Kohler CH640-3126 Horizontal Engine, Replaces CH640-3110
Kohler CH640-3126 Horizontal OHV Command PRO Engine, 1-1/8″ x 2.79″ Crankshaft, 7/16″-20 Tapped, 1/4″ Keyway, Electric Start with 15 Amp Charging, 20.5 Gross HP, 674cc, 35.7 ft lbs Torque, Simplicity/Sun Star Spec
Engine Information
Brand
Kohler
Model Number
PA-CH640-3126
Replaces Models
CH640-3110, PA-64512, PA-64543, PA-64622
Warranty
3 Year Limited
Available to California
Not Available to Ship to California
What’s in the Box
Includes engine, owner’s manual and exhaust gaskets.
Dimensions
Weight
107.0 lb
Power
Power Output
20.5 Gross HP
Torque
35.7 ft lbs
Max RPM
2400
Crankshaft
Orientation
Horizontal
Diameter
1.125″
Length
2.79″
Dimensions
1.125″ x 2.79″
End Tapped Size
7/16″-20
Keyway
1/4″
Other Engine Specifications
Starter Type
Electric
Ignition System
Electronic
Carburetor
Two-Barrel
Number of Cylinders
Two
Cylinder Bore
Cast Iron Liners
Air Cleaner
Large Capacity Dual Element
Oil Capacity
2.0 qt
Fuel
Gasoline
Bore x Stroke
3.1″ x 2.6″
Compression Ratio
8.5 : 1
Charging System
15 Amp
Engine Notes
Basic E3 Simplicity/Sun-Star spec
Applications
Equipment Manufacturers
Cub Cadet, John Deere, Loftin, Power King, Ryan, Simplicity
Equipment Types
Aerators, Carpet Cleaners, Lawn & Garden Tractors, Zero Turn Mowers
Features
🞽Durable, long life design – hydraulic valve lifters are oil pressurized, ensuring that push rods stay in constant contact with the rocker arms
🞽High power performance – OHV technology provides greater volumetric efficiency and a higher compression ratio
🞽Reliable starting – Kohler Command Pro electronic ignition system generates a stronger spark at low cranking speed
🞽Large capacity, in-line fuel filter provides extra protection against dirt particles that can clog fuel lines
🞽CARB and EPA Certified
🞽Image may represent basic engine series model; specific engine details may not be pictured.
Manuals
Owner’s Manual
Service Manual
Reviews
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