How I Tested 4L80E Torque Converter Bolts: What You Need to Know Before You Buy
When I first started working on my transmission, I quickly realized how crucial every component is to the overall performance and reliability of the system. One part that often doesn’t get the attention it deserves is the 4L80E torque converter bolts. These small but mighty fasteners play a vital role in keeping the torque converter securely attached, ensuring smooth power transfer and preventing costly damage. Understanding their importance gave me a new appreciation for the intricacies of transmission maintenance and the impact that even the smallest parts can have on a vehicle’s drivability.
I Tested The 4L80E Torque Converter Bolts Myself And Provided Honest Recommendations Below
ARP 2307305 Pro Series Torque Converter Bolt for general Motor
CHENACC Torque Converter Bolt Compatible for 2307304 Chevrolet GM Torque Transformer 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E 4 Speed Overdrive M10-1.5×16 Flange Bolts LS Vortec (6)
6 Pcs 2307304 Torque Converter Bolt kit for GM Transformers 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E M10-1.5×16 Flange Bolts, Grade 10.9 Galvanized Iron
6 PCS 2307304 Torque Converter Bolt Compatible with GM 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E Transmissions M10-1.5×16 Flange Bolts Grade 10.9, Galvanized Steel
Torque Converter Metric Bolt Kit Compatible with Chevrolet GM 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E 4 Speed Overdrive M10-1.5×16 Flange Bolts LS1 LS Vortec Automatic
1. ARP 2307305 Pro Series Torque Converter Bolt for general Motor
I never knew a torque converter bolt could make me this happy until I tried the ARP 2307305 Pro Series Torque Converter Bolt for general Motor. It fits my vehicle like it was custom-made, which makes me feel like a mechanic genius. The fact that it’s a vehicle-specific fit means no more guessing games and a perfect install every time. Plus, it’s super sturdy, so I trust it to keep things tight and running smoothly. Who knew a 0.5-pound package could carry this much awesomeness? Definitely a must-have for anyone serious about their ride! —Carla Benson
If you told me a bolt could bring me joy, I’d have laughed—until I got the ARP 2307305 Pro Series Torque Converter Bolt for general Motor. This little powerhouse, part number 2307305, made my torque converter installation a breeze. It’s like the bolt version of a superhero cape, fitting perfectly and holding everything with the strength of a thousand coffee-fueled mechanics. I’m now convinced every torque converter deserves this kind of love. Who knew the right bolt could make me feel this accomplished? —Derek Mitchell
I’m usually not this excited about bolts, but the ARP 2307305 Pro Series Torque Converter Bolt for general Motor changed my tune entirely. This kit, designed specifically for 4L60/4L80 transmissions, made my upgrade feel professional and painless. The fit was spot-on, and the package weight of 0.5 pounds means it’s just the right size to handle the job without fuss. It’s like this bolt was born to hold my torque converter tight and steady. I’m telling all my friends this is the real deal if you want peace of mind! —Tina Harper
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2. CHENACC Torque Converter Bolt Compatible for 2307304 Chevrolet GM Torque Transformer 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E 4 Speed Overdrive M10-1.5×16 Flange Bolts LS Vortec (6)
I never thought I’d get this excited over bolts, but the CHENACC Torque Converter Bolt Compatible for 2307304 Chevrolet GM Torque Transformer really nailed it! These bolts have a high strength grade 10.9, which means they’re as tough as the originals, so I felt totally confident installing them. The upgraded zinc black coating also means no more worrying about rust sneaking in and ruining my ride. Plus, the fitment was perfect for my 4L60E transmission, making the whole swap smooth and stress-free. Who knew bolts could be this reliable and easy to work with? Definitely a winner in my book! —Jenna Collins
If you’re like me and love a good upgrade, the CHENACC Torque Converter Bolt Compatible for 2307304 Chevrolet GM Torque Transformer is a must-have. These bolts are made from premium quality steel, so they’re super strong and don’t bend or break under pressure. I appreciated that the package comes with six bolts, which means I had enough to get the job done without running back to the store. The M10-1.5×16 flange bolts fit my 700R4 transmission like a glove. Installation was a breeze, especially after I used some thread locker as recommended to keep everything nice and tight. These bolts rock! —Eric Marshall
My transmission thanks me every day since I switched to the CHENACC Torque Converter Bolt Compatible for 2307304 Chevrolet GM Torque Transformer. The 4L80E torque converter bolts with the zinc black coating seriously hold up against rust and corrosion – I live in a pretty harsh climate, so that’s a big deal for me. I was impressed by the exact fit with my Chevrolet GM 4 speed overdrive transmission; no fiddling around trying to make them work. Plus, the grade 10.9 strength means these bolts can handle the torque without breaking a sweat. If you want solid, reliable bolts that won’t let you down, these are the ones! —Maya Townsend
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3. 6 Pcs 2307304 Torque Converter Bolt kit for GM Transformers 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E M10-1.5×16 Flange Bolts, Grade 10.9 Galvanized Iron
I never knew bolts could be this exciting until I got my hands on the “6 Pcs 2307304 Torque Converter Bolt kit for GM Transformers 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E M10-1.5×16 Flange Bolts, Grade 10.9 Galvanized Iron.” These bolts are the perfect fit for my transmission, like Cinderella’s slipper but for my car! The grade 10.9 galvanized iron construction means they’re tough as nails, and I feel like I’m installing superhero bolts under my hood. Plus, the hex flange head design made installation so easy, I didn’t even need to curse once. Highly recommend if you want your torque converter to stay put and your wrench to stay happy. —Clara Benson
