Description
Product Overview:
Part Name: Fuel Injection Pump 5261583 / 5268997
Part Numbers: 5261583, 5268997
Vehicle Compatibility: Cummins: 4BT and 4BTA 3.9L engines (2000–2020) used in step vans, bread trucks, forklifts, skid steers, agricultural equipment, and generator sets producing 125–140 HP
Configuration: Aftermarket inline mechanical fuel injection pump designed to match Cummins 4BT/4BTA factory timing and flow rates
Function: Delivers precise high-pressure fuel to injectors for efficient combustion, maintaining engine torque, fuel economy, and reliability under heavy load conditions
Technical Specifications:
Type: Inline mechanical fuel injection pump
Operating Pressure: OEM-calibrated for Cummins 4BT 3.9L engines
Material: High-strength forged steel housing with hardened plungers and delivery valves
Application: Light commercial trucks, industrial equipment, and stationary engines powered by Cummins 4BT/4BTA
Installation: Direct-fit replacement with OEM-style fuel line connections and timing gear compatibility
Service Interval: Replace during engine overhaul or if hard starting, smoke, or injection timing issues appear
Delivery & Availability:
Stock Options: High-quality aftermarket fuel injection pumps available individually
Delivery Time: 3–7 days internationally
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