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MMX Performance One-Piece Crank Hub Upgrade Kit w/ Capture Plate BMW S55/N55 BMW F2x | F3x | F80 | F82 | F87 2012-2021
$736.00
Issues relating to the OE three-piece crank hub found in the S55 and N55 engine are unfortunately widely known. Thankfully, these issues are addressed with the MMR Performance one-piece billet crank hub.

The OE crank hub unit's friction material is well known to slip, causing the timing to alter enough that piston-to-valve contact can occur and, if not totally standard and within the warranty period, leaves owners with a very expensive repair bill.

We have developed this single-piece Crank Hub together with our optional capture plate to ensure owners have complete peace of mind, whether on an untuned factory car or equally for those that wish to increase the power and torque output without ever having to worry again. MMR Performance have engineered the most comprehensive solution on the market and at one of the most compelling price points.

Our crank hub is machined from billet EN36 steel that's been heat-treated with a 0.75mm case hardening, making it incredibly strong and durable. The one-piece design ensures the friction plates can no longer slip and with a new crank bolt (supplied with the crank hub) tightened appropriately, this alone delivers the transformational improvement in reliability versus the OE version.

Additionally, pairing the single piece crank hub with the optional MMR capture plate ensures complete peace of mind. A capture plate removes the possibility for the crank bolt to loosen with the engine's vibrations or harmonics.



Fitment:
  • BMW 1-Series F2X 2012-2018
  • BMW 2-Series F2X 2014-2021
  • BMW 2-Series F87 2015
  • BMW 3-Series F3X 2013-2018
  • BMW 4-Series F3X 2013-2019
  • BMW M2 F87 2016-2018
  • BMW M3 F80 2015-2020
  • BMW M4 2015-2020
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2012
BMW 1 Series M
2012-2018
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2012-2015
BMW 114i
2012-2018
BMW 116d
2012-2018
BMW 116i
2012-2018
BMW 118d
2012-2018
BMW 118i
2012-2018
BMW 120d
2012-2018
BMW 120i
2012-2013
BMW 123d
2012-2018
BMW 125d
2012-2018
BMW 125i
2012-2014
BMW 128i
2012-2018
BMW 135i
2012
BMW 1M Coupe
2012-2018
BMW 316d
2012-2015
BMW 316i
2012-2018
BMW 318d
2015-2018
BMW 318i
2012-2018
BMW 320d
2012-2018
BMW 320i
2012-2018
BMW 325d
2012-2013
BMW 325i
2012-2018
BMW 328d
2012-2016
BMW 328i
2012-2018
BMW 330d
2016-2018
BMW 330e
2016-2018
BMW 330i
2013-2018
BMW 335d
2012-2018
BMW 335i
2013
BMW 335is
2016-2018
BMW 340i
2016
BMW 350d
2014-2015, 2019
BMW 418d
2019
BMW 418i
2014-2019
BMW 420d
2016-2019
BMW 420i
2019
BMW 425d
2013-2016
BMW 428i
2014, 2019
BMW 430d
2016-2019
BMW 430i
2019
BMW 435d
2013-2017
BMW 435i
2016-2019
BMW 440i
2012-2016
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