Walbro 98-3216-7 Spring Idle Adjust Screw

Product Description

The WALBRO 98-3216-7 is a spring idle adjust screw designed for use in small-engine carburetors manufactured by Walbro. This component controls the tension on the idle adjustment circuit, allowing a technician to set correct idle speed and mixture stability on small displacement engines. It is a direct OEM-style replacement part sourced from the original manufacturer, making it a reliable choice for restoring carburetor function to factory specification. Small-engine service technicians and equipment repair professionals typically install this part during carburetor rebuilds or idle performance corrections.

This spring idle adjust screw is suited for small-engine applications including lawn mowers, string trimmers, blowers, chainsaws, and other outdoor power equipment that use Walbro carburetors. It is commonly required during carburetor overhaul procedures when the original screw shows wear, corrosion, or loss of spring tension that affects idle quality. Service shops performing seasonal tune-ups or carburetor restoration work on handheld and walk-behind equipment will encounter this part regularly.

Key Features

• OEM Walbro replacement part ensuring factory-correct fit and function
• Restores proper idle adjustment capability to Walbro carburetors
• Designed for small-engine carburetor applications in lawn and garden equipment
• Compact component suitable for use during full carburetor rebuild or targeted idle repair

Compatibility

Designed as an OEM-style replacement idle adjust screw for Walbro carburetors used in small-engine lawn and garden power equipment.

Installation Notes

Installation should be performed by a qualified small-engine technician. Shut down and allow the engine to cool completely before servicing the carburetor. Use appropriate small-engine carburetor tools to seat the screw without overtightening, which can damage the soft carburetor body. Follow the equipment manufacturer's service manual for idle adjustment procedure after installation.

Technical Specifications

• Part Type: Spring Idle Adjust Screw

Standard Information

• Brand: WALBRO
• Manufacturer Part Number: 98-3216-7