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Kohler Command Pro OHV Horizontal Engine with Electric Start — 725cc, 1 7/16in. x 4 29/64in. Shaft, Model# PA-CH730-3203

Item# 24832
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Kohler Command Pro OHV Horizontal Engine with Electric Start — 725cc, 1 7/16in. x 4 29/64in. Shaft, Model# PA-CH730-3203

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Only $1599.99
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  • 7in. dia. pilot, 5 5/8in. and 7 3/4in. bolt circles
  • Engine controls, key switch, throttle and choke
  • Electric start with 20 amp regulated alternator
  • Cast iron cylinder liner
  • Large capacity dual element air cleaner
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Factory Shipped —
Estimated Delivery: 5 - 7 Business Days
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Product Summary

This Kohler 725cc Command Pro® Horizontal Twin Cylinder Engine delivers relentless power and legendary performance for stump grinders, grain augers, construction equipment and more.

What's Included
  • (1) Engine
  • (1) Owner's manual

Features + Benefits

  • 7in. dia. pilot, 5 5/8in. and 7 3/4in. bolt circles
  • Engine controls, key switch, throttle and choke
  • Electric start with 20 amp regulated alternator
  • Cast iron cylinder liner
  • Large capacity dual element air cleaner
  • Full-pressure lube with spin-on oil filter
  • Oil Sentry®, shipped disconnected
  • Hydraulic valve lifters
  •  PTO sleeve bearing 
  • 50-state compliant engine
Key Specs
Item# 24832
Brand Kohler Engines
Manufacturer's Warranty 3 Yr Consumer Limited
Ship Weight 108.0 lbs
Engine Displacement (cc) 725
Start Type Electric
Application Stump grinders, construction equipment, grain augers
Engine Type Gasoline
Torque (ft./lbs.) 38.4 (52.1 Nm) at 3,600 RPM
Displacement (cu. in.) 725
Shaft Output CCW
Crankshaft Hardened
Shaft Diameter (in.) 1.437
Shaft Length (in.) 4.453
Shaft Keyway (in.) 0.375
Shaft End Tapped (Diameter (in.)/Threads per inch) 5/8–18 UNF
Shaft Rotation (From PTO Shaft Side) CCW
PTO Height (in.) 6.125
Bearing Type Sleeve
Cylinders (qty.) 2
Cylinder Bore Cast iron liner
Bore x Stroke (in.) 3.3 x 2.6
Compression Ratio 9:1
Cooling System Air
Air Cleaner Type Dual element
Fuel Type Gasoline
Fuel Pump Mechanical
Fuel Filter Yes
Oil Capacity (qt.) 2
Lubrication System Full pressure
Low Oil Alert Yes
Low Oil Shutdown Yes
Ignition System Electronic
Governor System Mechanical
Carburetor Smart choke
Throttle Control Engine mounted w/keyswitch
Choke Control Engine mounted w/keyswitch
Max. RPM 3,600
Charging System Amps 20A regulated
Muffler Included No
Bolt Circle (in.) 5.625 and 7.75, 7 in. pilot
Mounting Base L x W (in.) 7.250 x 3.504
Mounting Bolt Pattern L x W (in.) 7.250 x 3.504
Dimensions L x W x H (in.) 14 x 17 3/4 x 19
EPA/CARB Approval (California Air Resource Board) Yes

Customer Reviews

Product Question + Answer
Replacement Parts
Call To Order: 1-800-657-0516

Mon - Fri 7:00 AM - 6:00 PM (Central)
Sat 7:00 AM - 3:00 PM (Central)

