MMR 4-Pinned Single Piece Crank Hub For BMW N55 & S55 MMR20-1004FK EA888 2.0 MK7 Insulate your Audi RS3 engine

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MMR 4-Pinned Single Piece Crank Hub For BMW N55 & S55 MMR20-1004FK EA888 2.0 MK7 Insulate your Audi RS3 engineThe centrepiece of the MMR kit is the UK made CNC machined one piece crank hub, created from billet EN36 steel that's heat treated with a 0. 75mm case hardening, making it incredibly strong and durable. Included are four aerospace precision machined dowels that mechanically lock the hub to end of the crank itself, plus a brand new OE bolt. Installation of these dowels is certainly not a DIY job. But, to make the job easier for the professionals,