High Quality New Excavator Diesel QSC ISC QSL ISL Engine Cylinder Head 3969725

Keywords: 3969725 cylinder head, QSC ISC QSL ISL engine cylinder head, diesel engine spare parts, excavator construction machinery replacement parts

Product Overview

Cylinder Head Part No.3969725 is a core assembly for QSC, ISC, QSL, ISL diesel engines. It accommodates intake & exhaust valves, fuel injectors and cooling channels, sealing the top of cylinder block to form combustion chamber. It undertakes high temperature and pressure during engine operation. Made of premium cast alloy with precise CNC machining and strict pressure testing, it delivers reliable sealing performance and long service life. Widely used for excavators and construction machinery engine overhaul and repair.

Detailed Specifications

Key Features & Advantages

• Premium alloy cast material, high strength and thermal stability.
• CNC precision machining, accurate hole position and flatness.
• Strict hydraulic pressure test to avoid air and water leakage.
• Excellent heat dissipation, reduce thermal deformation under heavy duty.
• Direct replacement, fits perfectly for engine rebuild.

Application Scope -

Fit Equipment: Excavators and construction machinery equipped with QSC, ISC, QSL, ISL diesel engine - Widely used for machinery repair shops, engine rebuilding factories and heavy-duty equipment overhaul services.

Our Company Advantage

We are professional supplier of full-range construction machinery spare parts, supplying engine parts, hydraulic parts, electrical parts, seal kits and complete overhaul kits. - Large ready stock for various machinery spare parts - Factory-direct wholesale competitive price - Mixed-order & one-stop spare-parts procurement supported - Professional part-number matching technical support service

Packaging & Shipping -

Shock-proof inner packing + export neutral carton, prevent collision damage during long-distance transportation - Multiple shipping options: sea freight, air freight, international express for small trial orders - Export documents such as Commercial Invoice, Packing List can be provided.

Contact Us

If you need more excavator spare parts or other construction machinery replacement components, please send your parts list to us. We will offer our best quotation for you quickly.