Close
Skip to content

Close

Kohler OHV Horizontal Exmark Zero-Turn Mower Replacement Engine with Electric Start — 725cc, 1 1/8in. x 2 3/4in. Shaft, Model# PA-CH730-3225

Item# 24791
Close
Kohler OHV Horizontal Exmark Zero-Turn Mower Replacement Engine with Electric Start — 725cc, 1 1/8in. x 2 3/4in. Shaft, Model# PA-CH730-3225

Hover over image to zoom

Click image to enlarge

Tap image to enlarge

Only $1999.99
Add to Cart
  •  Full-pressure lubrication system with spin-on oil filter
  • Flywheel PTO
  • Mechanical fuel pump
  • Cast iron cylinder sleeve for extended life
  • OHV design for cooler operation and longer valve life
See full description
Factory Shipped —
Estimated Delivery: 5 - 7 Business Days
Ship it | See Shipping Options
help Need help unloading this item?
Not Available in Stores
 

Product Summary

This Kohler® OHV Horizontal Engine is designed to be used as a replacement engine for an Exmark Zero-Turn Mower. U.S.A.

What's Included
  •  (1) Engine

Features + Benefits

  •  Full-pressure lubrication system with spin-on oil filter
  • Flywheel PTO
  • Mechanical fuel pump
  • Cast iron cylinder sleeve for extended life
  • OHV design for cooler operation and longer valve life
  • Oil Sentry®, shipped wired
Key Specs
Item# 24791
Brand Kohler Engines
Manufacturer's Warranty 3 Yr Consumer Limited
Ship Weight 108.0 lbs
Engine Displacement (cc) 725
Start Type Electric
Application Exmark ZTR mowers
Engine Type Horizontal
Torque (ft./lbs.) 38.4 (52.1 Nm) at 3,600 RPM
Displacement (cu. in.) 44
Shaft Output CCW
Crankshaft Hardened
Shaft Diameter (in.) 1 1/8
Shaft Length (in.) 2 3/4
Shaft Keyway (in.) 0.250
Shaft End Tapped (Diameter (in.)/Threads per inch) 7/16-20 unf
Shaft Rotation (From PTO Shaft Side) CCW
PTO Height (in.) 6 1/8
Cylinders (qty.) 2
Cylinder Bore Cast iron
Compression Ratio 9:1
Cooling System Air
Air Cleaner Type Heavy-duty canister
Fuel Type Gas
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 Remote
Choke Control Remote
Max. RPM 3,600
Charging System Amps 20
Muffler Included Yes
Bolt Circle (in.) 5 5/8 and 7 3/4, 7 in. pilot
Mounting Base L x W (in.) 7 1/4 x 3 1/2
Mounting Bolt Pattern L x W (in.) 7 1/4 x 3 1/2
Dimensions L x W x H (in.) 14 x 17 3/4 x 26 1/2
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)

Don't Know Your Part Number?

Locating the part number for your item ahead of time will help ensure you quickly receive the correct items.

Find Parts
Parts + Service Available at Stores

Look for stores that have this icon:

Parts + Service

Find Stores

Warranty

Compare with Most Popular 601cc - 900cc Kohler Horizontal Engines

See All 601cc - 900cc Kohler Horizontal Engines
 
 
 
 
 
