Yamaha 6H4-W0093-03 Carburetor Repair Kit

Description:

The Yamaha 6H4-W0093-03 Carburetor Repair Kit is a fuel system service kit used in marine outboard engine carburetor assemblies. Commonly installed in Yamaha 40HP and 50HP 2-stroke outboard engines to restore proper air-fuel mixture and fuel delivery performance. Maintenance teams and marine technicians use this kit for repair, rebuild, and replacement of worn carburetor components.

Applications:

The Yamaha 6H4-W0093-03 Carburetor Repair Kit is used in Yamaha marine fuel systems where precise fuel metering and airflow control are critical for engine efficiency. It is commonly found in Yamaha 2-stroke outboard engines (40HP–50HP range, 1989–2006 era), used during carburetor rebuilds to replace internal wear components such as gaskets, needle valves, and seals. This kit ensures consistent fuel flow, improved throttle response, and reliable engine operation in marine environments.

Technical Specifications:

• Brand: Yamaha
• Part Number: 6H4-W0093-03
• Product Type: Carburetor repair kit
• Function: Restores carburetor performance and fuel delivery
• Application: Marine outboard carburetor system
• Fitment: Yamaha 2-stroke outboards (40HP–50HP models, model-specific compatibility required)
• Kit Contents: Gaskets, O-rings, needle valve, float components, seals, clips, and hardware
• Material: Rubber seals, brass/metal components, composite gaskets
• System Role: Maintains proper air-fuel mixture and prevents leaks
• Installation Type: Direct OEM replacement kit
• OEM Status: Genuine Yamaha or OEM-equivalent replacement

Common Replacements:

• Yamaha 6H4-W0093-04-00
• Yamaha 6H4-W0093-02-00
• Sierra 18-7768