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Craftsman
Lawn & Garden Engine

Model # 143998503 Official Craftsman engine

Here are the diagrams and repair parts for Official Craftsman 143998503 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 200 parts  |
Lawn Mower O-ring 631028
#29

Carburetor no.# 640012 diagram

Lawn mower o-ring

Part #631028

Replaced by #631028A

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Manufacturer substitution
This part replaces 631028. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
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Spark Plug 33636
#135

Engine 143.998503 diagram

Spark plug

Part #33636

Replaced by #J19LM

?
Manufacturer substitution
This part replaces 33636. Substitute parts can look different from the original.
BEST SELLER
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$4.80 | 
17% OFF Phone Price : $5.80
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Needle Seat 631021
#30

Carburetor no.# 640012 diagram

Needle seat

Part #631021

Replaced by #631021B

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Manufacturer substitution
This part replaces 631021. Substitute parts can look different from the original.
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$9.79 | 
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Lawn & Garden Equipment Engine Recoil Starter Rope, 98-in (replaces 1258, 28288, 28358, 28528, 30971, 31285, 31395, 31396, 31696, 590451a, 590456, 590527, 730608, 740032) 590535
Lawn & garden equipment engine recoil starter rope, 98-in (replaces 1258, 28288, 28358, 28528, 30971, 31285, 31395, 31396, 31696, 590451a, 590456, 590527, 730608, 740032)

Part #590535

BEST SELLER
This item is not returnable
$2.49 | 
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Cap 36246
#301

Engine 143.998503 diagram

Cap

Part #36246

Replaced by #37844

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Manufacturer substitution
This part replaces 36246. Substitute parts can look different from the original.
BEST SELLER
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$6.69 | 
13% OFF Phone Price : $7.69
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Cook Top Side Trim Kit Lawn & Garden Equipment Engine Air Filter (replaces 28424l) 28424
#171

Engine 143.998503 diagram

Cook top side trim kit lawn & garden equipment engine air filter (replaces 28424l)

Part #28424

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$4.14 | 
19% OFF Phone Price : $5.14
In Stock
Float 632019
#28

Carburetor no.# 640012 diagram

Float

Part #632019

Replaced by #632019A

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Manufacturer substitution
This part replaces 632019. Substitute parts can look different from the original.
This item is not returnable
$8.89 | 
10% OFF Phone Price : $9.89
In Stock
Lauson Lawn & Garden Equipment Engine Fuel Line (replaces 30241, 430217, 503-1199, 503-1577, Tc-30962) 30962
#290

Engine 143.998503 diagram

Lauson lawn & garden equipment engine fuel line (replaces 30241, 430217, 503-1199, 503-1577, tc-30962)

Part #30962

This item is not returnable
$6.76 | 
13% OFF Phone Price : $7.76
In Stock
Troybilt Lawn & Garden Equipment Engine Carburetor Float Bowl (replaces 631025, 632808) 631867
#25

Carburetor no.# 640012 diagram

Troybilt lawn & garden equipment engine carburetor float bowl (replaces 631025, 632808)

Part #631867

This item is not returnable
$3.49 | 
22% OFF Phone Price : $4.49
In Stock
Troybilt Lawn & Garden Equipment O-ring 35499
#307

Engine 143.998503 diagram

Troybilt lawn & garden equipment o-ring

Part #35499

This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock

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