Kohler CH640-3042 MTD 20.5 HP (15.3 kW) Parts Diagrams

There are (229) parts used by this model.

Found on Diagram: Air Intake Group 10-24-229 CH18-750
2534104S

Cover Knob

$7.96

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5475501S

Knob With Seal Kit

$9.10

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2409669S

COVER AIR CLEANER

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2403203S

Inner Clean Air Seal

$4.88

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1210001S

Wing Nut

$3.92

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2409601S

Inner Air Cleaner Cover

$16.53

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2408302S

Pre-Cleaner Element

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4708303S

ELEMENT AIR CLEANER

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2408653S

Screw

$2.37

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24126130S

Air Cleaner Bracket

$10.73

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25086400S

SCREW THREAD FORMING

$2.37

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2409484S

Air Cleaner Base Kit

$18.47

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24126206S

Air Cleaner Bracket

$10.11

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2415320S

O-Ring

$2.37

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2404106S

Air Cleaner Gasket

$2.48

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2413907S

PLUG HOLE

$3.08

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1210001S

Wing Nut

$3.92

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Found on Diagram: Blower Housing Group 6-24-448 CH18-750
25086400S

SCREW THREAD FORMING

$2.37

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24063114S

BAFFLE VALLEY 1 CYL

$6.33

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2406385S

KIT CYL BAFFEL 1 SI

$17.43

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25086397S

Thread Form Screw

$4.00

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2406394S

Baffle

$9.43

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2406388S

Baffle Left Barrel

$28.91

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2414659S

KIT BACKING PLATE

$15.44

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24027442S

Blower Housing Kit

$155.19

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25086396S

Thread Forming Screw

$2.37

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25086398S

Thread Form Screw

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2510037S

Plastic Nut

$2.37

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2533219S

INSERT THREADED M5

$3.17

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Found on Diagram: Carburetor Repair Kit (24853178-S)
24755175S

KIT HIGH ALTITUDE 4

$60.33

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Found on Diagram: Crankcase Group 2-24-98
2513957S

3/8 in. Pip Plug

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2403219S

Oil Seal

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2438016S

Locating Pin

$4.15

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2506704S

Connecting Rod Standard

$59.75

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2506705S

ROD ASSY CONNECTING

$59.75

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2487446S

Piston Kit (No Longer Available) (No Longer Available)

No Longer Available

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2401801S

Piston Pin Retainer

$2.37

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2410822S

Piston Rings (No Longer Available)

No Longer Available

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2401223S

CAMSHAFT MACHINED 1

$139.71

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5213909S

Cup Plug

$4.88

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2401809S

Retainer Ring
After Serial Number 3004904671

$2.37

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M931010S

Flat Washer

$2.37

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2803209S

Cross Shaft Governor Seal

$3.29

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2446815S

Flat Washer

$2.37

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2414439S

SHAFT GOVERNOR CROSS

$41.78

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2401223S

CAMSHAFT MACHINED 1

$139.71

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Found on Diagram: Crankshaft Group 1-24-51 CH18-750
24014453S

CRANKSHAFT NON THRUS

$421.71

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5213909S

Cup Plug

$4.88

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Found on Diagram: Cylinder Head/ Breather Group 4-24-384 CH18-750
2475546S

Oil Cap

$11.64

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2515302S

Dipstick O-Ring

$2.37

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24755140S

Oil Fill Valve Cover Kit

$36.40

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M651030S

Flanged Screw

$2.37

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2529410S

KIT 1/4 FITTING ST

$6.22

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2529411S

90 Degree Fitting Kit

$11.37

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2455912S

Fuel Pump Valve Cover Kit

$163.61

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2515324S

O RING

$10.51

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M640034S

Flange Screw

$2.37

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2475566S

Train Valve Kit

$45.01

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3201602S

VALVE EXHAUST .25

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2484101S

Cylinder Head Gasket Kit

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24318202S

Cylinder Kit

$242.65

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2503214S

Valve Stem Seal

$11.21

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2408902S

Valve Spring

$8.04

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1275503S

Retainer Kit

$5.92

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2517328S

Valve Spring Cap

$8.07

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235011S

Spring Retainer

$6.26

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25086396S

Thread Forming Screw

$2.37

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2523737S

Hose Clamp Spring

$2.37

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2432689S

Breather Hose

$9.53

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2523731S

Hose Clamp

$4.58

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2513960S

Countersunk Pipe Plug

$3.09

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2404167S

Breather Gasket

$12.94

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2401701S

Intake Valve

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M545010S

Screw

$4.32

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2440206S

Breather Reed

$3.12

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2403301S

Breather Assembly Kit

$30.80

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2405011S

Breather Filter

$2.37

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6601804S

Reed Retainer

$4.70

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25086395S

Thread Forming Screw

$2.37

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2544503S

STRAP LIFT

$2.37

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2535111S

Lifter Kit

$22.37

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2441105S

Push Rod

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6208608S

Screw

$5.53

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24318203S

KIT CYLINDER HEAD

$242.65

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2518601S

Rocker Arm

$12.75

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2459902S

Rocker Arm Pivot

$2.37

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1275503S

Retainer Kit

$5.92

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Found on Diagram: Engine Controls Group 9-24-469 CH18-750
25086398S

