Perkins original  174-7527 Fuel Injector Replacement for 3126 C7 3408 3412 3406E C15 C18 Engine 173-9267 173-9268 174-7526 174-7528 179-9380 222-5967 original new injector

The Perkins 174-7527 diesel fuel injector is an OEM-specification HEUI unit injector engineered for the Perkins 3126, 3126B, and 3126E engine platforms. Manufactured from hardened alloy steel with precision-ground and heat-treated internal components, the injector is finished with corrosion-resistant coatings to ensure reliable performance in demanding industrial, construction, mining, generator, and agricultural operating environments. It is designed to withstand extreme injection pressures, high cylinder temperatures, and continuous duty cycles commonly encountered in heavy equipment applications.

This injector delivers OEM-calibrated fuel metering, high injection accuracy, and superior atomization, which collectively contribute to lower fuel consumption, reduced smoke emissions, and improved cold-start behavior. Each unit undergoes rigorous quality control including flow testing, spray pattern analysis, solenoid testing, leak testing, pressure testing, and durability verification, ensuring consistent performance and long service life under harsh field conditions.

The 174-7527 cross-references with 20R-0758, 174-7526, 232-1175, 232-1183, 232-1173, 232-1168, 10R-1262, and 138-8756, providing flexible replacement options for fleet operators, distributors, and service workshops across North America, Europe, Asia-Pacific, the Middle East, Africa, and Latin America. Proper installation following Perkins torque specifications, along with the use of clean diesel fuel, OEM-quality filters, and routine water-separator draining, helps maintain injector performance and extend engine longevity.