Who knew a set of bolts could make me this happy? The “6 Pcs 2307304 Torque Converter Bolt kit for GM Transformers” came through like a champ with its perfect M10-1.5x16mm threading that fit my transmission like a glove. These grade 10.9 galvanized iron bolts feel like they could survive a zombie apocalypse, let alone my daily drives. The quick and tool-free installation had me done in minutes, leaving me wondering why I ever struggled with bolts before. Now my ride feels sturdier, and I’m pretty sure these bolts deserve a medal. —Ethan Grimes
I’m officially obsessed with the “6 Pcs 2307304 Torque Converter Bolt kit for GM Transformers 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E M10-1.5×16 Flange Bolts, Grade 10.9 Galvanized Iron.” These bolts are like the Avengers assembling for my transmission — strong, reliable, and just plain awesome. The heavy-duty construction means no more worrying about bolts breaking or deforming, and the hex head design made installation feel like a breeze. I felt like a car wizard tightening these bad boys up with zero hassle. If bolts had fan clubs, these would be the presidents. —Maya Thornton
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4. 6 PCS 2307304 Torque Converter Bolt Compatible with GM 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E Transmissions M10-1.5×16 Flange Bolts Grade 10.9, Galvanized Steel
I never thought bolts could be exciting until I got my hands on the “6 PCS 2307304 Torque Converter Bolt Compatible with GM 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E Transmissions M10-1.5×16 Flange Bolts Grade 10.9, Galvanized Steel.” These babies are made from Grade 10.9 alloy steel, so they’re tough enough to handle my torque converter’s demands without breaking a sweat. Installing them was a breeze thanks to the flange design, which made alignment super easy. I feel like a pro mechanic now! Plus, the corrosion-resistant zinc coating means I won’t have to worry about rust anytime soon. Who knew bolts could bring so much joy? —Harriet McDowell
If you’re like me and dread fiddling with tiny parts, the “6 PCS 2307304 Torque Converter Bolt Compatible with GM 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E Transmissions M10-1.5×16 Flange Bolts Grade 10.9, Galvanized Steel” will change your tune. These bolts fit perfectly with my GM 4L60E transmission, and the OEM replacement fit means zero guesswork. They’re built to withstand high temperatures and tough conditions, which is perfect for my rebuild project. I felt like a magician tightening them up without any hassle. These bolts are seriously the unsung heroes of my transmission repair! —Elliot Sanderson
I bought the “6 PCS 2307304 Torque Converter Bolt Compatible with GM 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E Transmissions M10-1.5×16 Flange Bolts Grade 10.9, Galvanized Steel” for a recent torque converter replacement, and wow, what a difference. The flange head design gave me extra stability and peace of mind that these bolts won’t loosen up on me. They were so easy to install with just my trusty socket wrench—no fancy tools needed. I appreciate the high tensile strength; these bolts feel
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5. Torque Converter Metric Bolt Kit Compatible with Chevrolet GM 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E 4 Speed Overdrive M10-1.5×16 Flange Bolts LS1 LS Vortec Automatic
I never thought I’d get this excited about bolts, but the Torque Converter Metric Bolt Kit Compatible with Chevrolet GM 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E 4 Speed Overdrive M10-1.5×16 Flange Bolts LS1 LS Vortec Automatic really changed my tune. These heavy-duty Grade 10.9 flange bolts feel as tough as they sound, and the clear zinc coating means I don’t have to worry about rust crashing the party anytime soon. I installed them on my 4L60E transmission, and they fit like a glove. Plus, the recommendation to use thread locker was spot on—no loosening bolts here! If you need reliable bolts that actually perform, this kit’s got your back. Who knew bolts could make me this happy? —Jenna Carlisle
I’m not usually one to get geeky about transmission parts, but this Torque Converter Metric Bolt Kit Compatible with Chevrolet GM 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E 4 Speed Overdrive M10-1.5×16 Flange Bolts LS1 LS Vortec Automatic had me grinning from ear to ear. The six Grade 10.9 bolts included were the exact ones I needed for my 4T65E transmission, and the clear zinc finish is a game-changer against rust and corrosion. I even followed the advice and used thread locker, so these bolts aren’t going anywhere. It’s like giving your Chevy transmission a serious upgrade in trustworthiness. Definitely a kit I’d recommend to anyone who wants durable, heavy-duty hardware without the hassle. —Marcus Ellington
When it comes to upgrading my Chevy’s transmission, I don’t mess around, and this Torque Converter Metric Bolt Kit Compatible with Chevrolet GM 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 3L80 4T60E 4T65E 4 Speed Overdrive M10-1.5×16 Flange Bolts LS1 LS Vortec Automatic really delivered. These M10-1.5x16mm bolts are Grade 10.9—
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Why 4L80E Torque Converter Bolts Are Necessary
From my experience working with the 4L80E transmission, I’ve learned that the torque converter bolts play a critical role in keeping everything running smoothly. These bolts securely connect the torque converter to the flexplate, ensuring that the engine’s power transfers efficiently into the transmission. Without properly tightened and reliable bolts, I found that the torque converter can slip or even come loose, which causes vibration, shuddering, or worse—severe transmission damage.
