Kohler CH640 3156 Horizontal Engine

Product Overview

The Kohler CH640 3156 Horizontal Engine is part of the Command PRO engine family, a lineup of professional-grade engines designed for demanding commercial and industrial applications. These engines are engineered to deliver reliable power, consistent torque, and long service life in equipment that operates under heavy workloads.

This engine uses a V-twin cylinder configuration with a 4-stroke overhead valve (OHV) design, which improves airflow, combustion efficiency, and overall performance. The engine produces about 20.5 horsepower at 3,600 RPM, making it suitable for equipment requiring strong and consistent mechanical power.

The horizontal crankshaft design allows the engine to integrate easily into a wide range of machines including construction equipment, commercial lawn equipment, and industrial utility machines.

Where This Engine Is Used

The Kohler CH640 3156 Horizontal Engine is commonly used in a variety of professional and industrial equipment.

Typical applications include:

• skid steer loaders

• stump grinders

• concrete saws

• industrial generators

• pressure washers

• commercial lawn equipment

• construction equipment

Because of its power output and durable construction, the Kohler Command Pro CH640 engine is often selected as a replacement engine for equipment that requires dependable power and long operating cycles.

Engine Performance and Reliability

The Kohler CH640 3156 Horizontal Engine is designed to provide strong performance while maintaining durability during extended operation.

Key performance features include:

• 20.5 horsepower output

• 674cc displacement

• V-twin cylinder configuration

• overhead valve (OHV) engine design

• forced-air cooling system

The engine delivers approximately 48.4 Nm (35.7 ft-lb) of torque, allowing equipment to maintain stable performance even under heavy loads.

A pressurized lubrication system helps protect internal engine components by ensuring proper oil circulation during operation.

Why This Engine Is a Reliable Choice

The Kohler CH640 3156 Horizontal Engine is widely used in commercial equipment because of its durability and consistent performance.

Key advantages include:

• reliable starting with electric start system

• strong torque for heavy equipment

• durable V-twin engine architecture

• full pressure lubrication for extended engine life

• compatible with many industrial machines

The Command PRO series is designed to operate for long periods in demanding work environments, making it a trusted choice for contractors and equipment operators.

Who This Engine Is Best For

The Kohler CH640 3156 Horizontal Engine is suitable for buyers who rely on equipment powered by commercial utility engines.

Typical buyers include:

• equipment repair shops

• construction contractors

• landscaping companies

• industrial maintenance teams

• mechanics servicing power equipment

For machines with worn or damaged engines, installing a 674cc horizontal shaft replacement engine allows equipment to return to reliable operation.

Key Specifications

The Kohler CH640 3156 Horizontal Engine includes several features designed to support dependable operation.

Key specifications include:

• engine type: 4-stroke OHV V-twin gasoline engine

• displacement: 674cc

• maximum power: 20.5 HP at 3600 RPM

• peak torque: 35.7 ft-lb (48.4 Nm)

• cooling system: forced-air cooling

• oil capacity: 2 quarts (1.9 L)

• shaft orientation: horizontal crankshaft

• starting system: electric start

• alternator: 15-amp charging system

• dry engine weight: approximately 90 lbs

These features make the engine suitable for heavy-duty equipment requiring consistent and reliable mechanical power.

Availability and Purchasing Information

When purchasing the Kohler CH640 3156 Horizontal Engine, buyers should confirm compatibility with their equipment before installation.

Important factors to consider include:

• shaft diameter and length

• mounting configuration

• electrical connections

• equipment horsepower requirements

Within the industrial utility engine category, buyers may also explore other Kohler Command PRO engines designed for different equipment sizes and power needs.

Frequently Asked Questions

What equipment uses the Kohler CH640 engine?

The Kohler CH640 engine is commonly used in industrial machines such as skid steers, stump grinders, generators, and commercial lawn equipment.

How powerful is the Kohler CH640 engine?

The engine produces about 20.5 horsepower and approximately 35.7 ft-lb of torque, making it suitable for heavy-duty utility equipment.

What type of engine is the CH640?

The Kohler CH640 is a V-twin, 4-stroke OHV gasoline engine designed for commercial and industrial equipment applications.

Is the Kohler CH640 engine electric start?

Yes. Many versions of the CH640 series engines include an electric starting system and charging alternator for reliable operation.

Who installs replacement utility engines?

Replacement engines are typically installed by small-engine technicians, industrial equipment mechanics, or repair shops specializing in power equipment.