0445124019 Diesel Injector Repair Kit Engine Housing Custom Wholesale for QSB4.5 QSB6.7

Keywords: 0445124019 diesel injector, QSB4.5 QSB6.7 fuel injector repair kit, common rail injector housing, excavator diesel engine spare parts, construction machinery fuel system replacement components

Product Overview

Diesel Injector Repair Kit Part No.0445124019 is complete fuel injector assembly & repair housing kit specially developed for QSB4.5 and QSB6.7 diesel engines, widely applied on excavators and heavy‑duty construction machinery. It precisely atomizes high‑pressure diesel fuel into combustion chamber to guarantee stable engine power output. This injector repair kit solves common fuel system failures including poor atomization, fuel leakage, rough idle, insufficient power and excessive black smoke caused by worn or damaged original injectors. Every injector set undergoes strict high‑pressure sealing test and spray pattern inspection before packing and shipment.

Detailed Specifications

Key Features & Advantages

• High‑precision manufacturing process, excellent pressure‑resistance and sealing performance under high‑pressure common‑rail working conditions.
• Accurate fuel atomization effect, stable fuel injection volume, optimize combustion efficiency and reduce exhaust smoke emission.
• Complete repair housing kit structure, convenient for disassembly and overhaul work.
• Effectively eliminate fuel leakage, unstable idle speed, engine shaking and power shortage caused by defective original injectors.
• Fine surface treatment, anti‑corrosion, long service life for fuel system operation.
• Perfect fit for QSB4.5, QSB6.7 engine fuel system maintenance and overhaul projects.
• Effectively reduce maintenance cost for construction machinery fleets and repair workshops.

Application Scope

Fit Equipment: Excavators and heavy‑duty engineering machinery equipped with QSB4.5, QSB6.7 diesel engine ‑ Widely applied for engine repair shops, machinery fleets and wholesale aftermarket business.

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

Neutral brand export carton packaging, shock‑proof to protect precision injector parts 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.