The Wacker Neuson 5100033302 Cummins Engine is a genuine OEM powerplant designed for the G100 portable generator series. This is a direct OEM replacement sourced through Wacker Neuson's authorized parts program, covering the G100 Standard T4, G100 Cold Weather T4, G100 Custom T4, and G100 Mobile Generator configurations. As the heart of the G100 unit, this engine assembly ensures the generator delivers its full rated output and meets the emissions compliance requirements built into each T4-certified machine. Verify your machine number against the fitment list before ordering to confirm this is the correct assembly for your specific G100 configuration.
Key Features
- Genuine OEM Cummins Powerplant — sourced directly through Wacker Neuson's authorized parts program, ensuring the engine meets the exact displacement, output rating, and emissions calibration of the original unit.
- Covers Multiple G100 Configurations — fits the G100 Standard T4, Cold Weather T4, Custom T4, and G100 Mobile Generator variants across a wide range of machine numbers.
- Tier 4 Emissions Compliance — the Cummins engine assembly is factory-configured to satisfy Tier 4 Final emissions standards, keeping your generator street-legal and site-compliant where T4 equipment is required.
- Full Power Output Restored — a worn or failing engine causes voltage instability, output loss, and generator shutdown; replacing with the correct OEM assembly restores the G100's full rated electrical capacity.
- Complete Engine Assembly — supplied as a complete unit ready for installation into the G100 generator frame, eliminating the need to source individual sub-components separately.
The Cummins engine in the G100 generator is the prime mover that drives the alternator to produce electrical power. It governs the generator's output frequency and voltage by maintaining consistent engine speed under varying load conditions — if the engine surges, hunts, or loses power, the quality of the electrical output degrades and connected equipment is put at risk. In Cold Weather T4 configurations, the engine is also spec'd to start and run reliably in low-temperature environments; using a non-matching replacement in these variants can compromise both starting performance and emissions compliance.
Part Details
| Part Number | 5100033302 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Cummins Engine |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| G100 | G100 | 5100045086, 5100045498, 5100045499, 5100045554, 5100045555, 5100033310, 5100045553, 5100049837, 5100033311, 5100049836, 5100049835, 5100033312, 5100036307 |
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.
