Husqvarna 578243306 Metering Lever Spring – Genuine OEM Replacement Lawn & Garden Equipment Carburetor Component

Part Number: 578243306
Category: Lawn & Garden Equipment Replacement Parts
Type: Genuine OEM Replacement Lawn & Garden Equipment Carburetor Component

The Husqvarna 578243306 Metering Lever Spring is a genuine OEM replacement carburetor component designed for compatible Husqvarna lawn and garden equipment. This small but essential spring works with the carburetor's metering lever and diaphragm system to help regulate fuel delivery, supporting proper fuel metering and consistent engine performance.

Image shown for illustrative purposes only

Product Specifications

• Part Number: 578243306

• Brand: Husqvarna

• Product Type: Metering Lever Spring

• Component Type: Carburetor Fuel Metering Component

• Application: Carburetor Metering Lever Assembly

• System: Engine Fuel System

• Equipment Type: Lawn & Garden Equipment

• OEM Status: Genuine OEM Replacement Part

• Condition: New

Features & Benefits

• Genuine OEM Husqvarna metering lever spring

• Designed for compatible Husqvarna lawn and garden equipment carburetors

• Helps maintain proper tension within the carburetor metering lever assembly

• Supports controlled operation of the fuel metering needle

• Works with the metering diaphragm and lever to regulate fuel delivery

• Helps maintain consistent fuel metering during engine operation

• Replaces worn, weakened, broken, damaged, or missing springs

• Supports reliable engine starting and smooth running when properly installed

• Helps restore proper carburetor operation when spring-related problems occur

• Suitable for carburetor rebuilding, servicing, and fuel system maintenance

• Important replacement component for maintaining dependable engine performance

Applications

• Husqvarna lawn and garden equipment

• Compatible diaphragm-type carburetors

• Carburetor metering lever assemblies

• Carburetor rebuilding and repair

• Fuel metering system maintenance

• Small gasoline engine servicing

• Replacement of worn or damaged metering lever springs

• Engine fuel system troubleshooting and maintenance

Important Notes

• Verify part number 578243306 before ordering

• This is a metering lever spring, not a complete carburetor assembly

• Compatibility varies by equipment model and carburetor configuration

• Confirm fitment using the equipment model, product number, and carburetor parts diagram

• Verify the carburetor manufacturer and model before ordering

• Metering lever springs may differ in size, tension, and operating characteristics between carburetor models

• Use the correct spring specified for the carburetor to maintain proper fuel metering

• Inspect the metering lever, needle valve, diaphragm, and related components during replacement

• Follow the carburetor manufacturer's specifications for metering lever height and spring installation

• Use caution when handling small carburetor springs to prevent loss or damage

• Shut down the engine, allow it to cool, and secure or drain the fuel supply before performing service

• Work in a well-ventilated area away from sparks, flames, and other ignition sources

• Professional carburetor servicing may be recommended when precise adjustments are required