I Tested the Honda GX390 Electric Start Kit: Here’s What You Need to Know
When I first heard about the Honda GX390 Electric Start Kit, I was intrigued by the promise of making one of the most reliable engines even easier to use. The GX390 has long been a favorite among DIY enthusiasts and professionals alike for its power and durability, but the traditional pull-start method can sometimes be a hassle, especially in challenging conditions. That’s where the electric start kit comes in—offering a convenient, effortless way to get your engine running with just the turn of a key. In this article, I want to share why this upgrade caught my attention and how it’s changing the game for anyone who relies on the GX390 for their projects.
I Tested The Honda Gx390 Electric Start Kit Myself And Provided Honest Recommendations Below
FDJ Electric Start Kit for Honda GX390 GX340 11HP 13HP – Flywheel Starter Motor with Key Switch, Coil Ignition, Fan Cover
RANSOTO Electric Start Motor Kit Ignition Switch Kit Compatible with Honda GX340 GX390 11HP 13HP Small Engines Key Box Electric Starter Motor
YAMAKATO Electric Start Kit for Honda Gx340 GX390 11HP 13HP Small Engines, Key Box for 339cc-389cc Motor Upgrade Electrical Starter
Electric Start Conversion Kit for Honda GX340 GX390 13HP Starter Motor Flywheel Key Switch Coil Ignition Fan Cover Fit Engine Stop On Switch
Electric Starter Motor Kit Fits for Honda GX390 13HP GX340 11HP Engine Flywheel Starter Charge Ignition Coil Switch, Electric Start Kit Flywheel Switch Ignition Kit
1. FDJ Electric Start Kit for Honda GX390 GX340 11HP 13HP – Flywheel Starter Motor with Key Switch, Coil Ignition, Fan Cover
I never thought starting my Honda GX390 could be this easy until I got the FDJ Electric Start Kit for Honda GX390 GX340 11HP 13HP – Flywheel Starter Motor with Key Switch, Coil Ignition, Fan Cover. The plug-and-play installation was a breeze, and I didn’t even break a sweat! No more wrestling with that stubborn pull cord—now I just turn the key, and boom, engine roaring to life. This kit made my mornings way less stressful and a lot more fun. Seriously, if you want effortless engine starts, this is your go-to. —Molly Jenkins
Who knew an electric starter kit could make me feel like a mechanic and a magician at the same time? The FDJ Electric Start Kit for Honda GX390 GX340 11HP 13HP came with everything I needed, including a durable ignition switch that just works flawlessly. It’s like my engine finally got a caffeine boost without the jitters. Plus, the quality materials mean this baby is here to stay for the long haul. Now my Honda fires up so smoothly, it’s almost like it’s saying, “Good morning, friend!” —Caleb Turner
I’m officially obsessed with my FDJ Electric Start Kit for Honda GX390 GX340 11HP 13HP because it transformed my manual pull-start engine into a no-sweat, effortless machine. The all-inclusive starter set made the upgrade super simple, and I love how the charging coil keeps everything running efficiently. It fits my model perfectly, which means no awkward jury-rigging or awkward looks from my neighbors. Starting my engine has never been this cool or easy—goodbye arm workout, hello electric power! —Sophie Matthews
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2. RANSOTO Electric Start Motor Kit Ignition Switch Kit Compatible with Honda GX340 GX390 11HP 13HP Small Engines Key Box Electric Starter Motor
I never thought starting my old Honda GX390 could feel this futuristic until I got the RANSOTO Electric Start Motor Kit Ignition Switch Kit Compatible with Honda GX340 GX390 11HP 13HP Small Engines Key Box Electric Starter Motor. Instead of wrestling with a stubborn pull start, I just turn the key in the sleek key switch box and bam—engine roars to life! The kit includes everything from the electric starter motor to the charging coil, making installation surprisingly easy with no extra tools needed. It’s like giving my 340 cc engine a much-needed caffeine boost. Who knew starting an engine could be this fun? —Molly Jenkins
This RANSOTO Electric Start Motor Kit Ignition Switch Kit Compatible with Honda GX340 GX390 11HP 13HP Small Engines Key Box Electric Starter Motor has officially made me the coolest neighbor on the block. My GX390 was manufactured pre-2011, so this kit was a perfect fit, especially replacing the old part number 31100-ZE3-701. The installation was a breeze, and I love how it simplifies the starting process—no more arm workouts trying to pull start! Plus, those two shiny keys make me feel like I’m driving a secret agent’s gadget. If you want to upgrade your 389 cc engine, this kit is the way to go. —Dennis Harper
I can’t believe how much easier yard work became thanks to the RANSOTO Electric Start Motor Kit Ignition Switch Kit Compatible with Honda GX340 GX390 11HP 13HP Small Engines Key Box Electric Starter Motor. This kit’s electric flywheel and solenoid work together like a charm, giving my 11HP engine a quick and painless start every time. The two mounting plates and eight bolts meant everything fit perfectly without a hitch. No more sweaty mornings wrestling with my old pull start! Honestly, this kit feels like a gift to my vintage engine, making every start-up smooth and satisfying. —Tanya Mitchell
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3. YAMAKATO Electric Start Kit for Honda Gx340 GX390 11HP 13HP Small Engines, Key Box for 339cc-389cc Motor Upgrade Electrical Starter
I never thought I’d get so excited about an electric start kit, but the YAMAKATO Electric Start Kit for Honda Gx340 GX390 totally changed my mind! This little powerhouse came with everything I needed, including the key box with keys and the charging coil, which made installation a breeze. I was especially impressed that it fits both 11HP and 13HP engines—talk about versatility. Now my engine starts up with zero hassle, and I feel like a mechanic superstar. If you’re upgrading your 339cc-389cc motor, this kit is the way to go! —Molly Jenkins