Thread Form Screw

$3.57

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2523753S

CLAMP CABLE CABLE

$3.28

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25086473S

Thread Forming Screw

$2.42

Options Add to Cart
2407923S

LINKAGE CHOKE

$6.08

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M401030S

Cap Screw

$3.17

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M446030S

Hex Nut

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2409047S

LEVER THROTTLE ACTUA

$2.53

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25086397S

Thread Form Screw

$4.00

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24126263S

BRACKET CONTROL

$10.04

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2408903S

Chke Return Spring

$2.82

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M547050S

Lock Nut

$2.37

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2515811S

Throttle Linkage Bushing

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2408901S

Governor Link

$6.37

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2515808S

LINKAGE BUSHING

$5.70

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2408951S

Governor Spring

$5.01

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2407901S

Throttle Linkage

$3.62

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2421103S

Sq Neck Bolt Rhd

$2.37

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2409069S

Governor Lever

$8.94

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M641060S

Flanged Nut

$4.14

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2408948S

Governor Spring

$8.67

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2523753S

CLAMP CABLE CABLE

$3.28

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Found on Diagram: Exhaust Group 11-24-3 ECH630-749
2507224s

Stud

$3.91

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2541807S

Oxygen Sensor
CALIFORNIA ONLY

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Found on Diagram: Fuel System Group 8-24-642
24853181S

KIT CARB KEIHIN

$428.82

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2404106S

Air Cleaner Gasket

$2.48

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2404153S

Carburetor Gasket

$3.19

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25086124S

Screw Flg

$2.37

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2405013S

Fuel Filter

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2523731S

Hose Clamp

$4.58

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2511181S

Low Permeating Fuel Hose

$17.81

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Found on Diagram: Fuel System Group 8-24-642 CH18-750
2511181S

Low Permeating Fuel Hose

$17.81

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24853181S

KIT CARB KEIHIN

$428.82

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25086124S

Screw Flg

$2.37

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2404106S

Air Cleaner Gasket

$2.48

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2404117S

Carburetor Gasket

$9.10

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2405013S

Fuel Filter

Options Add to Cart
2543112S

SLEEVE FUEL LINE

$10.10

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2408608S

SCREW FLOAT

$2.71

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2475708S

Accelerator Pump Repair Kit

$85.31

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2407906S

LINKAGE ROD

$27.24

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2475709S

KIT REPAIR ACC PUMP

$109.99

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2408607S

SCREW SOLENOID

$3.62

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2475701S

Solenoid Kit

$229.23

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2415304S

O-Ring Solenoid

$4.38

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2415305S

O RING SOLENOID

$4.38

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2452101S

SEAT SOLENOID

$37.74

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2436801S

NEEDLE IDLE

$13.04

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2408911S

SPRING IDLE NEEDLE

$5.83

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2415306S

O RING SOLENOID

$4.38

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2475702S

Float Repair Kit

$135.11

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2415302S

O Ring

$6.68

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2415401S

CLIP INLET NEEDLE VA

$7.39

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2446201S

VALVE INLET NEEDLE

$39.65

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2417302S

CAP CHOKE LEVER

$7.90

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2475707S

Chk Repair Kit

$95.61

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2404109S

Carburetor Gasket

$31.76

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2408609S

SCREW CARBURETOR BOD

$2.71

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24164276S

Intake Manifold Kit

$185.98

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2404153S

Carburetor Gasket

$3.19

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2415327S

Intake Port O-Ring

$3.48

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Found on Diagram: Identification Group 12-24-644 CH18-750
2511379S

Clear Lamination Label

$2.30

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2511338S

DECAL HIGH ALTITUDE

$11.78

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Found on Diagram: Ignition/ Charging Group 5-24-1126 CH18-750
237878S

15/20 Amp Stator Kit

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25086402S

SCREW THREAD FORMING

$2.37

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24584201S

Ignition Module Kit

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25086473S

Thread Forming Screw

$2.42

Options Add to Cart
2402555S

Flywheel

$312.92

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X4215S

Woodruff Key

$2.82

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1246803S

Flat Washer

$6.29

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25086361S

Hex Flange Screw

$3.51

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24755253S

Flywheel Fan

$45.60

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2508647S

Shoulder Bolt

$2.37

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2416235S

SCREEN GRASS LOW PRFL

$24.14

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25086126S

SCREW SEMS DOG POINT

$5.07

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25086157S

SCREW HEX FLANGE HI

$2.37

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2451812S

KIT GROUND LEAD

$4.58

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2540337S

REGULATOR/RECT 12/15A

$106.85

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2515541S

Connector

$7.74

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235173S

CLIP CABLE

$11.32

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210281S

CLIP

$7.48

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2513212S

Spark Plug

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2508691S

SCREW WSH HD TAP 8

$3.09

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24176171S

HARNESS WIRING ASSEM

$118.50

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2545407S

TIE

$2.37

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Found on Diagram: Lubrication Group 3-24-655 CH18-750
24755121S

