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MTD
Lawn & Garden Engine

Model # 4P90HUD Official MTD engine

Here are the diagrams and repair parts for Official MTD 4P90HUD engine, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 127 parts  |
Lawn & Garden Equipment Engine Spark Plug 951-10292
#19

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
$6.47 | 
60% OFF MSRP : $16.00
In Stock
Lawn & Garden Equipment Engine Oil Filter 951-12690
#123

Crankshaft & crankcase cover diagram

Lawn & garden equipment engine oil filter

Part #951-12690

BEST SELLER
$14.14 | 
12% OFF Phone Price : $16.14
In Stock
Lawn Tractor Air Filter 937-05122
#32

Air intake diagram

Lawn tractor air filter

Part #937-05122

BEST SELLER
$26.90 | 
16% OFF Phone Price : $31.90
In Stock
Lawn & Garden Equipment Engine Ignition Coil 951-12220
#62

Ignition & electrical diagram

Lawn & garden equipment engine ignition coil

Part #951-12220

BEST SELLER
$85.19 | 
23% OFF MSRP : $110.00
In Stock
Lawn & Garden Equipment Engine Carburetor Gasket 951-12261
#24

Carburetor assembly diagram

Lawn & garden equipment engine carburetor gasket

Part #951-12261

BEST SELLER
This item is not returnable
$6.35 | 
14% OFF Phone Price : $7.35
In Stock
Lawn & Garden Equipment Engine Carburetor Float Bowl Gasket 951-11349
#DD

Carburetor assembly diagram

Lawn & garden equipment engine carburetor float bowl gasket

Part #951-11349

Replaced by #951-11349A

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Manufacturer substitution
This part replaces 951-11349. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.24 | 
22% OFF MSRP : $6.70
In Stock
Lawn & Garden Equipment Engine Carburetor 951-05149
#25

Carburetor assembly diagram

Lawn & garden equipment engine carburetor

Part #951-05149

$147.58 | 
6% OFF Phone Price : $157.58
In Stock
Lawn & Garden Equipment Engine Carburetor Insulator Gasket 951-12263
#22

Carburetor assembly 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 Starter Motor 951-12207
#73

Crankcase diagram

Lawn & garden equipment engine starter motor

Part #951-12207

$214.67 | 
$10.00 OFF Phone Price : $224.67
In Stock
Lawn & Garden Equipment Engine Voltage Regulator 951-12242
#100

Crankshaft & crankcase cover diagram

Lawn & garden equipment engine voltage regulator

Part #951-12242

$63.45 | 
7% OFF Phone Price : $68.45
In Stock

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