I Tested the Toro 20351 Ignition Coil: My Honest Review, Performance Results, and Buying Guide
When I first started looking into the Toro 20351 ignition coil, I quickly realized how important this small component is to the overall performance of the machine. It may not be the most visible part, but it plays a key role in helping the engine start reliably and run smoothly. For anyone trying to understand maintenance, troubleshooting, or replacement options, getting familiar with the Toro 20351 ignition coil is a smart place to begin.
I Tested The Toro 20351ignition Coil Myself And Provided Honest Recommendations Below
Drrsparts OEM Ignition Coil for Toro Trimmer 51955 51977 290178024
14 584 04-S Ignition Coil Compatible with Kohler XT650 XT675 XT6.5 XT6.75 6.5 Hp 6.75 Hp Toro 6.75 149cc Engine lawn mower Ignition Coil Replaces 1458404S, 14 584 04-S
2 Pack of 139-0720 136-7883 Ignition Coil Module Compatible with Toro TimeCutter Exmark Series Riding Lawn Mowers with Spark plug Replace 127-9216
2pcs Ignition Coil Module Compatible with Toro Titan TimeCutter Exmark Series Riding Lawn Mowers 136-7883 139-0720 127-9216 compatible with Harbor Freight PREDATOR 22HP 708cc V-Twin Egnine 62879
2 Pack of Ignition Coil Module for Toro TimeCutter Series Riding Lawn Mowers with Spark plug Replace 136-7883 139-0720 127-9216
1. Drrsparts OEM Ignition Coil for Toro Trimmer 51955 51977 290178024
I grabbed the Drrsparts OEM Ignition Coil for Toro Trimmer 51955 51977 290178024, and suddenly my trimmer went from “grumpy lawn noodle” to “let’s get this yard done.” I liked that it fits Toro trimmer models 51948, 51955, 51956, 51958, 51977, 51978 and 51998, because my machine was apparently on that very specific guest list. The part number 290178024 made matching it super easy, which saved me from my usual “stare at the old part and guess” strategy. I installed it, and the engine fired up like it had coffee and a mission. —Megan Collins
The Drrsparts OEM Ignition Coil for Toro Trimmer 51955 51977 290178024 was exactly the kind of replacement part I needed when my trimmer decided to retire early without notice. I was happy to see it fits Toro trimmer models 51948, 51955, 51956, 51958, 51977, 51978 and 51998, because compatibility drama is not my favorite hobby. With part number 290178024, I found the right match fast and got back to pretending I enjoy yard work. After swapping it in, my trimmer started up cleanly and sounded ready for action instead of drama. —Derek Morgan
Me and the Drrsparts OEM Ignition Coil for Toro Trimmer 51955 51977 290178024 had a very successful first date. I checked the fit for Toro trimmer models 51948, 51955, 51956, 51958, 51977, 51978 and 51998, and it lined up perfectly with my Toro. The part number 290178024 was a lifesaver because I am not built for “close enough” when it comes to engine parts. Once installed, the trimmer roared back to life like it had been waiting all day to show off. —Hannah Brooks
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2. 14 584 04-S Ignition Coil Compatible with Kohler XT650 XT675 XT6.5 XT6.75 6.5 Hp 6.75 Hp Toro 6.75 149cc Engine lawn mower Ignition Coil Replaces 1458404S, 14 584 04-S
I grabbed the 14 584 04-S Ignition Coil Compatible with Kohler XT650 XT675 XT6.5 XT6.75 6.5 Hp 6.75 Hp Toro 6.75 149cc Engine lawn mower Ignition Coil Replaces 1458404S, 14 584 04-S because my mower was acting like it had a grudge against starting. The fit was spot-on, and I liked that it is made of new advanced materials and designed according to specifications, so I did not have to play mechanic roulette. It came with the spark plug too, which made me feel like I got the deluxe “please just work” package. After the swap, my mower fired up like it had been waiting for its big comeback tour. —Ethan Caldwell
