Carburetor Kit Fit Kohler CH640 CH740 CH22 CH23 CH620 CH680 2485359-S 2485343-S

Carburetor Kit for Kohler CH640, CH740, CH22, CH23, CH620, CH680

This carburetor kit restores fuel delivery and throttle response, providing a direct replacement for Kohler engine models CH640, CH740, CH22, CH23, CH620, and CH680. It cross-references OEM part numbers 2485359-S and 2485343-S.

Overview

This carburetor kit delivers a complete rebuilding solution for select Kohler Command and Courage engines. It replaces worn gaskets, seals, and metering components to bring back smooth starting and steady fuel flow. Small engine technicians and equipment owners rely on this carburetor kit to keep Kohler-powered machines running reliably.

Built For Performance

• Includes all gaskets, O-rings, needle valve, and seat for a full rebuild
• Precision-machined brass float maintains accurate fuel level control
• Ethanol-resistant materials resist swelling and deterioration from today’s fuels
• Pre-assembled choke and throttle shaft bushings ensure an airtight seal
• Manufactured to OEM dimensions for a straightforward drop-in installation

Fits These Machines

• for Kohler CH640
• for Kohler CH740
• for Kohler CH22
• for Kohler CH23
• for Kohler CH620
• for Kohler CH680

On-The-Job Use

• Rebuilding carburetors on zero-turn mowers equipped with Kohler Command engines
• Servicing lawn tractors powered by CH22 and CH23 engines
• Refurbishing generator and pressure washer engines to fix hard starting
• Fleet maintenance for landscape contractors running Kohler-powered mowers
• Small engine shops performing routine carburetor overhauls

Specs At A Glance

Good To Know

Q: Does this kit include the carburetor body? A: No, this is a rebuild kit containing gaskets, seals, needle valve, and float—the original carburetor body is reused.

Q: Will this fit all Kohler CH series engines? A: It is designed for the specific models listed; always verify your engine’s specification number to ensure a correct match.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.