Injector Sleeve 3417717 for Cummins Engine ISM ISM11 L10 M11 QSM11 X15 Doosan Wheel Loader MEGA 500-V TIER-II
This fuel injector is engineered as a direct replacement for the Cummins Engine ISM ISM11 L10 M11 QSM11 X15 Doosan Wheel Loader MEGA 500-V TIER-II. Manufactured to meet or exceed OEM specifications, it delivers reliable performance in demanding conditions. Each unit is tested for fuel flow, pressure rating, and durability before leaving the factory to ensure consistent quality across every order.
Vehicle Compatibility
| Application | Details |
|---|---|
| Cummins Engine ISM ISM11 L10 M11 QSM11 X15 | See product specifications |
| Doosan Wheel Loader MEGA 500 | V TIER-II Replacement Part Number: 3417717 Fit for |
| Cummins Engine: ISM CM570, ISM CM570/870, ISM CM875, ISM CM876, ISM CM876 E, ISM11 CM876 M103, ISM11 CM876 SN, L10 GAS, M11 CELECT, M11 CELECT PLUS, M11 MECHANICAL, QSM11 CM570, QSM11 CM876, QSM11 CM876 M101, QSM11 CM876 M102M, X15 CM2350 X116B Application:Fit for | See product specifications |
| Doosan Wheel Loader: MEGA 500 | V TIER-II |
Replaces OEM Part Numbers
3417717 • Cummins • Engine • CM570 • CM875 • CM876 • ISM11 • CELECT • MECHANICAL • QSM11 • M102M • CM2350
Signs You Need a Replacement
If your equipment is showing any of these symptoms, the injectors & nozzle may be the cause:
- Rough idle or misfire — Uneven fuel delivery from a worn injector causes the engine to shake at idle. On Doosan engines, this is often accompanied by a knocking sound under load.
- Black or white exhaust smoke — Black smoke means excess fuel; white smoke indicates incomplete combustion. Both point to injector spray pattern degradation.
- Loss of engine power — A single failing injector reduces cylinder output. Multi-cylinder engines lose noticeable power when one injector flows less than the rest.
- Increased fuel consumption — Poor atomization means the engine burns more fuel to produce the same power. Monitor your fuel burn rate as an early warning sign.
- Hard starting or no start — If the injector doesn’t deliver fuel on cranking, the cylinder won’t fire. This is especially common in cold weather with worn nozzles.
- Fuel in engine oil (dilution) — Fuel leaking past the injector seat seal contaminates the crankcase oil. If the oil level rises or smells of diesel, inspect the injectors immediately.
Replace as a Set
Replace all injectors as a set whenever possible. On Doosan engines, mixing old and new injectors creates uneven fuel delivery — the new injectors compensate for the worn ones, shortening their life. When installing, use new copper sealing washers and torque to the specification in the service manual. After installation, run the engine at idle for 5 minutes to bleed air from the fuel system, then check for leaks at each injector connection before putting the machine under load.
Frequently Asked Questions
Will this fit my Doosan ISM11?
Yes. This part is designed to fit the Doosan ISM11, L10, M11, QSM11 among other models listed in the compatibility table above. Verify your specific model and engine code before ordering to ensure the correct fit.
Can I cross-reference 3417717 with Cummins?
Yes. Both 3417717 and Cummins are interchangeable OEM numbers for this part. They refer to the same component with the same specifications, just different part number revisions.
How do I check if my engine code (ISM11, QSM11, CM570, CM875) matches?
The engine code is stamped on a metal tag attached to the engine block, usually near the timing belt cover or on the cylinder head. Compare the code you find with the list above. Engine codes are 3 to 6 characters long.
What are the common failure signs on a Doosan engine?
On Doosan engines, watch for black exhaust smoke under load, rough idle, misfire codes (P0300 series), and loss of power. A single failing injector can reduce engine output by up to 25%. If you notice fuel in the engine oil, the injector seat seal is likely compromised.
Reviews
There are no reviews yet.