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Kohler Command Pro OHV Horizontal Engine with Electric Start — 725cc, 1 7/16in. x 4 29/64in. Shaft, Model# PA-CH730-3203 The price is $1,599.99.
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Hide Similarities
Engine Displacement (cc)
725 725 674 747 725
Start Type
Electric Electric Electric Electric Electric
Application Stump grinders, construction equipment, grain augers Toro Exmark ZTR Simplicity garden tractor Garden tractors, construction equipment, etc. Exmark ZTR mowers
Engine Type Gasoline Air cooled Gasoline Air Horizontal
Torque (ft./lbs.)
38.4 (52.1 Nm) at 3,600 RPM 39.2 (53.1 Nm) at 3,600 RPM 35.7 (48.4 Nm) at 3,600 RPM 41.2 (55.9 Nm) at 3,600 RPM 38.4 (52.1 Nm) at 3,600 RPM
Displacement (cu. in.)
725 725 41 45 1/2 44
Shaft Output
CCW CCW Horizontal CCW CCW
Crankshaft Hardened Hardened Hardened Hardened Hardened
Shaft Diameter (in.) 1.437 1 1/8 1 1/8 1 7/16 1 1/8
Shaft Length (in.) 4.453 2 3/4 2.79 4 29/64 2 3/4
Shaft Keyway (in.)
0.375 0.25 1/4 3/8 0.250
Shaft End Tapped (Diameter (in.)/Threads per inch) 5/8–18 UNF 7/16–20 UNF 1 1/2 deep x 7/16-20 UNF 5/8–18 UNF 7/16-20 unf
Shaft Rotation (From PTO Shaft Side) CCW CCW Counterclockwise CCW CCW
PTO Height (in.)
6.125 6.125 6 1/8 6 1/8 6 1/8
Bearing Type Sleeve - Parent material PTO sleeve bearing -
Cylinders (qty.)
2 2 2 2 2
Cylinder Bore
Cast iron liner Cast iron liner Cast iron sleeve Cast iron Cast iron
Bore x Stroke (in.) 3.3 x 2.6 3.3 x 2.6 3 x 2.6 3.3 x 2.7 -
Compression Ratio
9:1 9:1 8.5:1 9.4 : 1 9:1
Cooling System
Air Air Air cooled Air Air
Air Cleaner Type
Dual element Canister Dual element Dual element Heavy-duty canister
Fuel Type Gasoline Gasoline Gasoline Gas Gas
Fuel Pump
Mechanical Mechanical Mechanical Mechanical Mechanical
Fuel Filter
Yes Yes Spin-on Yes Yes
Oil Capacity (qt.)
2 2 2 2 2
Lubrication System
Full pressure Full pressure Full pressure Full pressure Full pressure
Low Oil Alert
Yes Yes Yes Yes Yes
Low Oil Shutdown
Yes Yes Oil Sentry, shipped disconnected Yes Yes
Ignition System
Electronic Electronic Electronic Electronic Electronic
Governor System
Mechanical Mechanical Variable speed Mechanical Mechanical
Carburetor
Smart choke Smart choke Smart Choke Smart choke Smart choke
Throttle Control
Engine mounted w/keyswitch Remote Remote Remote Remote
Choke Control
Engine mounted w/keyswitch Remote Remote Remote Remote
Max. RPM
3,600 3,600 3,600 3,600 3,600
Charging System Amps 20A regulated 20A regulated 15 25 20
Muffler Included
No No No - Yes
Auto Compression Release - - No - -
Bolt Circle (in.)
5.625 and 7.75, 7 in. pilot 5.625 and 7.75, 7 in. pilot 5 5/8, 7 3/4; 7 pilot 5 5/8 and 7 3/4, 7 in. pilot 5 5/8 and 7 3/4, 7 in. pilot
Mounting Base L x W (in.)
7.250 x 3.504 7.250 x 3.504 7 1/4 x 3 1/2 7 1/4 x 3.504 7 1/4 x 3 1/2
Mounting Bolt Pattern L x W (in.) 7.250 x 3.504 - 7 1/4 x 3 1/2 - 7 1/4 x 3 1/2
Dimensions L x W x H (in.)
14 x 17 3/4 x 19 14 x 17 x 26 1/2 14 x 18 x 19 14 x 17.7 x 22.4 14 x 17 3/4 x 26 1/2
EPA/CARB Approval (California Air Resource Board)
Yes Yes Yes Yes Yes