HZ Gas Fuel Tank for Honda GX390/GX340/GX270/GX240/GX420 — Replaces 17510-ZE3-020ZA

Overview

The HZ gas fuel tank is designed to refresh fueling systems across a range of Honda engines, including GX390, GX340, GX270, GX240, and GX420. Built for reliability, this tank provides a practical retrofit option for power equipment that relies on these engines. It also fits popular Harbor Freight 420cc and Generac 389cc/420cc units and many Honda clone engines, offering versatility without guesswork.

Crafted to OEM-like specifications, this replacement tank arrives with the essential hardware needed for a complete swap. The result is a streamlined service that helps you stay productive, whether you’re maintaining a lawn care setup, a pressure washer, or a water pump.

Quality, compatibility, and what’s included

Designed to match factory standards, the kit includes the tank, mounting bolts and nuts, a fuel line, clips, a fuel joint, and gaskets. This thoughtful bundle supports a straightforward installation, helping you minimize downtime and get back to work quickly.

What’s included

• Gas tank with mounting hardware
• mounting bolts and nuts
• Fuel line and clips
• Fuel joint and gasket set
• Valve cover gasket and muffler gasket

Key benefits

• Replaces multiple Honda tanks for 8–16 HP engines (GX390/340/270/240/420)
• Comes as a ready-to-install kit with hardware included
• Suitable for a range of equipment, including water pumps, air compressors, pressure washers, log splitters, and more
• Compatible with Harbor Freight 420cc and Generac 389cc/420cc units and many Honda clone engines

Real-world use and installation tips

Envision swapping in a fresh, secure fuel tank on a busy job site or at home. The tank’s compact profile fits into constrained engine bays while preserving capacity and fueling reliability. With the included gaskets and hardware, you can complete the retrofit with confidence, reducing the chance of leaks and fuel odors during operation.

Durability and maintenance

Made to withstand vibration and outdoor use, the tank’s construction supports long-term service with regular equipment maintenance. Periodic inspection of fittings and seals helps preserve performance, especially on extended projects or frequent use.

Compatibility at a glance

• Honda GX series: GX240, GX270, GX340, GX390, GX420
• Engines in the 8–16 HP range and Honda clone variants
• Harbor Freight 420cc units
• Generac 389cc/420cc engines
• Common 173f/177f/182f/188f/190f/192f clone engines

Note: Always verify part numbers and fitment against your specific engine model before replacement to ensure the best match for your equipment.