Poulan
Gas Walk-Behind Mower

Model #PP800MI Official Poulan 20" rotary lawn mower

Here are the diagrams and repair parts for Poulan PP800MI 20" rotary 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.

Showing 10 of 50 parts

Lawn Mower Lock Nut, 3/8-in (replaces 409149, 532409148)#15

Engine/housing/handle Diagram

Lock nut

Part #532083923
Replaced by #532409149
?
Manufacturer substitution
This part replaces 532083923. Substitute parts can look different from the original.
BEST SELLER
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Back Order
$2.49 | 
29% OFF 
Phone Price: $3.49
Lawn Tractor Lock Nut (replaces 5394H, 73750600, 751592)#32

Engine/housing/handle Diagram

Locknut (3/8

Part #532751592
Replaced by #73930600
?
Manufacturer substitution
This part replaces 532751592. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
In Stock
$2.49 | 
29% OFF 
Phone Price: $3.49
Lawn Mower Blade Adapter (replaces 532850977, 5328509-77, 850977)#39

Engine/housing/handle Diagram

Blade adapter

Part #532850977
Replaced by #581547901
?
Manufacturer substitution
This part replaces 532850977. Substitute parts can look different from the original.
BEST SELLER
In Stock
$12.95 | 
13% OFF 
Phone Price: $14.95
Lawn Mower Zone Control Cable (replaces 532130861, 5321308-61, 851668)#10

Engine/housing/handle Diagram

Engine cable

Part #532130861
Replaced by #130861
?
Manufacturer substitution
This part replaces 532130861. Substitute parts can look different from the original.
BEST SELLER
In Stock
$14.39 | 
12% OFF 
Phone Price: $16.39
Lawn Mower Wheel Hub Cap (replaces 5320774-00, 77400)#14

Engine/housing/handle Diagram

Hubcap

Part #532077400
Replaced by #532077400
?
Manufacturer substitution
This part replaces 532077400. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
Back Order
$4.19 | 
19% OFF 
Phone Price: $5.19
Lawn & Garden Equipment Lock Nut#7

Engine/housing/handle Diagram

Lock nut

Part #532063601
Replaced by #595086601
?
Manufacturer substitution
This part replaces 532063601. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
In Stock
$1.49 | 
40% OFF 
Phone Price: $2.49
Lawn & Garden Equipment Bolt (replaces 532150406, 532850998, 850998)#51

Engine/housing/handle Diagram

Screw

Part #532850998
Replaced by #150406
?
Manufacturer substitution
This part replaces 532850998. Substitute parts can look different from the original.
This item is not returnable
In Stock
$4.89 | 
17% OFF 
Phone Price: $5.89
Lawn Mower Bail Control Bar Stop Bracket (replaces 850733X004)#8

Engine/housing/handle Diagram

Bracket-up s

Part #532125162
Replaced by #532850733
?
Manufacturer substitution
This part replaces 532125162. Substitute parts can look different from the original.
This item is not returnable
In Stock
$5.26
Lawn Mower Washer#36

Engine/housing/handle Diagram

Lawn mower washer

Part #532850263
This item is not returnable
In Stock
$2.16
Nut#52

Engine/housing/handle Diagram

Nut

Part #873510400
This item is not returnable
In Stock
$2.16

Symptoms for gas walk-behind mowers

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

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: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent
Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key
Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel
Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, bad ignition coil

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.

March 1, 2016
Lyle Weischwill
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 cracked.

Repair difficulty
Time required
 15 minutes or less
March 1, 2016
Lyle Weischwill
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

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to replace this tiny but essential part.

Repair difficulty
Time required
 45 minutes or less

Articles and videos common to all 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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