Precision-Built Cummins ISC High Pressure Fuel Pump
Engineered for QSC8.3L diesel engines, this OEM-grade injection pump (4076442) ensures optimal fuel delivery with hardened steel internals and CNC-machined components. Features corrosion-resistant housing and ultra-fine micron filtration for extended durability in heavy-duty applications like construction, marine, and industrial machinery.
Direct Replacement with Enhanced Reliability
Seamlessly replaces stock pumps with improved tolerances (+/- 0.001") for consistent pressure control. Advanced laser-welded seals prevent leaks under extreme temperatures (-30°C to 120°C), ideal for off-road and cold-start conditions.
Batch-Tested for Peak Performance
Each unit undergoes 72-hour cycle testing to meet Cummins’ strict flow-rate standards (up to 2,500 psi). Compatible with biodiesel blends (B20) and engineered to reduce particulate emissions by 15% vs. aftermarket alternatives.
Global Stock, Wholesale Pricing
Shipped from bonded warehouses with full customs documentation. Bulk discounts available for fleet operators and distributors.