INA ZG0243 Engine Timing Chain Guide - Left Lower

INA Timing Chain Guide for BMW V8 Applications

INA ZG0243 is an engine timing chain guide for select BMW models with left lower chain guide applications. It is built to meet or exceed OE quality and performance, with plastic material formulated to match OEM PA66 and PA46 grade hardness requirements.

Key Features

• Engine timing chain guide for the left lower position
• OE-style fit and material specification for BMW timing systems
• Plastic construction matched to OEM PA66 and PA46 grade hardness
• INA Global Number 552 0243 100
• Part number ZG0243 for catalog and service reference

Detailed Description

INA ZG0243 timing chain guide is designed for BMW engine valve train service where precise chain routing and stable guide surface condition are required. This part cross-references 5520243100 for the same application. It fits 2011-2013 BMW 740i, left lower; 2006-2011 BMW 650Ci, left lower; 2006-2010 BMW 550i, left lower; 2006-2010 BMW 650i, left lower; 2004-2010 BMW X5, left lower; 2006-2008 BMW 750i, left lower; 2006-2008 BMW 750Li, left lower; 2004-2006 BMW 545i, left lower; 2004-2005 BMW 645Ci, left lower; 2002-2005 BMW 745i, left lower; and 2002-2005 BMW 745Li, left lower. The ZG0243 timing chain guide is a direct-fit service part for BMW 740i, BMW X5, and other listed V8 applications.

Common Repair Symptoms

• Timing chain noise from the engine front cover area
• Worn or damaged chain guide surface
• Chain alignment issues during timing service
• Rattle or slack related to guide wear
• Need for timing system service on BMW V8 engines

Installation Notes and Tips

Verify engine code, position, and model year before installation. Replace the guide during timing chain service and inspect related chain components, tensioners, and sprockets for wear. Follow BMW service procedures and torque specifications during reassembly.

Quality Assurance

INA timing chain guides are engineered to meet OE-level performance expectations, and the guide material is matched to OEM PA66 and PA46 hardness standards for consistent service fit and function.