Factory BMW timing chain guides are made of plastic and can break with age. Many times this will cause excess noise, or rattling. Turner has genuine BMW and high quality aftermarket options that will have your chain running smoothly and quietly again.
S14 S38 Timing Chain Tensioner Rail (Small). We typically see this in need of replacement in the 80-100,000 mile mark. We recommend replacing this when you replace your timing chain or when performing an engine rebuild.
This item fits the following BMWs: 1987-1991 E30 BMW M3 1988 E28 BMW M5 1991-1995 E34 BMW M5 1987-1989 E24 BMW M6 Show More Show Less