Elring M54 Engine Cylinder Head Gasket Set - 903.340 - E46, E39, E60, E83, E53

Product Details

Keep your ultimate driving machine running at peak performance with this premium upper engine gasket set from Elring. Known globally for their German-engineered sealing technologies, Elring is the go-to choice for enthusiast-level maintenance and professional top-end rebuilds. When executing a valve job or refreshing the cylinder head on your M54-powered E46, E39, E53, or Z3, replacing worn-out rubber and composite seals is mandatory to prevent performance-robbing leaks and maintain optimal engine efficiency.

This valve regrind set is meticulously bundled to provide an expanded selection of critical seals that goes beyond the standard factory kit. Designed as a supplementary kit, it intentionally excludes the standalone cylinder head gasket, giving builders the flexibility to pick their own head gasket thickness depending on block or head decking.

Key Features

• German Sealing Technology: Produced by Elring – Das Original, backed by over 140 years of specialized automotive sealing expertise.

• Beyond OEM Contents: Expanded kit profile includes more supplemental articles than the factory BMW kit layout for a more thorough overhaul.

• Precision Valve Stem Seals: Includes high-durability valve stem seals to prevent oil consumption and ensure tight tolerances.

• Optimized Performance Restoration: Designed to completely reseal the upper engine infrastructure to handle rigorous driving demands.

Specifications

• Brand: Elring

• Part Number: 903.340

• Cross Reference BMW Part Number: 11-12-7-507-597

• Kit Type: Valve Regrind / Cylinder Head Sealing Kit (Without Cylinder Head Gasket)

• Vehicle Applications: BMW 320i, 325i/Ci/xi, 330i/Ci/xi, 520i, 525i, 530i, X5 3.0i, Z3 (Years 2000–2002, up to 09/2002)

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