Product Specifications:
Engineered specifically for the relentless demands of deep excavation and heavy hauling, the 2530616 is a premium aftermarket Electronic Unit Injector (EUI). Precision-calibrated for the legendary CAT C15, C18, C27, and C32 heavy-duty engines (the massive powerplants driving the 385C/390D excavators and 735B/740B articulated trucks), this unit aggressively resolves critical power loss, excessive black smoke, and engine misfires under maximum hydraulic load. Featuring advanced internal flow dynamics, it ensures a true plug-and-play installation. Heavy equipment operators and fleet mechanics can completely bypass expensive dealership ECU calibration, instantly restoring peak hydraulic power and maximized earthmoving torque to keep critical mining and construction projects strictly on schedule.
📊 Part Number Cross Reference
(Data verified via global catalog search – Extensive Interchangeability)
| Manufacturer Ref (Bosch Style) | Original Equipment (CAT) |
| 2530616 | 253-0616 / 10R3265 |
| 10R-3265 | 244-7716 / 235-1402 |
🚛 Fits Applications (Engine & Vehicle)
(Verified application list)
| Make | Model / Application | Engine Size | Year | Engine Code & Specs |
| CAT | 385C, 390D, 374F L Excavators | Various | Various | C15 / C18 |
| CAT | 735B, 740B Articulated Trucks | Various | Various | C15 Engine |
| CAT | 826K, 836H Compactors & 24M Grader | Various | Various | C15 / C18 |
| CAT | Petroleum CX31 / TH35 | Various | Various | C15I |
👨🔧 Tech Notes & Installation Guide (FAQ)
Q: Why should I replace the full set of 6 or 12 injectors on my C15 / C18 / C32 engine?
A: Operating heavy construction equipment with a failing unit injector causes severe uneven fuel distribution and dangerous cylinder washing. This leads directly to violent engine shaking under heavy hydraulic loads, increased DPF clogging, and a critical loss of digging and hauling power. We highly recommend utilizing our Volume Discounts to install a fully synchronized set of 6 or 12 units (depending on your specific engine block) to ensure perfectly matched cylinder firing and restore maximum factory torque.
Q: Does the 2530616 injector require IMA coding?
A: No. This unit is strictly calibrated on advanced DCI test benches to perfectly match official OEM nominal flow data. Because its physical delivery quantities are tightly controlled within standard factory tolerances, your heavy equipment’s ECU will utilize its built-in self-adaptive learning (fuel trim) to automatically synchronize the injection. You get a true plug-and-play installation without needing manual dealer trim code entry.
Q: What is the critical cleaning step before installation?
A: Construction and mining environments expose fuel systems to extreme dust and abrasive silica contaminants. You must thoroughly flush the entire high-pressure fuel rail system and install brand-new OEM-spec fuel filters before cranking the engine to prevent immediate internal valve scoring and firmly protect your warranty.
🔍 Explore More Heavy Duty Parts:
-
Looking for more options? Browse our complete selection of Fuel Injectors & Pumps.
-
Keep your fleet running smoothly with our premium Engine Components.
⚖️ Legal Disclaimer
Part numbers, OE numbers, and brand names mentioned above are for reference and identification purposes only. This product is a compatible aftermarket replacement part and is NOT manufactured, sponsored, or affiliated with the original equipment manufacturers.








Reviews
There are no reviews yet.