BCBC S889 Engine Timing Crankshaft Sprocket

Engine Timing Crankshaft Sprocket

The Melling S889 engine timing crankshaft sprocket is a standard replacement part built for timing system service and engine rebuild work. It uses high alloy steel construction and is manufactured to required specifications for a precise fit in supported applications.

Key Features

• High alloy steel construction for timing system durability
• Standard replacement grade for rebuild and service work
• 18-tooth design with a single keyway
• 1.743 in. inside diameter and 1.161 in. thickness
• Part number S889 for easy identification

Detailed Description

Melling S889 is part of the brand's timing gear and sprocket program, which covers individual sprockets as well as complete timing kit applications. This crankshaft sprocket is manufactured to specification using current production methods and is intended for engines that require a stock-style timing component. It is a direct fit timing solution for Chrysler 300, Dodge Charger, Dodge Ram 1500, and Jeep Grand Cherokee applications listed in the fitment data, with notes indicating it will not fit OEM oil pumps in those applications.

The S889 is a practical choice for engine timing service on Chrysler, Dodge, and Jeep platforms where a replacement crankshaft sprocket is needed. The part number S889 is also cross-referenced to 53021307AA and G56314 for the same application.

What It Is Used For

• Replacing a worn or damaged timing crankshaft sprocket
• Restoring correct timing system engagement during engine rebuilds
• Addressing timing noise or chain drive wear related to sprocket condition
• Supporting stock-style timing service on listed Chrysler, Dodge, and Jeep engines

Installation Notes and Tips

Verify engine application before installation, as fitment notes state this sprocket will not fit OEM oil pumps in the listed vehicles. Confirm tooth count, keyway configuration, and dimensions against the original part before assembly. Professional installation is recommended for timing system service to maintain correct engine timing.

Quality Assurance

Melling manufactures timing gears and sprockets to required specifications using high-quality materials and current manufacturing processes. The S889 is built as a standard replacement component for engine rebuild and timing service applications.