Part Name：4pcs Fuel Injector Nozzle Part Number：8N-7005 Application：Fits for Caterpillar 3304 3306 Engine 235 330 350 120G 140G 143H 160H 963 973 966F 972G 627E 637E 627F 572G 65C D250B D300B D350CProduct Status: New 180-day warrantyPlease be sure to confirm whether your engine's specific model or the required part number matches this product. If you have any questions about compatibility, you can contact customer service at any time to provide parameters to avoid situations where installation is not possible due to model mismatch.