Home Products

TG-A0021361 Fuel Injector 4326640 4984457 for Cummins QSK78 Diesel Engine | Heavy-Duty Replacement

3 Reviews

Add Your Review

US$2,810.00

ITEMNO： TGA0021361

IN STOCK

BUY NOW ADD TO CART

Good Packaging

Safe Payment

100k+ Customers Top Choice

1 Year Warranty

90-Day Return

24/7 Service

TAGS：

Product Details Product Highlights Shipping

PRODUCT DETAILS

TG-A0021361 Fuel Injector 4326640 4984457 for Cummins QSK78 Diesel Engine | Heavy-Duty Replacement

Product Description

The TG-A0021361 Fuel Injector is a high-quality heavy-duty replacement designed for the Cummins QSK78 diesel engine.

This injector replaces 4326640 and 4984457 and is designed to provide precise fuel delivery and consistent fuel atomization. It helps support efficient combustion, stable engine operation, and reliable performance during continuous high-load operation.

Built for demanding industrial environments, this fuel injector is suitable for mining, marine, oilfield, and power generation applications using compatible Cummins QSK78 engines. Its high-strength, corrosion-resistant construction provides a practical replacement solution for fuel system repair and maintenance.

Please verify the original part number and engine model before ordering to ensure proper compatibility.

Product Specifications

Property	Value
Product Model	TG-A0021361
Product Name	Fuel Injector
Quantity	1PCS
Main Part Numbers	4326640 / 4984457
Compatible Brand	Cummins
Compatible Engine	QSK78
Fuel Type	Diesel
Product Type	Heavy-Duty Diesel Fuel Injector
Construction	High-Strength, Corrosion-Resistant Materials
Condition	Brand New
Replacement Type	OEM-Compatible Replacement
Application	Mining / Marine / Oilfield / Power Generation
Package Quantity	1 × Fuel Injector
Product Weight	1.8 kg

OEM / Cross Reference Numbers

Brand / Category	Part Number
Cummins	4326640 / 4984457

Compatible Engines

Engine Brand	Compatible Engine Model
Cummins	QSK78

Compatible Applications

Application Category	Compatible Applications
Mining Equipment	Heavy-duty mining machinery powered by Cummins QSK78 engines
Marine Equipment	Marine diesel engine applications using compatible QSK78 engines
Oilfield Equipment	Oilfield machinery requiring compatible Cummins QSK78 fuel injectors
Power Generation	High-load generator and power generation systems using QSK78 engines
Engine Maintenance	Fuel injector replacement, fuel system service, and engine repair

Packing / Weight / Package Information

Property	Details
Package Quantity	1PCS
Net Weight	1.8 kg
Gross Weight	To Be Confirmed
Carton Size	To Be Confirmed
Package Volume	To Be Confirmed
Package Contents	1 × Fuel Injector
Packing Method	Protective Packaging + Carton

PRODUCT HIGHLIGHTS

Product Highlights

Precision Fuel Delivery	Heavy-Duty Construction	Wide Industrial Applications
Designed to support consistent fuel atomization and efficient combustion	High-strength, corrosion-resistant construction for demanding environments	Suitable for mining, marine, oilfield, and power generation equipment
Helps support stable performance during continuous high-load operation	Direct replacement for 4326640 / 4984457	Designed for compatible Cummins QSK78 diesel engines

SHIPPING

Item Details

Processing Time Orders are processed within 1-3 business days after payment confirmation

Shipping Methods DHL/UPS/ FedEx/ TNT/ Air Freight/ Sea Freight

Estimated Delivery Time Express shipping: 3-7 business days, depending on destination

Packaging Export-standard cartons with protective inner packing

Tracking Tracking number will be provided once the order is shipped

Shipping Cost Calculated based on weight, dimensions, and destination

Need Help?

Our product experts will respond to your email within 24 business hours.

Question *

Name *

Email *

Verification code *

WARRANTY POLICY

All new aftermarket parts come with a 1-Year warranty. Quality is the first thing we consider. Check out our Warranty Assistance for more details.

SHIPPING POLICY

We offer express and standard shipping options to ensure your off-road machine gets back in action—fast and reliably. For more details, please visit our Shipping Policy .

EASY RETURN POLICY

We prioritize your satisfaction. If your order doesn't meet your expectations within 90 days, you may be eligible for a refund. See our Easy Return Policy for details.

PRODUCT RECOMMENDATION