MOTOALL Carburetor Assembly for Kawasaki FC420V 4-Stroke Engine — Direct-Fit with 2 Gaskets

The MOTOALL 15003-2153 carburetor assembly is a direct-fit replacement designed to restore fuel delivery and reliable starting for Kawasaki FC420V 4-stroke engines.

If your small engine is running rough, hard to start, or using more fuel than normal, worn or clogged carburetors are often the cause. This MOTOALL unit is built to match Kawasaki FC420V specifications and ships with two gaskets so you have everything needed for a straightforward swap. It replaces OEM part numbers 15003-2154 and 15001-2972, making it a practical repair option for a range of FC420V variants.

Which Kawasaki FC420V models will this carburetor work with?

This carburetor fits many FC420V 4-stroke variants, including AS, BS, CS, DS, FS and GS chassis codes commonly used in lawn equipment and compact engines. Check your engine model stamp or service manual to confirm compatibility with the listed FC420V codes. If your engine uses one of the listed variants, this assembly is built to mount without modification.

• Designed for FC420V series (AS12, AS13, AS15, BS05, BS06, BS07, BS13)
• Also fits CS05, CS06, CS07, CS09 and FS06, FS07 models
• Compatible with DS09, DS12, DS17 and GS09 versions
• Replaces OEM numbers 15003-2154 and 15001-2972

How easy is it to install the MOTOALL carburetor?

Installation is generally straightforward for anyone comfortable with basic engine maintenance. The package includes the carburetor and two gaskets to simplify sealing; typical tools required are socket set, screwdrivers and pliers. Follow torque specs and ensure all fuel lines and linkages are routed as original to avoid leaks or performance issues.

• Includes two gaskets to ensure a proper seal
• Direct-fit design for bolt pattern and throttle linkage
• Installation time usually 30–60 minutes for a DIYer
• Basic hand tools required; no machining or modification

What performance improvements should I expect after replacement?

Replacing a degraded carburetor restores consistent fuel metering, smoother idling, and easier starting. You may notice reduced stalling, steadier throttle response, and more predictable engine behavior under load. This assembly is not a performance upgrade—it's intended to return the engine to factory operating characteristics.

• Smoother cold and hot starts when adjusted correctly
• Stabilized idle and improved throttle transition
• Reduced smoke and inconsistent running from clogged jets
• Restores OEM fuel delivery rather than increasing power

Who is this for? The MOTOALL 15003-2153 carburetor assembly is aimed at homeowners, landscapers, and small-engine technicians who need a reliable, OEM-compatible carburetor replacement for Kawasaki FC420V-powered mowers, pumps, or generators. If your engine shows classic carburetor symptoms—difficult starting, rough idle, or erratic throttle—this kit provides the parts needed for a timely repair without buying a full engine. Always verify model fitment and follow safety procedures when servicing fuel systems.