The Wacker Neuson Flywheel is a genuine OEM component designed for the HSH350 Hydronic Surface Heater and E1100 Ground Heater series. As a direct OEM replacement, this flywheel is manufactured to the same specifications as the original part, ensuring proper fit and function within the engine assembly. Verified fitment covers the HSH350 and E1100 surface heater models, making part number the correct choice when servicing these machines.
Key Features
- Genuine OEM Construction — Manufactured to original design tolerances, delivering the correct mass and balance profile required for stable engine operation in hydronic and ground heating equipment.
- Direct Drop-In Replacement — Matches the original mounting configuration and hub geometry, allowing straightforward installation without machining or adaptation to the crankshaft interface.
- Confirmed Fitment — Compatible with HSH350 Hydronic Surface Heaters and E1100 Ground Heaters, including both standard and 50Hz DG surface heater configurations.
- Consistent Engine Timing and Smooth Operation — A correctly functioning flywheel maintains steady rotational momentum and accurate ignition timing; a worn or damaged unit can cause rough running, misfiring, or hard starting.
- Ignition System Integrity — The flywheel carries the magneto trigger magnets; using the correct OEM part preserves proper spark timing and prevents damage to the ignition module.
The flywheel is a rotating mass mounted to the engine crankshaft that stores rotational energy between power strokes, smoothing out engine operation and maintaining consistent RPM under load. In heating equipment like the HSH350 and E1100, the flywheel also houses the magnets that trigger the ignition system, making it a critical component for both engine performance and reliable starting. A cracked, damaged, or out-of-balance flywheel can result in rough running, ignition failure, or difficulty starting the heater — issues that become critical when the machine is deployed for cold-weather concrete curing or ground thawing applications.
Part Details
| Part Number | 5200007493 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Flywheel |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Hydronic Surface Heater | HSH350 | 5000620254, 5200001677 |
| E1100 GROUND HEATER | E1100 | 5000620172, 5200001676 |
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.
