Find the right part faster
Multiple models matched. Select your model to confirm fit.

Plug, 1/4 x .437

PLUG, AVS Counterweight

Plug-running

Plug-dash m-pto

Plug

Plug

Plug

Plug

Plug

Plug

Oil drain plug assem

Plug-oil drain

Plug vent

Plug-oil drain & washer

Plug-
Ensuring your MTD Lawn Mower runs smoothly starts with using genuine OEM replacement Lawn Mower parts. At Repair Clinic, our selection of Lawn Mower spark plugs is designed to maintain your manufacturer's warranty and deliver a precise fit for every MTD model. Whether you're dealing with a Lawn Mower that won't start or one that runs rough, replacing the spark plug can often solve the issue. Explore our inventory of Lawn Mower parts online for top-quality options tailored to your MTD equipment. By choosing OEM repair parts, you're investing in the longevity and efficiency of your Lawn Mower. For other essential repair parts, visit our replacement parts page and ensure your mower is always in peak condition. For additional needs, consider our extensive range of Worx Lawn Mower Parts to complement your repair toolkit.
Replacing the spark plug in your MTD lawn mower is essential for maintaining optimal performance. Below are some common questions related to MTD lawn mower plug replacement.
To replace the spark plug, first disconnect the spark plug wire and remove the old plug using a spark plug wrench. Insert the new spark plug, ensuring it's properly gapped according to the manual, and reconnect the wire. Always use the correct spark plug type recommended for MTD mowers.
Spark plugs should be replaced at the beginning of each mowing season or after 25 hours of use for optimal performance. Signs like difficulty starting, rough running, or poor fuel efficiency indicate a need for replacement.
If the mower won't start after replacing the spark plug, check if the plug is correctly installed and the wire is securely connected. Ensure there's fresh fuel and the air filter is clean. If problems persist, you may need to inspect the ignition system or consult a technician.
For more on Lawn Equipment Parts or Craftsman Lawn Mower Spark Plug Parts, visit Repair Clinic.


Ensure optimal performance of your MTD Lawn Mower with genuine OEM plug replacement parts from Repair Clinic. Replacing worn-out plugs is crucial as they ensure efficient ignition and smooth operation of your mower. Utilize our model number lookup to find the perfect plug for your specific MTD Lawn Mower model. Benefit from same-day shipping, No-Hassle 365-Day Returns, and our Price Match Guarantee, making your online shopping experience convenient and cost-effective. For expert installation tips, visit our Lawnmower Repair Help page. Discover additional options by browsing our Lawn Mower Plug Parts.
Finding the correct model number for your lawn mower is crucial when searching for replacement parts like the MTD lawn mower plug. The model number is typically located on a label or metal plate, often found on the mower's deck, engine, or handle. Having this number handy makes it easy to find the exact MTD plug replacement you need for efficient repairs. Use our online lookup to quickly order and ensure compatibility with your machine. For help with other components, check out our Lawn Mower Handle Parts page for more options.
Need assistance with finding the right MTD lawn mower plug replacement? Our dedicated customer support team is here to help you seven days a week. Enjoy the ease of online ordering and model/part number lookup to quickly find the genuine OEM parts you need. Whether you're dealing with a lawn mower that won't start due to a faulty spark plug or another issue, our expert troubleshooting assistance can guide you. Take advantage of our live chat for quick support. We offer a price match guarantee and no-hassle 365-day returns on uninstalled parts. Trust Repair Clinic for all your MTD lawn mower replacement part needs, and shop with confidence knowing you're supported every step of the way.

Repair Clinic has five ways for you to stop your lawn mower from leaking gas. Before we get to those, let's review how the gasoline you pour into the tank powers the mower.

Why does your lawn mower battery keep dying? Repair Clinic has done the research and this article will provide some answers, starting with what a battery's purpose is on a gas-powered lawn mower.

What's causing that black smoke to billow out of the engine? There are three likely reasons and they are all related to how a gas-powered lawn mower engine operates.