Fuel Injector 4928421

Title: Fuel Injector 4928421 for cumm-ins Engine ISZ13 QSZ13 ISL9.5 6C8.3 ISL8.9 QSC8.3 Excavator Construction Machinery Replacement Spare Parts

Keywords: 4928421, fuel injector, 4928421 fuel injector, ISZ13 injector, QSZ13 injector, ISL9.5 6C8.3 ISL8.9 QSC8.3 injector, cumm-ins diesel injector, excavator engine spare parts, heavy‑duty machinery fuel injector, construction machinery replacement parts

🔹Product Overview

This fuel injector Part No.4928421 is a vital core fuel injection component compatible with cumm-ins ISZ13, QSZ13, ISL9.5, 6C8.3, ISL8.9, QSC8.3 diesel engines, widely applied on excavators, trucks and heavy‑duty construction equipment. It atomizes diesel fuel precisely and injects fuel into engine cylinders with accurate fuel delivery volume and injection timing, guaranteeing full fuel combustion, stable engine operation, reliable power output and reasonable fuel consumption. Damaged or aging fuel injector will cause insufficient power, higher fuel consumption, black smoke, rough idling, misfire and difficult startup. Our aftermarket fuel injector is strictly manufactured, assembled and bench‑calibrated following OEM technical standards for direct replacement.

🔹Product Specifications

🔹Key Features

✅ Manufactured strictly in accordance with OEM dimensions and calibration parameters, good compatibility for multiple cumm-ins engine models

✅ Premium precision internal components, outstanding fuel atomizing performance for high combustion efficiency

✅ Effectively reduce fuel consumption, minimize exhaust smoke and restore full engine power performance

✅ Each injector undergoes professional bench test for injection quantity, spray pattern and sealing property

✅ Solve common malfunctions: power shortage, black smoke emission, unstable idle speed, hard starting and engine misfire

✅ Complete assembled unit, direct fit installation without extra modification

✅ Lower equipment downtime for construction and transport jobsites

🔹Application Scope

Suitable for excavators, heavy trucks and engineering machinery equipped with cumm-ins ISZ13, QSZ13, ISL9.5, 6C8.3, ISL8.9, QSC8.3 engines. Perfect replacement for original defective fuel injector. Widely used for engine overhaul workshops, equipment maintenance centers and construction machinery spare‑parts wholesale suppliers.

🔹Our Advantages

We supply full range of excavator and construction machinery engine spare parts. All products go through strict inspection before packing. We support small sample orders and large‑volume wholesale orders. Fast delivery and professional pre‑sales & after‑sales technical support. If you require other spare parts for related engine models, please send us part numbers for quotation.

🔹Packaging & Shipping

• Packaging: Each fuel injector uses shock‑proof and dust‑proof inner protection, packed in standard export carton. Custom wooden case is available for bulk orders to avoid damage during long‑distance sea transit. Anti‑rust treatment for overseas shipment.
• Shipping Methods: Support DHL/FedEx/UPS/TNT express, air freight, sea freight, LCL & FCL.
• Lead Time: 1‑3 working days for in‑stock goods; 7‑15 working days for out‑of‑stock bulk orders.
• Loading Port: Major ports in China, shipment can be arranged via customer‑designated freight forwarder.

🔹Contact Us

1. Please send your inquiry with part number, machine model, quantity and your special requirements, we will reply you within 24 working hours.
2. OEM & customized service are available for large‑volume orders.
3. Professional technical support for parts matching confirmation and installation guidance.
4. Welcome machinery dealers, repair shops and trading companies to establish long‑term cooperation.