The Wacker Neuson Exhaust Rocker Arm is a genuine OEM component designed for the HIF690 indirect air heater. Sourced directly from Wacker Neuson, this part matches the original specification exactly, making it a direct swap for the worn or damaged rocker arm in your unit. If your HIF690 is running rough, losing heat output, or exhibiting valve train noise, replacing the exhaust rocker arm with part is the correct service path.
Key Features
- OEM Valve Train Geometry — Manufactured to the original rocker arm profile and dimensions, ensuring correct valve lift and exhaust timing are maintained without guesswork.
- Direct Drop-In Installation — Mounts to the existing rocker shaft and retains the factory hardware, so no machining or adaptation is needed during installation.
- Confirmed HIF690 Fitment — Verified for the Wacker Neuson HIF690 indirect fired air heater series, giving you confidence you're ordering the right part the first time.
- Restores Proper Exhaust Valve Operation — A worn exhaust rocker arm causes inconsistent valve actuation, leading to poor combustion, reduced heat output, and rough running — this OEM replacement brings operation back to spec.
- Genuine Wacker Neuson Part — Carrying the authentic part number 5100029452, this component meets the same material and hardness standards as the part that left the factory, supporting long service intervals.
The exhaust rocker arm is a key part of the engine's valve train, sitting between the camshaft and the exhaust valve. As the camshaft lobe rotates, it pushes the rocker arm, which in turn opens the exhaust valve to release combustion gases from the cylinder. If the rocker arm wears, cracks, or loses proper contact with the valve stem, exhaust gases cannot escape cleanly — resulting in misfiring, lost power, excessive heat buildup, and potential engine damage over time. Keeping this component in good condition is essential to maintaining consistent combustion and reliable heater performance on the job.
Part Details
| Part Number | 5100029452 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Exhaust Rocker Arm |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HIF690 | HIF690 | 5100047562 |
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.
