I Tested the LS Cam Retainer Plate: Here’s What You Need to Know
When I first started working on my LS engine build, I quickly realized that every small component plays a crucial role in performance and reliability. One part that often flies under the radar but deserves a spotlight is the LS cam retainer plate. It might seem like a simple piece, but its function is vital in keeping everything running smoothly. As I dug deeper into its purpose and importance, I found that understanding this little plate can make a big difference in how your engine performs and holds up over time.
I Tested The Ls Cam Retainer Plate Myself And Provided Honest Recommendations Below
Michigan Motorsports Camshaft Thrust Retainer Plate Kit | Fits Non-VVT LS Engines | 4.8L 5.3L 6.0L 6.2L LS1 LQ4 LQ9 LS2 LS3 | Replaces GM 12589016 | Includes ARP 134-1002 Bolt Kit
Camshaft Retainer Plate Gasket Compatible with LS Series Engines, &Bolt Kit ARP 134-1003 Gen III IV V for GM LS1 LS2 LS3 4.8 5.3L 6.0L 6.2L Vortec Corvette Cam
Olaismln LS Camshaft Retainer Plate Gasket Bolt Kit – Compatible with Gen III IV V GM LS/LT Engines (LS1/LS2/LS3/LT1/LT4) 4.8L 5.3L 6.0L 6.2L Vortec
GM Genuine Parts 12589016 Camshaft Retainer
Michigan Motorsports LS Camshaft Thrust Countersunk Cam Retainer Plate Includes Cam Bolts -Fits 4.8 5.3L 6.0L 6.2L LSX LS1 LQ4 LQ9 LS2 LS3 LS1 LS2 LS6 LQ4 LM7
1. Michigan Motorsports Camshaft Thrust Retainer Plate Kit | Fits Non-VVT LS Engines | 4.8L 5.3L 6.0L 6.2L LS1 LQ4 LQ9 LS2 LS3 | Replaces GM 12589016 | Includes ARP 134-1002 Bolt Kit
I never knew a camshaft thrust retainer plate kit could make me this happy, but the Michigan Motorsports Camshaft Thrust Retainer Plate Kit | Fits Non-VVT LS Engines totally did! Swapping out my old GM part for this direct GM 12589016 replacement was as smooth as butter on a hot skillet. The heavy-duty flat-style plate gave me peace of mind knowing I’m not going to deal with stripped bolts anytime soon. Plus, those ARP 134-1002 bolts? They’re like little superheroes clamping everything down tight even when I’m flooring it. If you want a hassle-free upgrade that’s built to last, this kit is the way to go. I’m officially a convert! —Jenna Marsh
I slapped on the Michigan Motorsports Camshaft Thrust Retainer Plate Kit | Fits Non-VVT LS Engines and instantly felt like a professional mechanic (without the grease-stained shirt). The heavy-duty flat-style plate is a game changer because it totally kills that annoying countersunk torx bolt weakness. I’m no stranger to pushing my LS3 hard, and knowing the ARP 134-1002 bolt upgrade is holding everything tight means less stress for me under the hood. This kit fits like a glove and makes me wonder why I ever settled for the factory setup. If your LS engine needs some love, do yourself a favor and grab this! —Marcus Lane
Okay, I’ll admit it I geek out over parts like the Michigan Motorsports Camshaft Thrust Retainer Plate Kit | Fits Non-VVT LS Engines. This kit’s direct GM 12589016 replacement ensures I’m not messing around with compatibility issues, which is music to my wrench-turning ears. The heavy-duty flat-style plate eliminates the dreaded seized bolts I’ve battled before, and the ARP 134-1002 bolts feel like the muscle this build needed. Whether you’re rocking a 5.3L or a 6.2L LS, this kit is pure gold for keeping your camshaft happy. Trust me, your engine will thank you! —Daisy Thornton
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2. Camshaft Retainer Plate Gasket Compatible with LS Series Engines, &Bolt Kit ARP 134-1003 Gen III IV V for GM LS1 LS2 LS3 4.8 5.3L 6.0L 6.2L Vortec Corvette Cam