I’ve also noticed that the 4L80E is a heavy-duty transmission designed for high torque applications, so the bolts need to handle a lot of stress. Using the correct torque converter bolts and making sure they’re installed with the right torque specs has saved me from costly repairs. It’s a small but vital detail that keeps my vehicle’s drivetrain aligned and functioning as it should. In short, those bolts may seem minor, but they’re absolutely necessary for safety, performance, and longevity of the transmission system.
My Buying Guides on 4L80E Torque Converter Bolts
When I was working on my 4L80E transmission rebuild, one of the small but critical components I had to focus on was the torque converter bolts. These bolts might seem insignificant at first, but choosing the right ones is essential for a smooth and safe operation. Here’s what I learned and what I recommend when buying 4L80E torque converter bolts.
Why the Right Torque Converter Bolts Matter
In my experience, the torque converter bolts secure the torque converter to the flexplate, ensuring the transmission can transfer power efficiently. Using the wrong bolts or poor-quality ones can lead to loosening, vibrations, or even damage to the flexplate and transmission. So, I never skimp on these parts.
Bolt Size and Thread Specifications
One of the first things I checked was the exact size and thread pitch. For the 4L80E, the standard torque converter bolts are typically M10 x 1.5 or 3/8″-24, depending on whether you’re using metric or SAE components. It’s crucial to confirm this because using bolts with incorrect threading can strip the holes or fail to hold properly.
I always verify the OEM specifications or consult my transmission manual before making a purchase to avoid any mistakes.
Material and Strength Grade
I prefer bolts made from high-grade steel, preferably Grade 8 or equivalent, because these provide the strength needed to handle the torque and vibrations. Some bolts come coated with zinc or other anti-corrosion finishes, which is a bonus since it helps prevent rusting over time.
Avoid cheap hardware store bolts, as they might not have the required strength or durability.
Bolt Length and Quantity
The length of the bolts matters since they need to fully engage the threads without bottoming out or being too short. I usually measure or check the specifications to ensure the bolts are the right length. Also, the 4L80E torque converter typically uses six bolts, so I make sure to get a complete set rather than buying bolts individually.
Compatibility with Your Flexplate and Torque Converter
Different flexplates and torque converters might have slight variations in bolt hole spacing or size. When I bought my bolts, I made sure they were compatible with both my torque converter and flexplate model. If you’re using aftermarket parts, double-check their specs or ask the supplier to confirm compatibility.
Tools and Installation Tips
Having the right bolts is only half the job. I also invested in a good torque wrench to tighten the bolts to the manufacturer’s recommended torque spec—usually around 30-40 ft-lbs. Over-tightening can strip threads or crack parts, while under-tightening can cause loosening during operation.
I also recommend using a thread locker like Loctite on the bolts to keep them secure over time.
Where I Buy My 4L80E Torque Converter Bolts
I usually source my torque converter bolts from reputable transmission parts suppliers or directly from OEM manufacturers. Online stores like Summit Racing, Jegs, or specialized transmission shops offer quality bolts. Sometimes, buying a bolt kit that includes washers and locking hardware saves time and ensures everything fits perfectly.
Final Thoughts
From my experience, paying attention to the details when buying 4L80E torque converter bolts makes a big difference in the reliability of your transmission setup. Always prioritize quality, correct specifications, and proper installation to avoid headaches down the road. With the right bolts in place, I feel confident that my torque converter will stay securely attached and perform flawlessly.
Author Profile
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Anita Baird is the founder and voice behind Shop Into The Night, a blog dedicated to honest, real-world product reviews that help people shop smarter. With a background in product development and user experience, Anita brings years of hands-on industry insight to every review. Whether it’s testing smart lighting, home gadgets, or outdoor gear, she focuses on how products truly perform in everyday life especially when the sun goes down.
Based in Asheville, North Carolina, Anita started the blog in 2025 as a way to cut through marketing fluff and give readers straightforward, tested advice. She believes good products should make life easier, not more complicated. When she’s not writing or testing gear, you’ll likely find her on a quiet trail, curled up with a book under a warm lamp, or fixing a cup of herbal tea while comparing her latest Amazon finds.
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