<p>New replacement component for the applications listed below.</p><ul> <li> <strong>Part number:</strong> 12646386</li> <li> <strong>Condition:</strong> New</li> <li> <strong>Weight:</strong> 4.0 lb</li> <li> <strong>Country/Region of origin:</strong> United States</li> <li> <strong>Package includes:</strong> Component(s), hardware, seals, or wiring shown in the product photos</li> </ul><h3>Fitment and compatibility</h3><p>Timing Chain + Oil Pump +Gasket for Chevrolet GM 4.8L 5.3L 6.0L LS1 LS2 LS3 12646386</p><p>Compatibility is based on the source listing. Vehicle production dates, trim, engine, drivetrain, lighting package, connector, and other options can affect fitment. Compare the part number, connections, mounting points, dimensions, and specifications with the original component before ordering. Professional installation is recommended.</p> <div data-gat-catalog-enhancement="v1"> <h3>Fitment and compatibility</h3> <p><strong>Application reference:</strong> Timing Chain + Oil Pump +Gasket for Chevrolet GM 4.8L 5.3L 6.0L LS1 LS2 LS3 12646386</p> <p>Fitment can vary by production date, trim, drivetrain, factory options, connector style and installed equipment. Before ordering, compare the original component, mounting points, electrical connections and specifications with the listing photographs and details.</p> <h3>Part number information</h3> <p><strong>Part number / catalog reference:</strong> 12646386</p> <p>Part numbers may have supersessions or regional variations. Match at least one reference number and the physical configuration to the original part whenever possible.</p> <h3>Package and installation notes</h3> <p>Quantity is one product unless the title, variant selection or photographs clearly state otherwise. Professional installation is recommended for electrical, safety-related and drivetrain components.</p> </div>