BCBC BG5102 Engine Timing Chain Guide - Upper

Engine Timing Chain Guide Overview

This Melling engine timing chain guide, part number BG5102, is a standard replacement component for upper timing chain applications. It is built with nylon and steel construction to meet or exceed OEM requirements for the application.

Compatible with a wide range of Lexus, Toyota, and Scion engines, this guide supports proper timing chain routing in stock configurations. The BG5102 is a direct-fit style service part for upper timing chain service on the listed applications.

Key Features

• Nylon and steel construction for guided chain contact and structural support
• Standard replacement grade for service and repair work
• Upper timing chain application
• Mounting bracket included
• Engineered to meet or exceed OEM requirements

Detailed Description

The BG5102 timing chain guide is designed for upper timing chain service across multiple Lexus, Toyota, and Scion applications, including Lexus IS300, Toyota Camry, and Toyota RAV4 fitments. As part of Melling's Stock line, this guide follows an OEM-focused replacement approach and is built to match the requirements of the original application. The part number BG5102 is also referenced in cross-application listings for the same service use.

Its nylon contact surface and steel support structure provide the material combination commonly used in timing chain guide construction. This makes the BG5102 a practical choice when replacing a worn or damaged guide in stock timing systems on vehicles such as the Toyota Highlander and Lexus NX300h.

What It Is Used For

• Chain noise caused by a worn guide surface
• Timing chain misalignment in upper chain service
• Damage from heat, wear, or age-related material breakdown
• Restoring proper chain tracking in stock timing systems
• Replacing a failed guide during timing service

Installation Notes and Tips

Fits 2009-2018 Toyota Highlander, Upper; Fits 2009-2018 Toyota RAV4, Upper; Fits 2010-2017 Toyota Camry, Upper; Fits 2013-2018 Lexus ES300h, Upper. Verify engine timing marks and inspect related timing components before installation. This part cross-references Cloyes 9-5798 and Edelmann 71102 for the same application.

Quality Assurance

Melling states that this timing chain guide is built to meet or exceed OEM requirements for the application. The Stock product line focuses on replacement parts made for original-style service needs.