3126 slotThe Caterpillar 3126 is a turbocharged 7.2L in 6-cylinder diesel engine manufactured by Caterpillar and first introduced in 1995; it was the first electronic mid-range diesel engine thatWe carry a wide selection of parts for Caterpillar 3126, 3126B, and 3126E diesel engines, including overhaul kits, piston kits and main bearing sets. If you need any help finding a part,