Function: 1 OEM Number: The OEM number of the engine wire harness is 296‑4617 520‑7000, which is strong compatible. 2. PERFECT FIT: Due to the fine process, the engine wire harness is suitable for CAT 320D323D shovel models. 3 EASY INSTALLATION: The wire harness has multiple standard interfaces, easy to install and easy to use. 4 SUPERIOR MATERIAL: Made of superior material, excellent abrasion resistance, flexibility, and long service life. 5 EASY REPLACEMENT: Replace your old or broken engine wire harness directly to ensure the excavator works well. Specifications: