The Cummins ISX fuel injector with part number 2894920 is used in both the Single Cam (CM870/CM871) and Dual Cam (CM2250/CM2350) versions of the ISX engine. Here’s what you need to know:

Key Details:

Part Number: 2894920

Application:

ISX Single Cam (CM870/CM871) – Early models (pre-2007)

ISX Dual Cam (CM2250/CM2350) – Later models (2007 and newer)

Type: Electro-hydraulic fuel injector

Common Rail System: Used in Dual Cam (CM2250/CM2350) engines

Replaces Older Part Numbers:

Some earlier injectors may have been superseded by this part.

Common Issues & Notes:

Failure Symptoms:

Hard starting

Misfires

Excessive smoke (white or black)

Poor fuel economy

Fault codes (e.g., Cummins fault codes 2216, 2341, 2342)

Testing: Requires Cummins Insite or specialized injector test bench.

Installation Tips:

Always replace copper crush washers (part number 3164045).

Torque to spec (typically 50-55 lb-ft).

Perform an injector cutout test if misfires occur after replacement.

What kind of CUMMINS fuel injector will you get from Rsolid ?

1. You’ll get it all with; 100% O-ring replacement for proper sealing, a new Actuator Assembly, Spill Valve, To top it off, every nozzle is tested for 100% proper fuel delivery. It just doesn’t get much better than that.

2. Meticulous testing? You got it! This injector goes through a strict reassembling and testing process for fuel delivery, injection pressure, and timing. If you want more power and reduced emissions, this is the way to go.

3.To put things in perspective, you’re getting proper fit and function because strict OE specifications are met.

There’s no doubt you’ll get exceptional quality and consistency. Why? Each injector is completely disassembled, components are cleaned, and lastly this bad boy is checked for wear and breakage. It comes from the reconstruction of China’s top fuel system OEM manufacturing factory, you can’t beat it .