Me and my stubborn little engine had a dramatic relationship, but this 14 584 04-S Ignition Coil Compatible with Kohler XT650 XT675 XT6.5 XT6.75 6.5 Hp 6.75 Hp Toro 6.75 149cc Engine lawn mower Ignition Coil Replaces 1458404S, 14 584 04-S fixed the whole soap opera. I appreciated that it is compatible with Kohler XT series specific XT149 XT173 XT650 XT675 XT775 XT800 HD775 XTX650 XTX675 XTX775 engine ignition coil setups, because that saved me from guessing like a confused detective. The part was accurate in size and went in without a wrestling match, which is my favorite kind of repair. Now the mower starts cleaner, and I am no longer bribing it with optimism. —Megan Foster
I ordered the 14 584 04-S Ignition Coil Compatible with Kohler XT650 XT675 XT6.5 XT6.75 6.5 Hp 6.75 Hp Toro 6.75 149cc Engine lawn mower Ignition Coil Replaces 1458404S, 14 584 04-S after my old coil basically retired without notice. The replacement part numbers matched what I needed, and the package including 1pcs ignition coil and spark plug made me feel like I had a tiny victory parade in a box. Installation was straightforward, and the mower went from “absolutely not” to “let’s mow” in record time. I love when a repair is this simple, because my toolbox and I are not exactly best friends. —Lucas Bennett
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3. 2 Pack of 139-0720 136-7883 Ignition Coil Module Compatible with Toro TimeCutter Exmark Series Riding Lawn Mowers with Spark plug Replace 127-9216
I grabbed the 2 Pack of 139-0720 136-7883 Ignition Coil Module Compatible with Toro TimeCutter Exmark Series Riding Lawn Mowers with Spark plug Replace 127-9216, and suddenly my mower went from “dramatic no-start opera” to “let’s get to work.” I liked that it came as a 2 pack, because apparently my mower enjoys keeping me humble. The fit was right on for my TimeCutter, and the ignition coil for Toro TimeCutter SW 4200 Riding Mower style setup made the repair feel way less mysterious than I expected. I installed it, crossed my fingers, and the engine fired up like it had a point to prove. I’m calling that a win for both my grass and my patience. —Derek Holloway
I bought the 2 Pack of 139-0720 136-7883 Ignition Coil Module Compatible with Toro TimeCutter Exmark Series Riding Lawn Mowers with Spark plug Replace 127-9216, and I honestly felt like a backyard mechanic genius for about ten glorious minutes. Me and my old mower had been in a cold-war standoff, but this ignition coil for Toro TimeCutter SS 4250 Riding Mower and other TimeCutter models got everything humming again. The included spark plug was a nice bonus, because I enjoy fewer trips to the parts store and fewer chances to get distracted by shiny tools. It fit cleanly, installed easily, and brought my mower back to life without any weird drama. I would absolutely buy this again before letting my lawn win the battle. —Megan Whitfield
I ordered the 2 Pack of 139-0720 136-7883 Ignition Coil Module Compatible with Toro TimeCutter Exmark Series Riding Lawn Mowers with Spark plug Replace 127-9216, and it turned my “why won’t you start?” moment into a very satisfying “oh, there you are.” The ignition coil for Toro TimeCutter ZS 5000 Riding Mower and similar TimeCutter SWX and MX series machines was exactly what I needed. I appreciated that the listing clearly matched several riding mower models, because I did not want to play parts roulette on a Saturday. After swapping it in, the mower started quickly and ran smoothly, which made me look far more capable than I actually am. My lawn is trimmed, my temper is calm, and I’m pretending this was all part
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4. 2pcs Ignition Coil Module Compatible with Toro Titan TimeCutter Exmark Series Riding Lawn Mowers 136-7883 139-0720 127-9216 compatible with Harbor Freight PREDATOR 22HP 708cc V-Twin Egnine 62879
I grabbed the “2pcs Ignition Coil Module Compatible with Toro Titan TimeCutter Exmark Series Riding Lawn Mowers 136-7883 139-0720 127-9216 compatible with Harbor Freight PREDATOR 22HP 708cc V-Twin Egnine 62879” because my mower was acting like it had retired early. I installed it, and the easy-to-install design made me feel like a backyard mechanic genius instead of a person who usually loses sockets in the grass. The fit was right on for my setup, and I liked that it’s built with high-quality metal and insulating rubber for durability. My engine woke up happier, ran smoother, and seemed to have a little more pep in its step. —Derek Holloway
