Echo a021000840 Carburetor WYJ-316 Small Engine Part

Product Description

The ECHO a021000840 is a WYJ-316 carburetor designed as a direct replacement component for compatible ECHO small engine power equipment. The carburetor meters the fuel-air mixture delivered to the engine, directly affecting starting performance, idle stability, and throttle response. This part is intended for installation by qualified small engine technicians or experienced power equipment service professionals familiar with two-cycle or four-cycle engine fuel systems.

This carburetor is suited for use in residential and light commercial lawn and garden applications where ECHO power equipment is in service. Typical installation scenarios include routine carburetor replacement due to wear, varnish buildup from stale fuel, or diaphragm failure that prevents reliable engine operation. Refer to the equipment service manual to confirm this part number before installation.

Key Features

• OEM part number a021000840 ensures direct-fit replacement for applicable ECHO equipment
• WYJ-316 carburetor designation identifies the specific Walbro-style diaphragm carburetor model
• Designed to restore proper fuel metering, idle, and throttle response
• Intended for small engine lawn and garden power equipment applications

Compatibility

Designed as an OEM-style replacement carburetor for compatible ECHO lawn and garden power equipment. Confirm fitment using the ECHO parts lookup with model and serial number before ordering.

Installation Notes

Installation should be performed by a qualified small engine technician. Shut off the fuel supply and allow the engine to cool completely before removing the carburetor. Disconnect the spark plug wire to prevent accidental starting during service. Follow the applicable equipment service manual for torque sequences and linkage routing specific to the unit.

Technical Specifications

• Carburetor Model: WYJ-316
• Part Type: Carburetor

Standard Information

• Brand: ECHO
• Manufacturer Part Number: a021000840