Industrial 845273 845032 844172 842097 611477 613477 Carburetor

The Briggs & Stratton compatible carburetor for models 845273, 845032, 844172, 842097, 611477, and 613477 is a direct bolt-on small‑engine carburetor assembly that precisely meters the air–fuel mixture for four‑stroke gasoline engines used in lawn and garden equipment. It has an aluminum alloy body with an internal float and jet system to deliver stable fuel flow, supporting reliable starting, smooth idle, and consistent engine performance under load on riding mowers, zero‑turns, and utility tractors. Fuel type is gasoline with ethanol‑compatible variants depending on model, and the unit mounts via a direct intake manifold bolt‑on installation; included components: carburetor (gasket kit may vary by listing). Common replacements include Briggs & Stratton OEM carburetor 845273 updated revision unit and Nikki / Wal-bro carburetor assemblies for Briggs & Stratton engines, plus Hi-pa aftermarket kit for 611477 / 613477 engine series.