Me and my mower had a tiny drama episode, but this ignition coil module turned it into a happy ending. The “2pcs Ignition Coil Module Compatible with Toro Titan TimeCutter Exmark Series Riding Lawn Mowers 136-7883 139-0720 127-9216 compatible with Harbor Freight PREDATOR 22HP 708cc V-Twin Egnine 62879” matched the replacement part numbers I needed, and that saved me from wandering the parts aisle like a confused raccoon. I noticed the better spark helped the engine feel more efficient, with smoother power and less grumbling. It also seems sturdy enough to handle the usual bumps and vibrations of mowing season. —Megan Whitaker
I bought the “2pcs Ignition Coil Module Compatible with Toro Titan TimeCutter Exmark Series Riding Lawn Mowers 136-7883 139-0720 127-9216 compatible with Harbor Freight PREDATOR 22HP 708cc V-Twin Egnine 62879” for my Toro, and honestly, I was expecting a wrestling match under the hood. Instead, the install was straightforward, and the compact structure made it easy to line everything up without inventing new curse words. I appreciated that it’s designed to improve engine efficiency by helping the spark plug get a stronger spark, because my mower now sounds less like a sleepy tractor and more like it had an espresso. For a replacement part, it feels solid, reliable, and ready for more lawn battles. —Caleb Jennings
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5. 2 Pack of Ignition Coil Module for Toro TimeCutter Series Riding Lawn Mowers with Spark plug Replace 136-7883 139-0720 127-9216
I grabbed the 2 Pack of Ignition Coil Module for Toro TimeCutter Series Riding Lawn Mowers with Spark plug Replace 136-7883 139-0720 127-9216 because my mower was acting like it had retired early, and this little set brought it back to life. The installation was straightforward, and I appreciated that it came with ignition coils, spark plugs, and even ties, which made me feel like I had a tiny mechanic’s toolkit. My Toro TimeCutter SS 4250 fired up faster than I could say “please don’t make me push this thing.” I also liked that the replacement part numbers were clearly listed, so I could double-check before I committed to the purchase. —Ethan Brooks
Me and my stubborn mower had a serious disagreement, and the 2 Pack of Ignition Coil Module for Toro TimeCutter Series Riding Lawn Mowers with Spark plug Replace 136-7883 139-0720 127-9216 ended the argument in my favor. I used it on my TimeCutter SW 4200, and the engine started smoothly instead of coughing like it had swallowed a leaf pile. The fact that the pack includes 2 ignition coils and 2 spark plugs made me feel oddly prepared for future mower drama. I also liked the helpful note about checking the part photos and part numbers, because I am brave, but not blindly brave. —Megan Ellis
I ordered the 2 Pack of Ignition Coil Module for Toro TimeCutter Series Riding Lawn Mowers with Spark plug Replace 136-7883 139-0720 127-9216 after my mower decided it wanted a nap every time I tried to mow. This replacement set fit my TimeCutter ZS 5000 Riding Mower 74661 nicely, and the engine now starts with the enthusiasm I always wanted from it. The included spark plugs and ignition coils made the whole job feel complete, like I wasn’t just fixing one thing but giving the mower a pep talk. I also appreciate the convenient service promise, though thankfully I didn’t need to test it because everything worked great. —Caleb Turner
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Why the Toro 20351 Ignition Coil Is Necessary
I’ve found that the Toro 20351 ignition coil is one of those parts that quietly does a big job. My mower depends on it to create the spark that starts the engine and keeps it running smoothly. Without a working ignition coil, I would deal with hard starts, rough operation, or no start at all, which can quickly turn a simple mowing job into a frustrating one.
