The Husqvarna 544109304 Crankcase Assembly is a genuine OEM component designed for the K650 and K650CutnBreak power cutters. Sourced directly from Husqvarna, this assembly meets the exact engineering specifications of the original part, ensuring a correct, secure fit within the engine housing. This Crankcase Assembly is the right choice when restoring a K650 or K650CutnBreak power cutter to full working condition. DHS Equipment supplies this part to help keep your equipment running at peak performance.
Key Features
- Genuine OEM Structural Integrity — Manufactured to Husqvarna's original casting and machining tolerances, ensuring the crankcase halves seat and seal correctly around internal engine components.
- Direct Drop-In Replacement — Engineered to align with all original mounting points, bearing seats, and gasket surfaces on the K650 and K650CutnBreak, requiring no alteration to surrounding components.
- Confirmed K650 and K650CutnBreak Fitment — Verified for both the standard K650 and the K650CutnBreak power cutter variants, covering the full scope of this platform.
- Restored Engine Foundation — A sound crankcase provides the rigid, sealed housing that keeps the crankshaft, bearings, and internal assemblies properly supported under the high-vibration demands of power cutting work.
- Fuel System Integrity — As the structural enclosure for the engine's lower end, a correctly fitted crankcase assembly is essential to maintaining proper oil and fuel separation, preventing contamination and engine damage.
The crankcase assembly forms the structural core of the engine, housing the crankshaft, connecting rod, and bearings while providing the sealed environment needed for proper lubrication and combustion. On a handheld power cutter like the K650, the crankcase must withstand continuous vibration, heat cycling, and mechanical stress — a cracked, warped, or damaged crankcase will result in oil leaks, bearing failure, and ultimately engine seizure. Replacing a compromised crankcase assembly with a genuine OEM unit restores the structural foundation the entire engine depends on, bringing the cutter back to its original operating condition.
Part Details
| Part Number | 544109304 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Crankcase Assembly |
Compatibility & Fitment
| Name | Model |
|---|---|
| Power Cutter | K650 |
| Power Cutter | K650CutnBreak |
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.
