The Wacker Neuson is a genuine OEM Cylinder Assembly designed for the GP3800A and GP3800 series portable generators. As a direct OEM replacement, this part is produced to the same specifications as the original component installed at the factory, ensuring proper fit and function across all covered configurations — including standard, premium, and wheel kit variants. The is confirmed to fit a wide range of GP3800A and GP3800 machine configurations, covering EPA- and CSA-compliant units alike.
Key Features
- Genuine OEM Construction — Manufactured to original Wacker Neuson tolerances, with correct bore geometry and wall thickness critical for maintaining compression integrity in the GP3800-series engine.
- Drop-In Engine Replacement — Designed to align with the existing piston, rings, and head gasket assembly on GP3800A and GP3800 generators, so installation follows standard engine rebuild procedures without adaptation.
- Broad GP3800 Series Coverage — Fits standard Portable Generator, Premium Portable Generator, and Wheel Kit configurations across both GP3800A and GP3800 model lines, including EPA and CSA variants.
- Compression and Power Output Restored — A worn or damaged cylinder causes loss of compression, rough running, and reduced electrical output. Replacing it with part 5000162611 restores the engine's ability to deliver consistent power to connected equipment.
- Fuel System Integrity — Correct cylinder-wall sealing prevents blow-by, which can contaminate the crankcase oil and lead to accelerated wear of internal engine components — making timely cylinder replacement essential for engine longevity.
The cylinder assembly is the core structural component of the engine's combustion chamber. It houses the piston and guides its travel during intake, compression, combustion, and exhaust strokes — directly determining how efficiently the engine converts fuel into mechanical energy to drive the generator. Over time, cylinder walls can wear, score, or develop cracks that compromise the seal between the piston rings and the bore wall. When this happens, compression drops, the engine struggles to reach full power output, oil consumption increases, and starting becomes difficult. Replacing the cylinder assembly with a correctly specified part like the Wacker Neuson 5000162611 is a fundamental step in any engine rebuild or overhaul on the GP3800A and GP3800 generator models.
Part Details
| Part Number | 5000162611 |
|---|---|
| Old Part Number | 0162611 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Cylinder Assembly |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Portable Generator | GP3800A | 5000620104, 5000620379, 5000620485, 5000620342, 5000620484, 5000620041, 5000620103, 5000620010 |
| GP3800A Generator, EPA | GP3800 | 5000620974, 5000620975, 5000620976 |
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.
