Kohler
Lawn & Garden Engine

Model # CV490S-27507 Official Kohler engine

Here are the diagrams and repair parts for Official Kohler CV490S-27507 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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ALL PARTS
Showing 10 of 175 parts  |

Filter 12-050-01-S
#12

Oil pan/lubrication diagram

Filter

Part #12-050-01-S

Replaced by #12-050-01-S1

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Manufacturer substitution
This part replaces 12-050-01-S. Substitute parts can look different from the original.
BEST SELLER
$13.29
13% OFF Phone Price : $15.29
In Stock
Lawn & Garden Equipment Engine Ignition Coil (replaces 12-584-01, 1258404, 12-584-04, 1258404-s, Kh-12-584-04) 12-584-04-S
#20

Ignition/elelctrical diagram

Lawn & garden equipment engine ignition coil (replaces 12-584-01, 1258404, 12-584-04, 1258404-s, kh-12-584-04)

Part #12-584-04-S

BEST SELLER
$34.39
15% OFF Phone Price : $40.39
In Stock
Craftsman Lawn & Garden Equipment Engine Throttle Linkage Bushing (replaces 25-158-11, Kh-25-158-11) 25-158-11-S
#17

Engine controls diagram

Craftsman lawn & garden equipment engine throttle linkage bushing (replaces 25-158-11, kh-25-158-11)

Part #25-158-11-S

This item is not returnable
$7.20
12% OFF Phone Price : $8.20
In Stock
Lawn Tractor Engine Exhaust Manifold Gasket 12-041-03-S
#2

Exhaust diagram

Lawn tractor engine exhaust manifold gasket

Part #12-041-03-S

This item is not returnable
$7.74
11% OFF Phone Price : $8.74
In Stock
Lawn & Garden Equipment Engine Drain Plug (replaces 25-139-57, Kh-25-139-57-s, Kh-x-75-10, X-75-10, X-75-10-s) 25-139-57-S
#13

Oil pan/lubrication diagram

Lawn & garden equipment engine drain plug (replaces 25-139-57, kh-25-139-57-s, kh-x-75-10, x-75-10, x-75-10-s)

Part #25-139-57-S

This item is not returnable
$3.74
21% OFF Phone Price : $4.74
In Stock
Craftsman Lawn & Garden Equipment Engine Bushing 25-158-08-S
#15

Engine controls diagram

Craftsman lawn & garden equipment engine bushing

Part #25-158-08-S

This item is not returnable
$7.03
12% OFF Phone Price : $8.03
In Stock
Lawn & Garden Equipment Engine Carburetor Float 12-757-02-S

#NI11

All parts diagram

Lawn & garden equipment engine carburetor float

Part #12-757-02-S

This item is not returnable
$16.29
11% OFF Phone Price : $18.29
In Stock
Lawn & Garden Equipment Engine Throttle Linkage 12-079-10-S
#16

Engine controls diagram

Lawn & garden equipment engine throttle linkage

Part #12-079-10-S

This item is not returnable
$5.74
15% OFF Phone Price : $6.74
In Stock
Exhaust Stud 25-072-04-S
#1

Exhaust diagram

Exhaust stud

Part #25-072-04-S

Replaced by #25-072-24-S

?
Manufacturer substitution
This part replaces 25-072-04-S. Substitute parts can look different from the original.
This item is not returnable
$4.83
17% OFF Phone Price : $5.83
In Stock
Lawn & Garden Equipment Engine Choke Spring 12-089-11-S
#8

Engine controls diagram

Lawn & garden equipment engine choke spring

Part #12-089-11-S

This item is not returnable
In Stock

Symptoms for water softeners

Choose a symptom to see related water softener repairs.

Main causes: faulty brine valve assembly, bad rotor valve…

Main causes: clogged drain hose, faulty rotor valve, leaky rotor valve seals…

Main causes: salt bridge inside the salt tank, bad timer, valve motor failure, faulty rotor valve, clogged venturi…

Main causes: loose water line connections, cracked water-carrying components, bad rotor valve seals…

Main causes: lack of electrical power, bad power transformer, faulty timer…

Main causes: empty salt tank, salt bridge, depleted resin, clogged or damaged venturi, broken rotor position switch, fai…

Main causes: broken resin tank screen, bad resin tank seals, cracked upper distributor in resin tank…

Main causes: broken water flow meter, faulty timer, water flow to softener is bypassed…

Repair guides for water softeners

These step-by-step repair guides will help you safely fix what’s broken on your water softener.

How to replace a water softener venturi

How to replace a water softener venturi

The venturi valve in your water softener draws brine water from the salt tank to the resin tank for regeneration. Follow…

Repair difficulty
Time required
 15 minutes or less
How to replace a water softener rotor position switch

How to replace a water softener rotor position switch

The rotor position switch detects the position of the valve rotor. If the rotor position switch fails, follow these step…

Repair difficulty
Time required
 30 minutes or less
How to replace a water softener timer

How to replace a water softener timer

The timer is the control board you use to program the water softener. If the timer isn’t accepting commands when you pus…

Repair difficulty
Time required
 15 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 water softener.

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Top questions about Sears and Sears PartsDirect

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What are the main components of a lawn mower?

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