Kohler CH640-3138 Horizontal Engine, Replaces CH640-3058
Kohler CH640-3138 Horizontal OHV Command PRO Engine, 1-1/8″ x 4″ Crankshaft, 20.5 Gross HP, 674cc, 35.7 ft lbs Torque, Makelim/Pro Chem Spec
Engine Information
Brand
Kohler
Model Number
PA-CH640-3138
Replaces Models
CH640-3058, CH640-3022, PA-62520, PA-64636
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
4″
Dimensions
1.125″ x 4″
Other Engine Specifications
Starter Type
Electric
Ignition System
Electronic
Carburetor
Two-Barrel
Number of Cylinders
Two
Cylinder Bore
Cast Iron Liners
Air Cleaner
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
E3 Makelim/Pro Chem spec
Applications
Equipment Manufacturers
Bobcat, Hahn, John Deere, Pro Chem, Toro
Equipment Types
Skid Steers, Truck Mounted Carpet Cleaners, Turf Sprayers, Utility Loaders, 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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