309 Machine M10 Decompression Valve Plug

Upgrade or replace your factory decompression valve with this high-quality Performance By 309 M10 Decompression Valve Plug. Designed for reliability and durability, this plug eliminates common failure points found in OEM decompression systems.

Precision-machined from 6061 aluminum and finished with a sleek black anodized coating, it’s built to perform while adding a clean look to your engine.

Features:

• Fits most STIHL and Husqvarna models (M10 thread)
• Eliminates potential decompression valve failure
• Made from 6061 aluminum
• Type 2 Anodized 
• Includes copper crush washer for proper sealing
• Lightweight, durable, and corrosion-resistant
• Clean hex design with “Performance By 309” branding

Installation:

• Easy install using a 13mm socket
• Torque to ~20 Nm (15 lb-ft)

What’s Included:

• (1) M10 Decompression Valve Plug
• (1) Copper crush washer