Wacker Neuson 5200009879 Choke Valve

The Wacker Neuson Choke Valve is a genuine OEM Choke Valve designed for the CRT36-25 and CRT36-26A-WK 915mm/36in Ride-on Trowel series. As a direct OEM part, it is manufactured to the exact specifications required by Wacker Neuson for these machines, ensuring a correct, trouble-free installation. This Choke Valve fits the CRT36-25 in standard configuration, with the Wheel Kit variant, and in CRT36-25 and CRT36-26A-WK builds — making it the right part across the full CRT36-25 production range. When your ride-on trowel's choke function isn't performing correctly, replacing it with part restores proper engine starting behavior and fuel-air control from the first use.

Key Features

• OEM-Spec Fuel-Air Metering: — Built to Wacker Neuson's exact choke tolerances, ensuring the correct fuel-rich mixture is delivered at cold start — no guessing on fit or calibration.
• Drop-In Carburetor Compatibility: — Engineered to mate directly with the existing carburetor assembly on CRT36-25 and CRT36-26A-WK trowels with no rework or adaptation to the mounting interface.
• Covers the Full CRT36-25 Series: — Confirmed fitment across standard, Wheel Kit, and multiple build variants of the 915mm/36in Ride-on Trowel platform.
• Consistent Cold-Start Performance: — A properly functioning choke valve ensures the engine fires reliably in cold or damp conditions; a worn or sticking choke causes hard starting, rough idle, and excessive fuel consumption.
• Fuel System Integrity: — Because this valve directly controls the air-fuel mixture entering the engine, using an OEM-grade replacement helps prevent running issues that can cause downstream engine wear.

The choke valve controls the ratio of air and fuel entering the engine during the starting phase. By restricting airflow, it creates a richer fuel mixture that allows the engine to ignite reliably when cold. Once the engine reaches operating temperature, the choke opens to allow full airflow and normal combustion. A faulty or worn choke valve leads to hard starting, rough idling, excessive fuel draw, or an engine that floods and refuses to run — making it one of the more impactful small components in the fuel system to keep in good condition.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

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