454‑5091 Diesel Fuel Injector For Cater-pillar C7.1 Engine 336D 320D2 E323D Excavator

Keywords: 454‑5091, 4545091, Fuel Injector, Diesel Injector Nozzle, C7.1 Engine Injector, Cater-pillar Excavator Spare Parts, 320D2 Fuel Injector

Product Overview

This high‑quality diesel fuel injector 454‑5091 is a core fuel‑supply component specially made for Cater-pillar C7.1 diesel engine fitted on excavators. It accurately atomizes high‑pressure diesel fuel and sprays fuel into engine combustion chamber at precise timing, ensuring full fuel combustion, stable engine power output and lower fuel consumption. This aftermarket replacement injector solves common failures of old injectors including weak engine power, excessive black smoke, rough idle, high fuel consumption, mis‑firing, injector leakage and fault codes. It is an essential spare‑part for engine overhaul and fuel system maintenance.

Detailed Specifications

Key Features & Advantages

• ✅ Exact OEM‑Matching Installation Fully consistent installation dimension, thread size and connector with original injector, direct replacement without modification.
• ✅ Precise Fuel Atomization & Stable Injection Performance High‑precision internal nozzle assembly, uniform fuel spray, good combustion efficiency, effectively reduce black smoke emission.
• ✅ High‑Wear‑Resistant Material Premium alloy steel internal components, strong resistance to high‑temperature, high‑pressure and diesel impurity abrasion, long‑term stable service life.
• ✅ Strict Multi‑Step Factory Quality Inspection Every fuel injector passes fuel flow testing, leakage inspection, injection pressure test and aging test before delivery.
• ✅ Cost‑Effective Engine Repair Solution Replace faulty injector timely to restore full engine power, save fuel cost and avoid secondary damage to engine cylinder components.

Application Scope

Compatible Equipment List:

• Cater-pillar C7.1 Diesel Engine
• Cater-pillar Excavator 336D
• Cater-pillar Excavator 320D2
• Cater-pillar Excavator E323D

Also fits other heavy‑duty machinery equipped with Cater-pillar C7.1 engine requiring part number 454‑5091.

Our Company Advantage

We are a professional supplier of comprehensive excavator and heavy‑duty machinery spare‑parts. We provide fuel injectors, fuel pumps, cylinder heads, piston kits, sensors, monitor displays, solenoid valves, hydraulic spare‑parts, full‑set engine overhaul kits and other spare‑parts for Cater-pillar, Komatsu, Isuzu, cumm-ins, Hitachi, Hyundai, Sany, Doosan and other well‑known machinery brands.

• Large ready‑to‑ship inventory for engine spare‑parts & fuel injectors
• Factory‑direct competitive wholesale price
• Mixed‑order & one‑stop spare‑parts procurement supported
• Professional part‑number matching technical support service

Packaging & Shipping

• Inner foam shock‑absorbing protection to protect precision nozzle core
• Outer reinforced export carton to avoid damage during long‑distance sea & land transport
• Multiple shipping options: sea freight, air freight, international express for small trial orders
• Export documents including Commercial Invoice, Packing List are available

Contact Us

If you require more Cater-pillar engine injectors, fuel system spare‑parts or other heavy machinery replacement parts, please send your parts list over to us. We will offer you our best quotation promptly.