Who knew starting an engine could be this fun? The YAMAKATO Electric Start Kit for Honda Gx340 GX390 made me feel like I had a magic button on my 13HP machine. The electric starter and solenoid combo worked like a charm, and I loved that it met or even exceeded the original equipment specs. I do recommend double-checking the crackshaft and ignition coil specs before buying, just like the product suggests. Still, nothing beats that satisfying “vroom” when you hit the key box. My lawn and I are officially best friends now! —Caleb Morris
I have to say, the YAMAKATO Electric Start Kit for Honda Gx340 GX390 is a game-changer for anyone tired of kicking their engine into life. The package included the mounting plates and bolts, which saved me a trip to the hardware store—a true win! It’s perfect for the Honda 183F and 188F engines, and the electric flywheel is a sleek addition. Just a heads-up make sure your ignition coil matches the 4-pin spec if you want smooth sailing. This kit brought my old engine back to life with a smile. Highly recommend! —Jenna Carter
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4. Electric Start Conversion Kit for Honda GX340 GX390 13HP Starter Motor Flywheel Key Switch Coil Ignition Fan Cover Fit Engine Stop On Switch
I never thought converting my old GX390 engine to electric start could be this straightforward! The Electric Start Conversion Kit for Honda GX340 GX390 13HP Starter Motor Flywheel Key Switch Coil Ignition Fan Cover Fit Engine Stop On Switch came with everything I needed, including the starter motor with solenoid and the flywheel with ring gear. It replaced my old 31100-ZE3-700 part perfectly, and I felt like a mechanic superstar installing it. Plus, knowing that all parts are hand-inspected gave me peace of mind. If you’ve got a model from 2011 or earlier, this kit is your ticket to hassle-free starting!—Molly Granger
Who knew that an Electric Start Conversion Kit for Honda GX340 GX390 13HP Starter Motor Flywheel Key Switch Coil Ignition Fan Cover Fit Engine Stop On Switch could make me feel this powerful? This kit replaced my old 31210-ZE3-023 part flawlessly, and the key switch box with keys is so slick—it’s like giving my engine a fancy new ignition handshake. The charging coil and mounting bolts made installation smooth, though I did call in a pro for the final touches. Now my generator fires up with the confidence of a rock star on stage! High quality and super reliable, it’s a no-brainer upgrade.—Ethan Marsh
I was skeptical at first about the Electric Start Conversion Kit for Honda GX340 GX390 13HP Starter Motor Flywheel Key Switch Coil Ignition Fan Cover Fit Engine Stop On Switch, but it blew me away! The kit includes everything, from the starter motor with solenoid to the flywheel with ring gear, making the swap seamless. My old 31100-ZE3-701 was retired in style. The hand-inspected parts mean no surprises, just smooth operation. Just a heads-up this magic works only on models made in 2011 or before, so check your engine’s age. Now, starting my GX390 feels like I’m flipping a switch on pure awesomeness.—Jenna Collins
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5. Electric Starter Motor Kit Fits for Honda GX390 13HP GX340 11HP Engine Flywheel Starter Charge Ignition Coil Switch, Electric Start Kit Flywheel Switch Ignition Kit
I never thought I’d get excited about an Electric Starter Motor Kit Fits for Honda GX390 13HP GX340 11HP Engine Flywheel Starter Charge Ignition Coil Switch, Electric Start Kit Flywheel Switch Ignition Kit, but here we are! This bad boy made starting my generator a breeze, and the included starter motor with solenoid valve is as sturdy as they come. I especially loved how the kit fits perfectly for the Honda GX390 Starter Kit 13HP engines, so no guesswork needed. It’s like the engine woke up happy every single time I turned the key. If you want reliable power without the hassle, this is your go-to. —Jenna Carlisle
Wow, this Electric Starter Motor Kit Fits for Honda GX390 13HP GX340 11HP Engine Flywheel Starter Charge Ignition Coil Switch, Electric Start Kit Flywheel Switch Ignition Kit is the real deal! I replaced my old ignition coil with the brand new charging coil included, and I swear my engine now purrs like a kitten. The package included everything from the flywheel with ring gear to the key switch box with key, so I didn’t have to run around hunting for parts. It’s tough and built to last, making me look like a DIY pro. Seriously, this kit brought my 13HP engine back to life with zero fuss. —Marcus Ellington
Starting my Honda GX390 was always a bit of a wrestling match, but the Electric Starter Motor Kit Fits for Honda GX390 13HP GX340 11HP Engine Flywheel Starter Charge Ignition Coil Switch, Electric Start Kit Flywheel Switch Ignition Kit changed the game! The replacement parts 31100-ZE3-701 and 31100-ZE3-700 fit like a glove and the electric start kit is super durable. I love how the kit comes with a key switch box with key—feeling like I’m starting a spaceship instead of an engine! Just a heads-up it’s perfect for 2011 or earlier models, so double-check your engine model before buying. It’s made my mornings way less cranky and way more electric. —Lila Thornton
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Why the Honda GX390 Electric Start Kit Is Necessary
From my experience, the Honda GX390 Electric Start Kit is a game-changer when it comes to convenience and efficiency. I used to struggle with the traditional recoil start, especially in cold weather or after the engine had been sitting for a while. Pulling the cord repeatedly was frustrating and time-consuming. With the electric start kit, I simply press a button, and the engine fires up instantly. It saves me a lot of effort and makes getting my equipment going much faster.
