet and still look crisp and professional. The material feels soft yet durable, and the long sleeves with button cuffs add a polished touch. I especially appreciate the pocket, which is both practical and stylish. Whether I’m wearing it for business meetings, formal events, or even casual nights out, it always looks sharp. For the price, this shirt is excellent value. It combines comfort, style, and convenience in one, and I’ll definitely be ordering more colors from DEMEANOR.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 15, 2025
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Verified Purchase
Amazon Customer
West Palm Beach, US
★★★★★ 4
Es cómoda
Color: Black, Size: Medium
Todo está bien
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 8, 2025
C
Verified Purchase
Courtney S.
Houston, US
★★★★★ 5
SOFT, COMFORTABLE, HIGH QUALITY
Color: Black, Size: 3X-Large
This is an AMAZING shirt, the value for the quality is ASTOUNDING. The material is soft, with a slight stretch, and the stitching is well done and high quality. I’m not wearing this for its intended use, but if I was in search of another dress shirt, I’d buy this one again in a HEARTBEAT.
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Reviewed in the United States on August 4, 2025
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Verified Purchase
Palatino
San Leandro, US
★★★★★ 3
Good material, good price, but placket not my style
Color: All White, Size: Medium
Attractively priced, slim-fitted, cotton-spandex blend, seems a good value. I just didn't care for the prominent placket and visibly heavy front stitching, but that's just a matter of personal preference.
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Reviewed in the United States on February 18, 2025
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Carmen cortes
San Leandro, US
★★★★★ 5
Ami hijo le gusto
Color: Black, Size: Small
Linda compra
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Reviewed in the United States on March 28, 2026

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