This TVH aftermarket fuel injector group is engineered as a high-quality replacement for the Caterpillar 8N7005 OEM part. It ensures precise fuel delivery for optimal engine performance in Caterpillar 3304 and 3306 series engines. Compatible with a wide range of Caterpillar machinery including D6D, D7G, 966C, 980B, 12G, 14G, 16G, 225, 235, 613C, 621B, 627B, 637D, 639D, 769C, 773B, 777, 814B, 815B, 816B, 824C, 825C, 826C, 518, 528, 561C, 571F, 572F, 578, 579, 615, 623B, 631D, 633D, 651B, 657B, 660B, and 666B models. This aftermarket injector provides reliable operation for critical fuel system maintenance.