Place of Origin:
China
Brand Name:
Cum-mins
Model Number:
3537288
The HX40W wastegated turbocharger serves the Cummins 8.3 litre 6CT, 6CTA and 6CTAA engine family across truck, coach, industrial generator and hydraulic excavator duty. This listing covers the quoted number 3537288 (house build 3537288H), the assembly number 3536404 (bus build 3536405) and the neighbouring 3537287 unit, giving buyers a single reference point for the whole charger cluster.
| Product Name | Turbocharger Assembly |
|---|---|
| Charger Frame | HX40W, wastegated |
| Quoted Number | 3537288, with 3537288H as the house build |
| Assembly Number | 3536404, with 3536405 as the bus build |
| Engine Family | 6CT, 6CTA and 6CTAA at 8.3 litres |
| Ratings Referenced | C260 and C300 industrial, and a truck rating near 221 kW |
| Machine Fitment | PC300-7 and PC300LC-7 on the six cylinder machine engine |
| Turbine Housing | Differs between truck and machine builds, flange faces included |
| Boost Control | Wastegate with a preset arm |
| Freight | Foam cradle, ports capped, arm secured |
| One Letter, Two Behaviours | The wastegated frame answers to a W, and its fixed sibling sits in a neighbouring figure block, so a buyer who drops the letter receives a charger that cannot regulate its own boost. |
|---|---|
| Sub Number Against Assembly | The quoted figure identifies a build inside a family, while the assembly number identifies the complete article, and quotations routinely mix the two without saying which is being priced. |
| Bus And Truck Side By Side | Two six digit neighbours differ only in the last place, and one covers a coach installation with a different housing angle, so a listing that carries both is telling the buyer nothing about what will arrive. |
| Four Duties, One Frame | Truck, coach, industrial set and hydraulic machine all draw on this frame, and each one asks a different question of the turbine, which is why the same casting carries several numbers. |
| Rating Band | The block is quoted from about one hundred and ninety kilowatts up to the three hundred horsepower mark, and the charger follows the rating rather than the displacement. |
| Machine Variant | The excavator installation lists the same frame against its own engine code, and the manifold and outlet orientation follow the machine rather than the truck. |
A charged air cooled build and a plain build of the same block run different boost targets, so the charger from one fitted to the other produces either a lazy machine or a hot one.
A turbine housing from the wrong duty bolts up and then moves the whole operating range, which reads as a fuelling fault rather than a charger fault.
Shortening the wastegate arm to recover lost boost hides a blocked intercooler or a torn inlet hose, and the over speed that follows ends the wheel.
The feed union holds a screen that fills with carbon on a high hour engine, and a new unit run on a blocked screen fails before the first service.
Wastegate actuator, cartridge, turbine housing, inlet gasket, exhaust gasket, oil feed line, drain pipe and intercooler hose.
At least a dozen, because the family was released across truck, coach, industrial and machine programmes, and each release added a figure. The plate on the old unit is the only reliable starting point.
The wastegate and its actuator. A fixed unit relies on housing size alone to limit boost, so the two are not interchangeable even where the flange pattern matches.
Because the engine was built to more than one emissions step over its production life, and the charger moved with it. The engine plate carries the step that decides which one applies.
The coach build of the assembly, not the truck one.
The two hundred and sixty and three hundred horsepower industrial ratings.
No, the boost control is not present.
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