The Multiquip 8973777891 is a genuine OEM Turbocharger Assembly 4BG1 TRD04 designed for the DCA70USI ultra-silent diesel generator. As a factory-sourced component, this assembly is manufactured to the exact specifications of the original unit, ensuring a correct installation with no guesswork. Sourced directly through Multiquip's authorized parts network, the part is the right choice when restoring full power output and performance to your DCA70USI generator. DHS Equipment stocks this part to get your machine back in service fast.
Key Features
- Genuine OEM Turbocharger Precision — Manufactured to exact Isuzu 4BG1 engine tolerances, ensuring correct boost pressure output and proper fitment to the turbo mounting flange on the DCA70USI.
- Direct-Fit Replacement — Matches the TRD04 turbocharger specification originally installed, allowing a straightforward swap with existing hardware and exhaust connections.
- Confirmed Fitment for DCA70USI — Engineered specifically for the Multiquip DCA70USI ultra-silent diesel generator powered by the Isuzu 4BG1 engine.
- Restores Full Generator Output — A worn or failed turbocharger causes loss of power, excessive smoke, and elevated engine temperatures; replacing it with part 8973777891 returns the generator to its rated output capacity.
- Fuel Efficiency and Clean Operation — A properly functioning turbocharger maintains the correct air-to-fuel ratio in the 4BG1 engine, supporting efficient combustion and reducing exhaust emissions during operation.
A turbocharger uses exhaust gases from the engine to spin a turbine that forces additional compressed air into the combustion chamber, allowing the engine to burn more fuel and produce more power from the same displacement. On a diesel generator like the DCA70USI, the turbocharger is critical to maintaining stable voltage output and handling load demands efficiently. When the turbocharger fails — through bearing wear, seal failure, or damage to the turbine wheel — the engine loses boost pressure, resulting in visible black or blue smoke, sluggish response under load, overheating, and a significant drop in generator output.
For questions about this part or to confirm fitment for your specific unit, contact the DHS Equipment parts team for assistance.
Part Details
| Part Number | 8973777891 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Turbocharger Assembly 4BG1 TRD04 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA70USI |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
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