Construction Equipment Engines

Durable diesel engines and parts for excavators, loaders, dozers, and earthmoving equipment

Construction equipment operates in demanding conditions — dust, vibration, and variable loads. DCS provides a full range of construction-rated engines from compact 4-cylinder units (Cummins 4BT, 75 kW) to heavy-duty 6-cylinder powerplants (QSX15, 447 kW), plus Komatsu SAA6D140E and Caterpillar C7/C13/C15 series. Our construction equipment clients span 50+ countries across infrastructure, civil engineering, and earthmoving applications.

Frequently Asked Questions

What construction equipment brands does DCS support?
DCS supplies engine parts for Komatsu (PC200-PC2000 excavators), Caterpillar (320-390 excavators, D6-D11 dozers), Hitachi (EX series), and various equipment powered by Cummins and Perkins engines.
Can DCS supply parts for older construction equipment models?
Yes. We maintain cross-reference databases for legacy models and can source parts for engines dating back 15+ years, including Cummins 6BT/6CT, Caterpillar 3306/3406, and Komatsu S6D125 series.

Need Parts for Your Equipment?

Tell us your equipment model and application — we'll recommend the right engine parts.

Get a Quote
Construction Equipment Engines | Dieselcore Supply