506 09 90 01 Piston Kit for Partner Husqvarna K650 K700 50mm

Product Overview

This piston kit is a direct replacement for Partner and Husqvarna K650 and K700 cut-off saws. Designed to restore compression and power, this piston kit includes the piston, rings, and wrist pin. It is ideal for professionals maintaining concrete cutting equipment in demanding job sites.

Key Features & Performance

• Precision-machined 50mm piston for accurate fitment
• Includes piston rings and wrist pin for a complete replacement
• Matches OEM dimensions and tolerances
• Restores engine compression and cutting performance
• Durable construction suitable for heavy-duty use

Fitment & Compatibility

• Husqvarna K650 cut-off saw
• Husqvarna K700 cut-off saw
• Partner equivalent models

Common Uses

• Rebuilding engines on concrete cut-off saws
• Restoring performance in gas-powered demolition tools
• Replacing worn pistons on Partner and Husqvarna equipment

Technical Specifications

• Part Number(s): 506 09 90-01
• Piston Diameter: 50mm
• Included Components: Piston, rings, wrist pin

Frequently Asked Questions

Q: Is this piston kit compatible with Husqvarna K750 models? A: This kit is specifically designed for K650 and K700; the K750 uses a different piston size and should not be substituted.

Q: Do I need to replace the cylinder as well when installing this piston? A: Typically, if the cylinder bore is within specification, you can reuse it; always measure for wear and honing if necessary.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.