The Husqvarna 581721913 Crankcase Assembly is a genuine OEM component designed for the K760II and K760 power cutters. As the structural core of the engine, this assembly is built to Husqvarna's exact tolerances, ensuring every internal component seats and seals correctly from day one. This Crankcase Assembly is a direct OEM replacement, confirming compatibility with K760II and K760 power cutters without the guesswork. DHS Equipment supplies this part to help keep your equipment running at full capacity.
Key Features
- Genuine OEM Structural Integrity — Cast and machined to Husqvarna's original specifications, ensuring correct bore geometry, bearing seat dimensions, and sealing surfaces that aftermarket housings may not replicate.
- Direct Engine Rebuild Fit — Engineered as a drop-in replacement for the K760II and K760, aligning with all original mounting points, cylinder interfaces, and internal bearing journals.
- K760II and K760 Compatibility — Confirmed fitment for both K760II and K760 power cutters, covering the core platform used across a wide range of professional cutting applications.
- Restored Engine Foundation — A crankcase in proper condition maintains crankshaft alignment and oil retention, directly supporting consistent power delivery and engine longevity through demanding cut cycles.
- Fuel and Oil Seal Compliance — The precision-machined mating surfaces of this assembly support correct gasket and seal compression, reducing the risk of fuel or oil migration that can compromise engine safety and performance.
The crankcase is the structural foundation of the power cutter's engine, housing the crankshaft, bearings, and internal oil passages that keep all moving parts lubricated and aligned. It holds the cylinder, carburetor side, and ignition components in their correct positions relative to one another, so any distortion, cracking, or wear in this housing directly affects the engine's ability to run smoothly and safely. When the crankcase is damaged or compromised, symptoms can range from oil leaks and loss of compression to bearing failure and catastrophic engine damage — making timely replacement with a correct OEM part essential to restoring reliable operation.
Part Details
| Part Number | 581721913 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Crankcase Assembly |
Compatibility & Fitment
| Name | Model |
|---|---|
| Power Cutter | K760II |
| Power Cutter | K760 |
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.