Currently Viewing
 
(Not Yet Rated - New)
Item# 44153
Factory Shipped —
Estimated Delivery: 5 - 7 Business Days
Was $1279.99
Sale $1259.99
Save $20.00
5 / 5 (1)
Item# 44601
Factory Shipped —
Estimated Delivery: 5 - 7 Business Days
Only $1699.99
(Not Yet Rated - New)
Item# 44598
Factory Shipped —
Estimated Delivery: 5 - 7 Business Days
Only $1749.99
(Not Yet Rated - New)
Item# 24794
Factory Shipped —
Estimated Delivery: 5 - 7 Business Days
Only $1849.99
Kohler OHV Horizontal Exmark Zero-Turn Mower Replacement Engine with Electric Start — 725cc, 1 1/8in. x 2 3/4in. Shaft, Model# PA-CH730-3225 The price is $1,999.99.
Kohler OHV Horizontal Exmark Zero-Turn Mower Replacement Engine with Electric Start — 725cc, 1 1/8in. x 2 3/4in. Shaft, Model# PA-CH730-3225
(Not Yet Rated - New)
Item# 24791
Factory Shipped —
Estimated Delivery: 5 - 7 Business Days
Only $1999.99
Hide Similarities
Engine Displacement (cc)
674 674 674 747 725
Start Type
Electric Electric Electric Electric Electric
Application Utility vehicle, sand trap rake, grain auger, boring equipment, carpet cleaning machines, pressure washers and furnace vacs Simplicity garden tractor Grasshopper zero-turn mower Garden tractors, construction equipment, etc. Exmark ZTR mowers
Engine Type Gasoline Gasoline Command Pro OHV Air Horizontal
Torque (ft./lbs.)
35 (47.5 Nm) at 3,600 RPM 35.7 (48.4 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.)
- 41 41 45 1/2 44
Shaft Output
Counterclockwise Horizontal Horizontal CCW CCW
Crankshaft Hardened Hardened Hardened Hardened Hardened
Shaft Diameter (in.) 1 1/8 1 1/8 1 1/8 1 7/16 1 1/8
Shaft Length (in.) 4 2.79 3 11/32 4 29/64 2 3/4
Shaft Keyway (in.)
1/4 1/4 1/4 3/8 0.250
Shaft End Tapped (Diameter (in.)/Threads per inch) 7/16–20 UNF 1 1/2 deep x 7/16-20 UNF 17/16-20 UNF 5/8–18 UNF 7/16-20 unf
Shaft Rotation (From PTO Shaft Side) Counterclockwise Counterclockwise Counterclockwise CCW CCW
PTO Height (in.)
6 1/8 6 1/8 6 1/8 6 1/8 6 1/8
Bearing Type Parent material Parent material Parent material PTO sleeve bearing -
Cylinders (qty.)
2 2 2 2 2
Cylinder Bore
Cast iron sleeve Cast iron sleeve Cast iron sleeve Cast iron Cast iron
Bore x Stroke (in.) 3 x 2.6 3 x 2.6 3 x 2.6 3.3 x 2.7 -
Compression Ratio
8.5:1 8.5:1 8.5:1 9.4 : 1 9:1
Cooling System
Air cooled Air cooled Air cooled Air Air
Air Cleaner Type
Dual element Dual element Dual element Dual element Heavy-duty canister
Fuel Type Gasoline Gasoline Gasoline Gas Gas
Fuel Pump
Mechanical Mechanical Mechanical Mechanical Mechanical
Fuel Filter
Large capacity Spin-on In line 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
Oil Sentry, shipped disconnected Oil Sentry, shipped disconnected Yes Yes Yes
Ignition System
Electronic Electronic Electronic Electronic Electronic
Governor System
Variable speed Variable speed Mechanical Mechanical Mechanical
Carburetor
Smart Choke Smart Choke Smart choke Smart choke Smart choke
Throttle Control
Engine mounted Remote Remote Remote Remote
Choke Control
Smart Choke Remote Remote Remote Remote
Max. RPM
3,600 3,600 3,600 3,600 3,600
Charging System Amps 15 15 15 25 20
Muffler Included
No No Yes - Yes
Auto Compression Release No No No - -
Bolt Circle (in.)
5 5/8, 7 3/4, 7 pilot 5 5/8, 7 3/4; 7 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 1/4 x 3 1/2 7 1/4 x 3 1/2 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.) 5 5/8, 7 3/4; 7 pilot 7 1/4 x 3 1/2 7 1/4 x 3 1/2 - 7 1/4 x 3 1/2
Dimensions L x W x H (in.)
14 x 17 7/10 x 19 14 x 18 x 19 14 x 17 7/10 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