The Wacker Neuson Exhaust Valve Seat is a genuine OEM component designed for the RT82-SC and RT56-SC remote-controlled vibratory trench rollers and the LTC4L light tower series. As a direct manufacturer-sourced part, the meets the exact dimensional and material standards set at the factory, ensuring a correct fit within the engine's cylinder head. Cross-reference your model and serial number before ordering to confirm this exhaust valve seat matches your specific machine configuration.
Key Features
- Precision-Ground Seat Surface — Manufactured to exact OEM tolerances, ensuring a proper valve-to-seat contact pattern and a gas-tight exhaust seal.
- Genuine Wacker Neuson OEM Part — Sourced directly from Wacker Neuson, this part carries the same material grade and hardness spec as the original component installed at the factory.
- Broad Fitment Across Two Machine Families — Compatible with RT82-SC and RT56-SC vibratory trench rollers as well as LTC4L light towers, making it a useful stocking part for fleets running both machine types.
- Critical to Engine Compression and Efficiency — A correctly seated exhaust valve maintains combustion chamber integrity; a worn or damaged seat leads to compression loss, overheating, and power drop-off.
- Exhaust System Safety — A failed valve seat can allow combustion gases to bypass the valve head, creating elevated exhaust temperatures and potential engine damage; replacement restores safe operating parameters.
The exhaust valve seat is a hardened ring pressed into the cylinder head that provides the mating surface against which the exhaust valve closes after each combustion cycle. It maintains a gas-tight seal that keeps hot exhaust gases directed out through the exhaust port rather than leaking back into the combustion chamber. When the seat becomes worn, pitted, or cracked, the valve can no longer seal correctly, leading to compression loss, rough running, increased fuel consumption, and — if left unaddressed — serious engine damage.
Part Details
| Part Number | 5000159355 |
|---|---|
| Old Part Number | 0159355 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Exhaust Valve Seat |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Vibratory Trench Roller | RT82-SC | 5000009025 |
| Vibratory Trench Roller | RT56-SC | 5000009026 |
| Light Tower | LTC4L | 5000009311, 5000009375 |
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.
