Piston Ring Set for N55 Engine Rebuild Kit Compatible with F30 F10 335i 435i M2 M3 M4 3.0L Turbo L6 N55B30 N55B30A Engines

This N55 engine overhaul rebuild kit includes a set of six pistons and rings for vehicles equipped with the 3.0L N55B30 or N55B30A turbocharged inline-6 engine.Compatible models include F10, F20, F21, F23, F30, F32, F80, 135i, M135i, M235i, 335i, 435i, 535i, 640i, X1 xDrive35i, X3 xDrive35i, X4 xDrive35i, X5 xDrive35i / xDrive40i, and X6 xDrive35i / xDrive40i produced between 2009 and 2019.The kit is designed for engines with an 84.00mm cylinder bore and standard size specifications, requiring no cylinder modification.Piston wrist pin diameter is 22mm with a length of 54mm.Ring thicknesses are 1.2mm (), 1.5mm (second), and 2.0mm (oil ring).Includes main and connecting rod bearing shells, crankshaft, and six connecting rods.OE reference numbers are provided for identification purposes only and do not indicate OEM affiliation.

• Compatible with F30, F10, 335i, 435i, M2, M3, and M4 models equipped with the 3.0L N55B30 or N55B30A turbocharged inline-6 engine for accurate fitment.Includes a complete piston and ring set designed to restore compression and support engine efficiency during a full rebuild or overhaul.Manufactured to meet specifications for integration with N55 engine components under standard operating conditions.Suitable for professional mechanics and DIY users performing engine repairs, replacements, or rebuilds on vehicles with the N55 engine platform.Direct replacement kit includes matched components to support proper cylinder sealing and help reduce oil consumption.