YAMAKATO GX160 GX200 Air Filter Assembly with Housing Cover, Fits GX120/160/200 — Extra AF ZE18 Element

The YAMAKATO GX160/GX200 air filter assembly with housing cover and extra AF ZE18 element restores proper airflow and filtration for compatible small engines.

If your Honda-style GX series engine or a compatible replacement engine is running rough, smoking slightly, or losing performance, a worn or missing air filter assembly is a common cause. This YAMAKATO kit includes the housing cover, gasket and an additional AF ZE18 element so you can replace the full air cleaner system quickly. It’s built to match the fit and mounting points of many GX120, GX160 and GX200 applications and several aftermarket brands, simplifying maintenance on pressure washers, generators, tillers and small engine equipment.

Which engines and machines will this YAMAKATO assembly fit?

This assembly is designed for Honda GX120, GX160 and GX200-style engines and a range of compatible models from other manufacturers. It lists direct replacement part numbers and common aftermarket cross references to help you verify fit before ordering.

• Fits GX160, GX200 and GX120 5.5–6.5 hp engines and equivalents.
• Replacement part references: 17230-Z51-820 and 17235-Z51-831.
• Compatible with engines using Honda reference numbers 2893881, 5247408, 7372444, 7370968.
• Cross-compatible with Stens, Oregon, Rotary, Napa, Lesco, Wacker and Raven aftermarket filters.

What comes in the kit and how easy is installation?

The kit ships with the air filter housing cover, a new assembly gasket and an extra AF ZE18 filter element so you can swap both housing and filtration in one service. Installation is straightforward for anyone comfortable with basic small-engine maintenance—no special tools are required beyond common hand tools.

• Included: housing cover, assembly gasket, AF ZE18 replacement element.
• Mounts to existing intake using original bolts and intake flange locations.
• Simple gasket placement and filter seating; typical install time under 15 minutes.
• Note: assembly does not include a fuel tank breather—check your current setup first.

How does this replacement affect engine performance and maintenance?

Replacing a clogged or damaged air cleaner housing and filter stabilizes air delivery, reducing strain on the carburetor and engine while improving throttle response and fuel burn consistency. Using a correct-fit housing and fresh element also helps keep larger debris and dust away from internal components, extending service intervals.

• Restores recommended airflow for cleaner combustion and steadier idling.
• Prevents larger particles from reaching the carburetor and cylinder head.
• Allows consistent replacement scheduling with the included spare filter element.
• Works with pressure washers, generators, tillers and small pump engines listed in compatibility notes.

Who is this for? If you operate lawn and garden equipment, small generators, pressure washers, water pumps or tillers driven by GX120/GX160/GX200-style engines and you need the correct housing plus a spare filter element, this YAMAKATO assembly is a direct option for routine maintenance and repair. It’s aimed at homeowners, landscapers and small-equipment technicians who prefer replacing the full air cleaner assembly to restore reliable engine operation and reduce downtime. Verify your engine part numbers and compare the provided cross-reference list before purchase to ensure fitment.