Supertech Beehive Valve Spring Kit | Multiple MINI / BMW Fitments (SPRK-MCB48)

BMW B48 Beehive Valve Spring Kit – Set of 16 by Supertech

Supertech Spring / Retainer kits are precision matched sets for a complete valvetrain overhaul. Developed for the performance enthusiast that wants the best the industry has to offer, Supertech Spring / Retainer kits are second to none in terms of performance, quality and value.

Features

• InnSpr.ID: 14.20mm
• Seat Pressure: 75 @ 37
• Open Pressure: 155 @ 10
• Max Lift: 12.2mm
• Coil Bind: 23.20mm
• Rate: 8
• Kit spring: SPR-MCB48
• Retainer: RET-BMB48/TE(8), RET-BMB48/TI(8)
• InnSpr.OD: 21.00mm
• OutSpr.OD: 24.40mm
• OutSpr.ID: 17.60mm

Benefits

• Underwent a gas nitriding process before shot peening for improved fatigue life

Applications

• 2014present MINI Cooper S
• 2021present MINI Cooper S Clubman
• 2019present F54 Clubman JCW
• 2019present F60 Countryman JCW
• 2016present BMW F20 120i
• 20162019 BMW F22/F23 220i
• 20152019 BMW F30/F31/F34 320i
• 20162019 BMW F30 330e
• 2016-2019 BMW F33/F36 420i
• 2017present BMW G30/G31 520i
• 2018-present BMW G30/G31 530e
• 2018present BMW G01 X3 xDrive20i
• 2018present BMW G02 X4 xDrive20i
• 2019present BMW G20 320i
• 2019present BMW G20 330e
• 2020-present BMW G22 420i
• 2021-present BMW G42 220i
• 2020present F44 220i Gran Coupe
• 2016present F48 X1 20i
• 2017present F39 X2 sDrive20i
• 2018present G29 Z4 sDrive20i

What’s In The Box?

• 16 – Springs
• 16 – Retainers

Warranty

• 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.