Detroit Diesel Series 50/60 Injector 4970 down part numbers View cart “CATERPILLAR 3406/C15” 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 C7 Injector $35.00 Sell us this item CATERPILLAR 3406/C15 $40.00 Sell us this item CUMMINS N14 Celect OLD STYLE with Solid Spacer Injector $20.00 Sell us this item Detroit Diesel Series 50/60 Injector PN 5000 & UP $55.00 Sell us this item