Fuel Injector Compatible for Delphi Common Rail Diesel Fuel Injector E1 SE501959 , Heavy-Duty Injector compatible for John Deere Engines and Agricultural Machinery

The Delphi E1 SE501959 diesel fuel injector is a high-pressure common rail injector specifically designed for John Deere diesel engines, commonly found in agricultural, forestry, and construction equipment. This injector is part of the E1 injector family, delivering precision fuel metering for optimal engine efficiency and performance in harsh operating environments.

Equivalent / OEM Codes:

• Delphi: E1 SE501959

• John Deere OEM: SE501959

• Additional references: RE522694, RE529118, RE502725 (depending on model year and application)

Engine Compatibility:

• John Deere 6.8L PowerTech engines

• Models including 6068H, 6068T, and 6068HL

• Used in Tier 2 and Tier 3 emissions-compliant configurations

Compatible Equipment (examples):

• John Deere 6000 and 7000 Series Tractors

• John Deere forestry equipment (e.g. skidders, harvesters)

• John Deere construction equipment like graders, dozers, and loaders

• John Deere generators and industrial power units with 6068-series engines

Technical Notes:
This Delphi injector from the E1 common rail series delivers fuel at extremely high pressures to achieve efficient combustion, reduced emissions, and improved torque under load. It is designed for rugged field applications, with ECU injector coding often required during installation or replacement to ensure proper engine calibration and emission compliance.