BMW S85 5.2L Street Performance Engine BMW-228i-2023

BMW S85 5.2L Street Performance Engine BMW-228i-2023This engine includes replacement of the OEM rod bearings with high performance bearings, CarBahn Autoworks valve springs, 2mm over sized 94mm CarBahn CP forged pistons and head gaskets. Connecting rod bearing and valve springs are common failure items on S65 and S85 engines. In response, CarBahn Autoworks has developed improved bearings and valve springs. This rebuild includes a valve job with new hydraulic lifters, plus timing chains, timing chain

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CSF knows the kind of punishment the front of a car can take on or off the track

Enhanced Stability: Reduces engine flex

including leading time attack teams

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Compatible with xDrive & RWD models from 2021 to 2025

Estimated Installation Time:

Camber Plates

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improved throttle response

CarBahn eliminates this flex by replacing the rubber bushings with Teflon coated machined steel rod ends