Lawn & Garden Engine

Model # 375-SU Official MTD engine

Here are the diagrams and repair parts for Official MTD 375-SU engine, as well as links to manuals and error code tables, if available.

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375-SU Engine
Lawn & Garden Equipment Engine Spark Plug 951-10292
#23

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.
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$5.47
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Lawn & Garden Equipment Engine Carburetor Gasket 951-11569A
#40

Carburetor diagram

Lawn & garden equipment engine carburetor gasket

Part #951-11569A

Replaced by #751P12005A

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Manufacturer substitution
This part replaces 951-11569A. Substitute parts can look different from the original.
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$7.53
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Lawn & Garden Equipment Engine Carburetor Gasket 951-11567
#38

Carburetor diagram

Lawn & garden equipment engine carburetor gasket

Part #951-11567

Replaced by #751P11567B

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Manufacturer substitution
This part replaces 951-11567. Substitute parts can look different from the original.
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$3.07
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Lawn & Garden Equipment Engine Carburetor Float Bowl Gasket 951-11589
#R

Carburetor diagram

Lawn & garden equipment engine carburetor float bowl gasket

Part #951-11589

Replaced by #951-11589A

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Manufacturer substitution
This part replaces 951-11589. Substitute parts can look different from the original.
BEST SELLER
$9.59
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Lawn & Garden Equipment Engine Carburetor Gasket 951-11897
#44

Carburetor diagram

Lawn & garden equipment engine carburetor gasket

Part #951-11897

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$6.20
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Lawn & Garden Equipment Engine Fuel Tank Cap (replaces 951-10649a, 951-12532) 951-12533
#143

Fuel tank/mounting diagram

Lawn & garden equipment engine fuel tank cap (replaces 951-10649a, 951-12532)

Part #951-12533

This item is not returnable
$32.00
16% OFF Phone Price : $38.00
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Snowblower Ignition Switch (replaces 751-10637, 925-04031a) 951-10637
#50

Muffler/air housing diagram

Snowblower ignition switch (replaces 751-10637, 925-04031a)

Part #951-10637

This item is not returnable
$18.67
10% OFF Phone Price : $20.67
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Snowblower Throttle Knob (replaces 751-11224, 951-10757) 951-11224
#49

Muffler/air housing diagram

Snowblower throttle knob (replaces 751-11224, 951-10757)

Part #951-11224

This item is not returnable
$12.09
14% OFF Phone Price : $14.09
In Stock
Lawn & Garden Equipment Engine Fuel Bowl Mounting Bolt 710-04945
#W

Carburetor diagram

Lawn & garden equipment engine fuel bowl mounting bolt

Part #710-04945

This item is not returnable
$6.46
13% OFF Phone Price : $7.46
In Stock
Snowblower Engine Oil Drain Pipe And Cap (replaces 751-10641) 951-10641
#176

Crankcase diagram

Snowblower engine oil drain pipe and cap (replaces 751-10641)

Part #951-10641

This item is not returnable
$19.90
9% OFF Phone Price : $21.90
In Stock

Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

Things to do: replace the spark plug, change the oil, rebuild the carburetor, adjust valve lash, adjust or replace the b…

Main causes: clogged chute, damaged auger blades, broken shear pins, worn auger belt, damaged gear case, engine problems…

Main causes: dirty carburetor, stale fuel…

Main causes: punctured tire, damaged rim…

Main causes: dirty carburetor, clogged fuel filter, dirty spark plug, incorrect valve lash, leaky engine gaskets…

Main causes: stale gas, clogged carburetor, clogged or broken fuel line, dirty spark plug, bad rewind starter, incorrect…

Main causes: loose drive clutch cable, damaged drive clutch cable, worn friction disc, scraper blade scraping the ground…

Main causes: snow build-up in chute, chute drive mechanism failure, bad chute control assembly…

Main causes: clogged chute, snow build-up in auger housing, broken auger shear pins, auger drive belt needs adjustment, …

Repair guides for gas snowblowers

These step-by-step repair guides will help you safely fix what’s broken on your snowblower.

How to adjust snowblower engine valve lash

How to adjust snowblower engine valve lash

Adjust the engine valve lash on your snowblower to keep the engine starting and running smoothly.…

Repair difficulty
Time required
 15 minutes or less
How to adjust snowblower skid shoes

How to adjust snowblower skid shoes

To prevent snowblower auger and shave plate damage, adjust the skid shoes regularly to keep the shave plate ¼-inch high.…

Repair difficulty
Time required
 15 minutes or less
How to replace a snowblower shave plate

How to replace a snowblower shave plate

Follow the 7 easy steps in this repair guide/video to replace a worn out shave plate on your snowblower.…

Repair difficulty
Time required
 15 minutes or less

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Use the advice and tips in these articles and videos to get the most out of your snowblower.

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Top questions about Sears and Sears PartsDirect

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What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…