Dipstick

$35.63

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2403810S

Dipstick

$12.35

Options Add to Cart
2503206S

Oil Seal

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2513960S

Countersunk Pipe Plug

$3.09

Options Add to Cart
2509927S

Oil Pressure Switch

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2508617S

NO LONGER AVAILABLE

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24009238S

KIT CLOSURE PLATE AS

$409.71

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1214402S

Governor Gear Shaft

$4.38

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2444802S

Locking Tab

$2.37

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2404312S

Governor Gear

$69.22

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1238001S

Governor Regulator Pin

$3.23

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2415308S

O-Ring

$6.33

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2439353S

Oil Pump Assembly (No Longer Available) (No Longer Available) (No Longer Available)
(Before S/N 432400011)

No Longer Available

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2415301S

Oil Pick-Up O-Ring
(Before S/N 432400011)

$2.37

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2438104S

Oil Pick Up
(Before S/N 432400011)

$34.78

Options Add to Cart
X2553S

WASHER FLAT 1/4 O.
(Before S/N 432400011)

$3.09

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25086401S

Thread Forming Screw
(Before S/N 432400011)

$2.98

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1205001S

Oil Filter

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2413609S

Nipple Oil Filter

$5.69

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2408974S

SPRING COMPRESSION
(After S/N 4327400001)

$2.21

Options Add to Cart
2415333S

SEAL OIL PUMP COVER
(After S/N 4327400001)

$2.79

Options Add to Cart
2438113S

PICK UP ASSEMBLY OIL
(After S/N 4327400001)

$7.03

Options Add to Cart
2415334S

O RING OIL PICK UP
(After S/N 4327400001)

$2.24

Options Add to Cart
2439370S

PUMP ASSEMBLY OIL
(After S/N 4327400001)

$32.82

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24096151S

COVER OIL PUMP
(After S/N 4327400001)

$2.42

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25086414S

SCREW BUTTON HEAD
(After S/N 4327400001)

$2.25

Options Add to Cart
2519403S

PRESSURE RELIEF BALL
(After S/N 4327400001)

$2.21

Options Add to Cart
2412325S

TUBE DIPSTICK

$11.33

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Found on Diagram: Sealant, Thread Lock and Lubricant
2535702S

Case of SAE30 Oil

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2535712S

LUBRICANT GREASE SP

$21.10

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2535714S

LUBRICANT CAMSHAFT

$1.50

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2535768S

Oil (No Longer Available)

No Longer Available

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2559711S

SEALANT LOCTITE 680

$3.40

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2559706S

SEALANT LOCTITE 222 R

$4.32

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2559707S

Loctite Sealant

$28.82

Options Add to Cart
5235701S

Starter Lubricant (No Longer Available)

No Longer Available

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Found on Diagram: Starting Group 7-24-12 CH18-750
M841080S

Flanged Nut

$2.37

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2509824S ?

Solenoid Shift Starter (No Longer Available)

Options Add to Cart
M851080S

Screw

$4.30

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2408104S

DRIVE END CAP
(Before S/N 4018700011)

$368.55

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5210010S

NUT
(Before S/N 4018700011)

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1209010S

LEVER DRIVE
(Before S/N 4018700011)

$73.95

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2475584S

KIT STARTER REPAIR
(Before S/N 4018700011)

$62.49

Options Add to Cart
1223901S

DRIVE PINION
(Before S/N 4018700011)

$293.57

Options Add to Cart
5243502S

STARTER SOLENOID
(Before S/N 4018700011)

$502.96

Options Add to Cart
1217004S

NO LONGER AVAILABLE
(Before S/N 4018700011)

No Longer Available

Options Add to Cart
1247101S

NO LONGER AVAILABLE
(Before S/N 4018700011)

No Longer Available

Options Add to Cart
5222101S

BRUSH SPRING KIT
(Before S/N 4018700011)

$115.68

Options Add to Cart
5232303S

BRUSH HOLDER
(Before S/N 4018700011)

$23.15

Options Add to Cart
5208909S

SPRING BRUSH
(Before S/N 4018700011)

$6.80

Options Add to Cart
5216801S

INSULATOR
(Before S/N 4018700011)

$31.77

Options Add to Cart
5221105S

THRU BOLT
(Before S/N 4018700011)

$10.27

Options Add to Cart
2430101S

NO LONGER AVAILABLE
(Before S/N 4018700011)

No Longer Available

Options Add to Cart
2543504S

Starter Solenoid (No Longer Available)
(After S/N 4018700001 & Before S/N 4204400011 )

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2575533S

Kit Starter Pinion

$162.35

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25086113S

SCREW EXTERNAL TORX

$15.94

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2514105S

NO LONGER AVAILABLE

No Longer Available

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2522101S

KIT BRUSH HOLDER

$71.10

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