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Troybilt
Gas Walk-Behind Mower

Model # 8654RS Official Troybilt walk-behind lawn mower

Here are the diagrams and repair parts for Official Troybilt 8654RS walk-behind lawn mower, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

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ALL PARTS
Showing 10 of 139 parts  |
Screw B1100046
#5

Engine diagram

Screw

Part #B1100046

Replaced by #710-0514

?
Manufacturer substitution
This part replaces B1100046. Substitute parts can look different from the original.
This item is not returnable
$5.33 | 
16% OFF Phone Price : $6.33
In Stock
Lock Nut B1732499
#50

Engine diagram

Lock nut

Part #B1732499

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

Washer B1100254
#59

Engine diagram

Washer

Part #B1100254

Replaced by #736-0159

?
Manufacturer substitution
This part replaces B1100254. Substitute parts can look different from the original.
This item is not returnable
$5.26 | 
23% OFF MSRP : $6.80
In Stock
Scr 5/16-18x B1186097
#60

Handle assembly diagram

Scr 5/16-18x

Part #B1186097

Replaced by #710-0260A

?
Manufacturer substitution
This part replaces B1186097. Substitute parts can look different from the original.
This item is not returnable
$6.55 | 
13% OFF Phone Price : $7.55
In Stock
Screw B1731025
#83

Handle assembly diagram

Screw

Part #B1731025

Replaced by #710-1174

?
Manufacturer substitution
This part replaces B1731025. Substitute parts can look different from the original.
This item is not returnable
$10.97 | 
15% OFF Phone Price : $12.97
In Stock
Pin B1100349
Pin

Part #B1100349

Replaced by #714-0474

?
Manufacturer substitution
This part replaces B1100349. Substitute parts can look different from the original.
$7.51
In Stock
Washer B1100242
#34

Handle assembly diagram

Washer

Part #B1100242

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

Flat Washer B1708012
#41

Engine diagram

Flat washer

Part #B1708012

Replaced by #736-0188

?
Manufacturer substitution
This part replaces B1708012. Substitute parts can look different from the original.
$6.58 | 
13% OFF Phone Price : $7.58
In Stock
Washer B1752069
#45

Handle assembly diagram

Washer

Part #B1752069

Replaced by #936-0456

?
Manufacturer substitution
This part replaces B1752069. Substitute parts can look different from the original.
This item is not returnable
$7.29
In Stock
Screw B1111607
#64

Engine diagram

Screw

Part #B1111607

Replaced by #710-0395

?
Manufacturer substitution
This part replaces B1111607. Substitute parts can look different from the original.
$7.51
In Stock

Symptoms for gas walk-behind mowers

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

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Why does my lawn mower run rough?

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

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Why does my lawn mower cut unevenly?

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

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Why does my lawn mower vibrate a lot?

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

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Why won't my lawn mower start?

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

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Why does my lawn mower stall?

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

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Why won't my lawn mower move?

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

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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.

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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…

Read more
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. …

Read more
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…

Read more
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.

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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…

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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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