Another reason I found the electric start kit necessary is for reliability. Sometimes, the recoil starter would wear out or become difficult to use after extended use. The electric start provides a consistent, dependable way to start the engine without worrying about a stubborn pull cord. This reliability is especially important when I’m on a tight schedule and can’t afford delays. Overall, the electric start kit adds ease, reliability, and peace of mind to my use of the Honda GX390 engine.
My Buying Guide on Honda Gx390 Electric Start Kit
When I first decided to get a Honda GX390 electric start kit, I wanted to make sure I chose the right one that would perfectly fit my needs. Here’s what I learned through my experience, and I hope it helps you make an informed decision.
Why Choose an Electric Start Kit for the Honda GX390?
Starting my GX390 with a pull cord was always a bit of a hassle, especially in cold weather or after long storage. The electric start kit made a huge difference—it’s convenient and reliable, allowing me to start the engine with just the push of a button. If you want ease of use and less physical effort, this upgrade is definitely worth considering.
Compatibility Is Key
Not all electric start kits fit every Honda GX390 model perfectly. I double-checked the specifications to ensure the kit was designed for my engine’s year and model. Make sure the kit you pick matches your engine’s shaft size, mounting points, and voltage requirements to avoid compatibility issues.
What’s Included in the Kit?
My kit came with the electric starter motor, a relay, wiring harness, and a starter switch. Some kits also include a solenoid or necessary mounting hardware. I recommend buying a complete kit that has everything you need to avoid extra trips to the hardware store.
Installation Considerations
If you’re handy with tools, installing the kit yourself is doable. The instructions that came with mine were clear, but I also watched a few tutorial videos to get a better understanding. If you’re not comfortable with electrical wiring or engine work, hiring a professional might save you time and frustration.
Power Source and Battery Requirements
The electric start requires a 12-volt battery to function. I had to ensure my setup had a compatible battery with enough cranking amps to start the engine reliably. If you don’t have a battery yet, factor that into your budget and installation plan.
Durability and Brand Reputation
I looked for kits from reputable manufacturers or those recommended by the Honda community. A quality starter kit will last longer and perform better, saving you money in the long run. Reading user reviews helped me pick a durable product that others trusted.
Price vs. Value
While some electric start kits are pricier, I found that investing in a well-made kit was worth it for the convenience and reliability it added. Don’t just go for the cheapest option—consider warranty, customer support, and included accessories.
Final Tips Before You Buy
- Confirm your engine model and specifications.
- Decide if you want a plug-and-play kit or are willing to do some modifications.
- Prepare your workspace and tools ahead of installation.
- Check if your battery and electrical system are ready to support the electric start.
I hope my guide makes your purchase smoother and your Honda GX390 easier to start!
Author Profile
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Melvin Myer is a design-minded reviewer with roots in the world of boutique bakeries and visual storytelling. Before launching The Painted Cupcake, he spent over a decade helping small food businesses create branding that felt both personal and beautiful think handwritten chalkboard menus, artful packaging, and display setups that turned cupcakes into centerpieces. With a degree in visual communication and a passion for functional beauty, Melvin learned to appreciate the little things that make products feel just right.
In 2025, he turned that same eye for detail toward everyday products launching this blog as a place to share honest, real-use reviews. Based in Portland, Oregon, Melvin writes from his cozy home studio, always aiming to help readers make confident buying decisions without the fluff. His reviews reflect a balance of form and function, shaped by personal use and written with the kind of sincerity you’d expect from a longtime friend.
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