Craftsman
Gas Walk-Behind Mower

Model # 917380542 Official Craftsman lawn mower

Here are the diagrams and repair parts for Official Craftsman 917380542 lawn mower, 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 239 parts  |

Lawn Mower O-ring 631028
#29

4-cycle engine diagram

Lawn mower o-ring

Part #631028

Replaced by #631028A

?
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
In Stock
Needle Seat 631021
#30

4-cycle engine diagram

Needle seat

Part #631021

Replaced by #631021B

?
Manufacturer substitution
This part replaces 631021. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$10.12
17% OFF Phone Price : $12.12
In Stock
Lawn & Garden Equipment Washer (replaces 532851074, 5328510-74) 851074
#37

Craftsman 20" rotary lawnmower diagram

Lawn & garden equipment washer (replaces 532851074, 5328510-74)

Part #851074

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$2.79
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Lawn Mower Blade Adapter 850977
#39

Craftsman 20" rotary lawnmower diagram

Lawn mower blade adapter

Part #850977

Replaced by #581547901

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Manufacturer substitution
This part replaces 850977. Substitute parts can look different from the original.
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$13.96
13% OFF Phone Price : $15.96
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Starter 590694

#NI

All parts diagram

Starter

Part #590694

Replaced by #590785

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Manufacturer substitution
This part replaces 590694. Substitute parts can look different from the original.
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In Stock
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

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Primer Assembly 632047
#35

4-cycle engine diagram

Primer assembly

Part #632047

Replaced by #632047A

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Manufacturer substitution
This part replaces 632047. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
In Stock
Lawn Mower Cable Bracket 86899X004
#3

Craftsman 20" rotary lawnmower diagram

Lawn mower cable bracket

Part #86899X004

Replaced by #429930X004

?
Manufacturer substitution
This part replaces 86899X004. Substitute parts can look different from the original.
This item is not returnable
$3.59
22% OFF Phone Price : $4.59
In Stock
Lawn & Garden Equipment Engine Recoil Starter Handle (replaces 590443, 590452) 590701
#13

Rewind starter diagram

Lawn & garden equipment engine recoil starter handle (replaces 590443, 590452)

Part #590701

This item is not returnable
$7.80
11% OFF Phone Price : $8.80
In Stock
Shoulder Bolt 84921
#24

Craftsman 20" rotary lawnmower diagram

Shoulder bolt

Part #84921

Replaced by #532174719

?
Manufacturer substitution
This part replaces 84921. Substitute parts can look different from the original.
This item is not returnable
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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 walk-behind mowers

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

Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

Learn about a new feature added to the Search Bar on Sears PartsDirect…

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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Top questions about Sears and Sears PartsDirect

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