The Husqvarna 594643501 Piston is a genuine OEM component designed for the LG204, LG300, and LG164 reversible plate compactors. As a direct factory replacement, this piston is manufactured to the same specifications as the original part, ensuring a correct fit within the engine assembly. DHS Equipment provides this part to help keep your compaction equipment running at full capacity. Cross-reference part number 594643501 against your parts diagram to confirm fitment before ordering.
Key Features
- OEM-Spec Engine Tolerancing — manufactured to Husqvarna's original dimensional specifications, maintaining correct bore clearance and compression integrity within the engine.
- Direct Drop-In Replacement — engineered to install into the existing cylinder bore of compatible LG-series compactors without modification to surrounding components.
- Confirmed Fitment for LG-Series Compactors — compatible with the LG204, LG300, and LG164 reversible plate compactors, covering a range of mid-size compaction models.
- Restored Engine Compression — a correctly fitted piston maintains the compression needed for consistent ignition and full power output, directly affecting compaction force and machine performance.
- Fuel Efficiency and Engine Longevity — proper piston fit minimizes blow-by, preserving combustion efficiency and reducing wear on the cylinder wall over the service life of the engine.
The piston is a core reciprocating component inside the engine cylinder, responsible for compressing the air-fuel mixture and transferring combustion force to the crankshaft via the connecting rod. When a piston wears, becomes scored, or develops cracks, the engine loses compression, resulting in hard starting, reduced power output, and increased fuel consumption. Replacing a damaged piston with a correctly specified OEM part restores full combustion efficiency and protects surrounding engine components from secondary wear.
Part Details
| Part Number | 594643501 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Piston |
Compatibility & Fitment
| Name | Model |
|---|---|
| Compactor | LG204 |
| Compactor | LG300 |
| Compactor | LG164 |
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.
