BMW N46 Overhall Gasket Set MLS – E90 320i E60 520i

Description When you’re doing the job properly, there’s only one way to approach a BMW N46 engine rebuild — with a complete overhaul gasket set that covers every sealing surface from the rocker cover down to the sump. This comprehensive kit eliminates the frustration of sourcing individual gaskets and seals separately, ensures nothing is missed during a full strip-down, and gives your rebuilt engine the best possible foundation for long-term reliability. Engineered specifically for the BMW N46 2.0 engine as fitted to the E90 320i and E60 520i, every component in this set meets or exceeds OEM specification — giving professional engine builders and BMW specialists the confidence to back their rebuild with a warranty. What’s Included — Full Kit Contents: Top End / Cylinder Head: MLS (Multi-Layer Steel) cylinder head gasket Camshaft cover / rocker cover gasket and bolt seals Inlet manifold gaskets and seals Exhaust manifold gaskets Spark plug tube seals Valve stem seals (full engine set) Camshaft end seals VANOS unit seals and O-rings Coolant pipe O-rings and seals Thermostat housing gasket / seal Bottom End / Block: Sump / oil pan gasket Oil pump gasket and seals Rear main crankshaft oil seal Front crankshaft oil seal Timing cover gasket and seals Timing chain tensioner gasket / seal Oil pressure switch seal Coolant drain plug seal Ancillaries: Vacuum pipe and hose seals Sensor O-rings All associated block-to-head seals and O-rings Exact kit contents may vary slightly depending on supplier. Please confirm full contents at time of ordering. Key Benefits: Single complete kit covering every sealing surface on the BMW N46 2.0 engine OEM-specification MLS head gasket for superior combustion sealing and durability Eliminates the risk of missed or incorrect gaskets during a full engine rebuild High-temperature and high-pressure rated materials throughout — built for the demands of the N46 engine Includes VANOS seals and O-rings critical to variable valve timing performance Suitable for use with standard and skimmed cylinder heads Ideal for full engine remanufacture, insurance write-off repairs, and high-mileage rebuilds Comprehensive kit trusted by BMW specialist workshops and engine remanufacturers ⚠️ Always verify your engine code before ordering. If the cylinder head has been skimmed, confirm the correct head gasket thickness grade to maintain the correct compression ratio. Cylinder head bolts (TTY stretch bolts) must be replaced and are not included in this kit — order separately. When Do You Need a Complete Engine Overhaul Gasket Set? A full overhaul gasket set is the right choice when: Carrying out a complete engine rebuild — stripping the engine down to the bare block requires every gasket and seal to be replaced Remanufacturing an engine — professional engine builders always fit new gaskets throughout for warranty-backed reliability Recovering from catastrophic engine failure — spun bearings, oil starvation, or overheating damage typically requires a full strip and rebuild High-mileage preventative rebuild — refreshing all seals and gaskets during a scheduled rebuild prevents oil leaks and extends engine life significantly Insurance or accident repair — full engine rebuild following a vehicle write-off or accident damage Warning Signs Your BMW N46 Needs a Full Engine Overhaul: Multiple oil leaks from various points on the engine White smoke combined with oil consumption and coolant loss Bottom-end knock accompanied by low oil pressure Metal particles or bearing material found in the sump during strip-down Engine has suffered overheating, oil starvation, or a spun bearing High mileage engine due for a complete scheduled rebuild Important Notes: Cylinder head bolts are torque-to-yield (TTY) stretch bolts and must always be replaced — not included, order separately Head gasket thickness — if the cylinder head has been skimmed, select the correct oversize head gasket grade VANOS seals — included in this kit; ensure VANOS unit is inspected and serviced during the rebuild Sealant — some mating surfaces (sump, timing cover) require additional RTV sealant alongside the gaskets provided Ideal For: BMW specialist workshops, professional engine remanufacturers, engine reconditioners, and experienced engine builders undertaking a complete strip-down and rebuild of the BMW N46 2.0 engine platform.