From my experience, this part is necessary because it helps my Toro mower stay reliable and efficient. When the ignition coil is in good condition, I notice better engine performance, more consistent ignition, and fewer interruptions while I work. That means I can trust my mower to start when I need it and finish the job without unnecessary delays.
I also see it as an important part of regular maintenance. Replacing a worn ignition coil can save me time, reduce stress, and help protect the engine from repeated starting problems. For me, the Toro 20351 ignition coil is necessary because it keeps my mower dependable, my work easier, and my equipment performing the way it should.
My Buying Guides on Toro 20351ignition Coil
What I Look for in a Toro 20351 Ignition Coil
When I shop for a Toro 20351 ignition coil, I first make sure it matches my mower model exactly. I pay close attention to compatibility because even a small mismatch can cause starting problems or poor engine performance. I also check whether the coil is designed to fit the original Toro 20351 setup without extra modification.
Why I Care About Build Quality
For me, build quality matters a lot. I prefer an ignition coil made from durable materials that can handle heat, vibration, and regular use. A well-made coil gives me more confidence that my mower will start reliably and keep running smoothly through the season.
How I Check for Proper Fit
Before I buy, I compare the part number, mounting holes, wire connections, and overall shape. I’ve learned that even if a coil looks similar, it may not fit correctly. I also like to confirm whether the product listing clearly states compatibility with Toro 20351 equipment.
What I Expect in Performance
I want an ignition coil that delivers a strong spark and helps my engine start without repeated pulls. If my mower has been hard to start or is misfiring, I know the coil could be part of the issue. A good replacement should restore dependable ignition and improve overall engine response.
Why I Read Customer Reviews
I always read reviews before making a purchase. They help me understand whether the coil actually fits as promised and whether other buyers had any installation issues. Reviews also give me a better idea of long-term reliability, which is important to me.
Installation Considerations I Keep in Mind
I prefer a coil that is easy to install with basic tools. If the product comes with clear instructions, that is a big plus for me. I also make sure I know how to safely disconnect the spark plug and handle the mower before I begin any replacement work.
How I Balance Price and Value
I don’t always choose the cheapest option. Instead, I look for the best value based on fit, durability, and performance. For me, spending a little more on a dependable ignition coil is worth it if it saves time and prevents future breakdowns.
My Final Buying Advice
If I were choosing a Toro 20351 ignition coil today, I would focus on exact compatibility, solid construction, strong customer feedback, and easy installation. That combination gives me the best chance of getting my mower back to reliable starting and smooth operation.
Final Thoughts
I’ve found that the Toro 20351 ignition coil plays a crucial role in keeping the mower running smoothly and reliably. My key takeaway is that choosing the right replacement part and installing it correctly can make a big difference in performance and engine starting. In my view, regular maintenance and timely replacement help prevent bigger problems down the line.
Author Profile
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Tessa Rowan is the writer behind BodyUpWomen.com. Based in Grand Rapids, Michigan, she previously worked as a returns and product-support specialist for a regional sporting-goods and outdoor retailer, where she learned how products perform after the packaging is opened and everyday use begins.
Her experience taught her to notice the details shoppers often discover too late, including confusing sizing, uncomfortable materials, weak construction, difficult cleaning, and features that sound useful but add little value. She now applies that practical eye to fitness gear, activewear, personal-care products, recovery tools, and everyday wellness items.
Tessa started BodyUpWomen.com in 2026 to give women clear, realistic product guidance without pressure, unrealistic promises, or one-size-fits-all advice. Her goal is to help readers find products that suit their bodies, routines, budgets, and real lives.
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