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Miller Replacement Engine Kohler CH730-3343 Gas Electric Start

$7,594.55/ea $4,663.69/1 per ea only $4,663.69/eaSave 39%

Usually ships within 3-5 business days

OVERVIEW

Restore Your Welder's Power

Is your engine-driven welder down due to a blown or tired engine? The Miller 288993 is the genuine OEM solution to get your machine back in the field. This is a brand-new Kohler CH730-3343 gas engine, identical to the one specified by Miller for your equipment. Don't waste time trying to retrofit a generic engine that might not fit or perform correctly; this unit drops right in, connecting seamlessly to your welder's generator and exhaust system.

Reliability is key when you are on a job site. This engine features a mechanical choke, giving you manual control to get the machine started on cold mornings, and an electric start for push-button convenience once you're ready to work. The V-twin design provides smooth power delivery, ensuring your welding arc remains stable and your auxiliary power outlets provide clean current for your grinders and tools. It runs on standard gasoline and is built tough to handle the dust, heat, and vibration of mobile welding trucks and construction sites.

Installation is straightforward for a qualified technician, as all mounting points and wiring connections are designed for your specific Miller model. By choosing the genuine Miller 288993, you are protecting your investment and ensuring your welder runs as good as new. Always verify your machine's serial number against the parts manual to confirm this is the correct engine for your specific model year.

Additional Information
Brand:Miller
Packaging Description:1 Per Ea
Engine Brand:Kohler
Engine Model:CH730-3343, Command PRO
Fuel Type:Gasoline
Start Type:Electric Start
Choke Type:Mechanical
Cooling:Air Cooled
Cylinders:V-Twin

INCLUDED

  • 1 x Kohler CH730-3343 Gas Engine
  • Installation/Owner's Manual

APPLICATIONS

  • Replacement engine for compatible Miller engine-driven welders
  • Mobile welding repair trucks
  • Construction site power generation
  • Industrial fabrication field repair

FAQ

This engine fits specific Miller welder/generators. Due to model year variations, you must verify fitment using your machine's serial number and the Miller parts manual.

Yes, this is a complete Kohler CH730-3343 engine assembly, ready for installation.

Engines are typically shipped dry or with a small amount of preservation oil. You must fill the crankcase with the recommended oil type and quantity before starting.

A mechanical choke is manually operated via a cable or lever, giving the user control. A vacuum choke operates automatically based on engine vacuum. This model (288993) has a mechanical choke.

No, it is highly recommended to replace like-for-like. Mounting patterns, shaft sizes, and wiring harnesses are specific to the OEM configuration.

The Kohler CH730 is generally rated around 23.5 to 25 HP, though specific output depends on the RPM settings governed by the welder application.

Usually, replacement engines do not include the muffler assembly, as that is often part of the welder's frame/exhaust system. You typically reuse your existing exhaust or purchase it separately.
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