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MTD
Lawn & Garden Engine

Model # 4P90MUA Official MTD engine

Here are the diagrams and repair parts for Official MTD 4P90MUA 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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ALL PARTS
Showing 10 of 173 parts  |
Lawn & Garden Equipment Engine Spark Plug 951-10292
#162

Cylinder head diagram

Lawn & garden equipment engine spark plug

Part #951-10292

Replaced by #951-10292A

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Manufacturer substitution
This part replaces 951-10292. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.70 | 
15% OFF Phone Price : $6.70
In Stock
Lawn & Garden Equipment Engine Air Filter 951-12260
#126

Air intake diagram

Lawn & garden equipment engine air filter

Part #951-12260

Replaced by #937-05065A

?
Manufacturer substitution
This part replaces 951-12260. Substitute parts can look different from the original.
BEST SELLER
$22.87 | 
21% OFF Phone Price : $28.87
In Stock
Lawn & Garden Equipment Engine Oil Filter 951-12690
#114

Crankshaft & crankcase cover diagram

Lawn & garden equipment engine oil filter

Part #951-12690

Replaced by #490-201-Y010

?
Manufacturer substitution
This part replaces 951-12690. Substitute parts can look different from the original.
BEST SELLER
$16.97 | 
11% OFF Phone Price : $18.97
In Stock
Carburetor 951-12823
#131

Carburetor diagram

Carburetor

Part #951-12823

Replaced by #951-12771A

?
Manufacturer substitution
This part replaces 951-12823. Substitute parts can look different from the original.
BEST SELLER
$110.63 | 
10% OFF Phone Price : $122.63
In Stock
Lawn & Garden Equipment Engine Pre-filter 951-12256
#124

Air intake diagram

Lawn & garden equipment engine pre-filter

Part #951-12256

BEST SELLER
$7.99 | 
11% OFF Phone Price : $8.99
In Stock
Lawn & Garden Equipment Engine Ignition Coil 951-12220
#39

Ignition & electrical diagram

Lawn & garden equipment engine ignition coil

Part #951-12220

BEST SELLER
$84.93 | 
7% OFF Phone Price : $90.93
In Stock
Lawn & Garden Equipment Engine Voltage Regulator 951-12242
#85

Crankshaft & crankcase cover diagram

Lawn & garden equipment engine voltage regulator

Part #951-12242

$63.45 | 
9% OFF Phone Price : $69.45
In Stock
Lawn & Garden Equipment Engine Carburetor Insulator Gasket 951-12263
#138

Carburetor diagram

Lawn & garden equipment engine carburetor insulator gasket

Part #951-12263

This item is not returnable
$6.35 | 
14% OFF Phone Price : $7.35
In Stock
Lawn & Garden Equipment Engine Stator 951-12224
#44

Ignition & electrical diagram

Lawn & garden equipment engine stator

Part #951-12224

$89.52 | 
6% OFF Phone Price : $95.52
In Stock
Lawn Tractor Engine Oil Drain Plug Assembly 951-12194
#194

Crankshaft & crankcase cover diagram

Lawn tractor engine oil drain plug assembly

Part #951-12194

This item is not returnable
$10.17 | 
16% OFF Phone Price : $12.17
In Stock

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