Kohler
Lawn & Garden Engine

Model # KT725-3025 Official Kohler engine

Here are the diagrams and repair parts for Official Kohler KT725-3025 engine, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 113 parts  |

Camshaft Assembly 32-010-07-S
#16

Crankcase diagram

Camshaft assembly

Part #32-010-07-S

The manufacturer no longer makes this part, and there's no substitute part

Screw, Hi-low (3) 25-086-450-S
#2

Blower housing diagram

Screw, hi-low (3)

Part #25-086-450-S

The manufacturer no longer makes this part, and there's no substitute part

Air Cleaner Base Assembly 32-094-13-S
#12

Air intake diagram

Air cleaner base assembly

Part #32-094-13-S

The manufacturer no longer makes this part, and there's no substitute part

Compression Spring 32-089-06-S
#12

Lubrication diagram

Compression spring

Part #32-089-06-S

The manufacturer no longer makes this part, and there's no substitute part

Kit, Retainer (8) 12-755-03-S
#6

Cylinder head diagram

Kit, retainer (8)

Part #12-755-03-S

The manufacturer no longer makes this part, and there's no substitute part

Thread Forming Screw 25-086-402-S
#2

Ignition diagram

Thread forming screw

Part #25-086-402-S

The manufacturer no longer makes this part, and there's no substitute part

Flat Washer 25-468-09-S
#6

Ignition diagram

Flat washer

Part #25-468-09-S

The manufacturer no longer makes this part, and there's no substitute part

Retainer, Flywheel Fan (2) 32-018-03-S
#8

Ignition diagram

Retainer, flywheel fan (2)

Part #32-018-03-S

The manufacturer no longer makes this part, and there's no substitute part

Cover, Rocker Stamped Steel 25-096-09-S
#19

Cylinder head diagram

Cover, rocker stamped steel

Part #25-096-09-S

The manufacturer no longer makes this part, and there's no substitute part

Oil Pan Assembly 32-199-17-S
#4

Lubrication diagram

Oil pan assembly

Part #32-199-17-S

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your lawn & garden engines

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…