MTD Small Engine 4P90MUA Parts

Shop replacement repair parts for MTD Small Engine model 4P90MUA

Brand:MTD

Model:4P90MUA

Product:Small Engine

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175 results

MTD Small Engine Spark Plug

Genuine OEM Part # 951-10292A | RC Item #4974855

# 951-10292A
RC Item #4974855

Skill Level (1)

We sell the real thing!

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$4.69

MTD Spark Plug. The spark plug ignites the fuel and air mixture in the cylinder to power the engine. If the spark plug is burnt, fouled or damaged the engine may not start or may run rough.

MTD Small Engine Flywheel Key

Genuine OEM Part # 751P10307A | RC Item #4975656

# 751P10307A
RC Item #4975656

We sell the real thing!

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$2.78

Flywheel key

MTD Small Engine Washer

Genuine OEM Part # 951-11349A | RC Item #4977898

# 951-11349A
RC Item #4977898

Skill Level (1)

We sell the real thing!

Watch Video

$5.64

Fuel drain plug gasket

MTD Small Engine Oil Filter

Genuine OEM Part # 951-12690 | RC Item #2397710

# 951-12690
RC Item #2397710

Skill Level (1)

We sell the real thing!

Watch Video

$19.56

Filter-engine oil

MTD Small Engine Air Filter

Genuine OEM Part # 93705065A | RC Item #4523723

# 93705065A
RC Item #4523723

Skill Level (1)

We sell the real thing!

Watch Video

$25.74

Air filter

MTD Small Engine Seal

Genuine OEM Part # 951-11375A | RC Item #4981577

# 951-11375A
RC Item #4981577

We sell the real thing!

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$18.78

Seal-oil

MTD Small Engine Rocker Arm

Genuine OEM Part # 951-11981A | RC Item #4977565

# 951-11981A
RC Item #4977565

We sell the real thing!

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$48.74

Rocker Arm Assembly

MTD Small Engine Combination contro

Genuine OEM Part # 95115513 | RC Item #4523927

# 95115513
RC Item #4523927

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$15.78

MTD Small Engine Cooling Fan

Genuine OEM Part # 95112222B | RC Item #4523838

# 95112222B
RC Item #4523838

We sell the real thing!

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$68.36

Cooling fan

MTD Small Engine Manifold-add air

Genuine OEM Part # 95112257A | RC Item #4372127

# 95112257A
RC Item #4372127

We sell the real thing!

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$8.52

MTD Small Engine Engine-complete

Genuine OEM Part # 952Z4P90MUD | RC Item #3540110

# 952Z4P90MUD
RC Item #3540110

We sell the real thing!

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$929.11

MTD Small Engine Plate

Genuine OEM Part # 951-12770A | RC Item #3539841

# 951-12770A
RC Item #3539841

We sell the real thing!

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$4.41

Breather cover pla

MTD Small Engine Crankcase Cover

Genuine OEM Part # 951-12318A | RC Item #3539832

# 951-12318A
RC Item #3539832

We sell the real thing!

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$148.47

Crankcase cover as

MTD Small Engine Manifold gasket-ad

Genuine OEM Part # 951-12258A | RC Item #3539830

# 951-12258A
RC Item #3539830

We sell the real thing!

Watch Video

$4.72

MTD Small Engine Intake manifold; int

Genuine OEM Part # 951-12257B | RC Item #3539829

# 951-12257B
RC Item #3539829

We sell the real thing!

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$13.18

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MTD 4P90MUA Problems & Repair Solutions

There are only a handful of issues that crop up with most appliances and equipment. Since 1912, we've learned to recognize the most common MTD 4P90MUA problems ― and their solutions. Do any of these look familiar?

Small engine won't start

4 possible causes and potential solutions

Video

Small engine stops after a few seconds

1 possible causes and potential solutions

Video

Small engine runs poorly

2 possible causes and potential solutions

Video

VIEW ALL COMMON PROBLEMS Shop All MTD Small Engine Parts

Frequently Purchased Together For This Model

$4.69

$2.78

$5.64

$19.56

4P90MUA Parts

Maintain and repair your MTD 4P90MUA Small Engine efficiently with genuine MTD 4P90MUA replacement parts from Repair Clinic. Our extensive inventory includes parts for all common 4P90MUA repairs, ensuring you have everything needed for a successful fix.

Search by model number, part category, part title, or specific symptoms to locate the right parts for your 4P90MUA. Use detailed parts diagrams, repair help guides, and manuals to guide your repair process. Repair Clinic provides troubleshooting tips and videos to resolve common issues and keep your equipment running like new.

Why Choose Repair Clinic for 4P90MUA Parts?

Genuine MTD replacement parts
Same-day shipping on in-stock items
365-day, no-hassle return policy
Price match guarantee

Repair your MTD 4P90MUA Small Engine with reliable replacement parts and expert support from Repair Clinic. Order today and ensure your Small Engine stays in top condition.

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