Detroit Diesel Series 50/60 Injector 4970 down part numbers View cart “Caterpillar 3500 Fuel Injector” has been added to your cart. $10.00 PN 4970 down Detroit Diesel Series 50/60 Injector 4970 down part numbers quantity Sell us this item Category: Injectors Related products CATERPILLAR 3116 Injector $10.00 Sell us this item Caterpillar 7000 Injector $1.00 Sell us this item CATERPILLAR 3406/C15 $40.00 Sell us this item Detroit Diesel N3 Injector $51.00 Sell us this item