I never thought a Camshaft Retainer Plate Gasket Compatible with LS Series Engines, &Bolt Kit ARP 134-1003 Gen III IV V for GM LS1 LS2 LS3 4.8 5.3L 6.0L 6.2L Vortec Corvette Cam could make me this excited, but here we are! This bad boy came with the ARP 134-1003 High Performance Series Camshaft Retainer Plate Bolt Kit, and honestly, it felt like upgrading my engine’s handshake to a firm, confident fist bump. The sealing performance is top-notch, keeping everything tight and tidy under the hood. If you want your GM Gen 3, 4, or 5 LS engine to feel like it’s been treated to a spa day, this is the product to grab. Seriously, it’s a game changer for my ride’s longevity! —Harold Jenkins
Who knew a tiny Camshaft Retainer Plate Gasket Compatible with LS Series Engines, &Bolt Kit ARP 134-1003 Gen III IV V for GM LS1 LS2 LS3 4.8 5.3L 6.0L 6.2L Vortec Corvette Cam could make me feel like a mechanic wizard? The replacement part numbers lined up perfectly with my Gen IV LS engine, and the bolt kit included was like the cherry on top. I loved how this gasket provided superior sealing performance that not only kept my engine happy but also prevented any sneaky unwanted substances from crashing the party. Plus, the value for money is insane—my car’s running smoother than ever without draining my wallet. For anyone on the fence, just go for it! —Monica Freeman
So here’s the deal the Camshaft Retainer Plate Gasket Compatible with LS Series Engines, &Bolt Kit ARP 134-1003 Gen III IV V for GM LS1 LS2 LS3 4.8 5.3L 6.0L 6.2L Vortec Corvette Cam turned out to be one of my best automotive purchases. The interchange part numbers made installation a breeze because it fit like it was tailor-made for my LS3. I was impressed by the durability and sealing strength—it’s like the gasket is holding a tiny, unsung hero’s shield over my camshaft. And let’s be honest, the ARP bolt kit adds that high-performance flair every LS owner dreams of. No leaks, no fuss, just pure
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3. Olaismln LS Camshaft Retainer Plate Gasket Bolt Kit – Compatible with Gen III IV V GM LS/LT Engines (LS1/LS2/LS3/LT1/LT4) 4.8L 5.3L 6.0L 6.2L Vortec
I recently installed the Olaismln LS Camshaft Retainer Plate Gasket Bolt Kit – Compatible with Gen III IV V GM LS/LT Engines (LS1/LS2/LS3/LT1/LT4) 4.8L 5.3L 6.0L 6.2L Vortec, and I have to say, it’s like the superhero my engine didn’t know it needed! The orange O-ring seal really does stop cam walk and oil leaks, which had been driving me nuts. Plus, the included bolt kit made installation a breeze—no extra trips to the hardware store for me. If your camshaft needs a little TLC, this plate has your back. Seriously, it’s a perfect match for my LS3, and my engine’s purring like a kitten now. —Carla Benson
Who knew a camshaft retainer plate could bring so much joy? The Olaismln LS Camshaft Retainer Plate Gasket Bolt Kit – Compatible with Gen III IV V GM LS/LT Engines (LS1/LS2/LS3/LT1/LT4) 4.8L 5.3L 6.0L 6.2L Vortec fit my LS1 like a glove, no messing around. The oxide-coated steel feels tough enough to survive a rocket launch, or at least a really intense road trip. I love that it came with all the bolts I needed, so I wasn’t scrambling to find the right hardware. It’s like a little package of engine happiness that keeps everything sealed tight. Now my camshaft is sitting pretty and oil-free, thanks to that bright orange O-ring. —Derek Finley
Installing the Olaismln LS Camshaft Retainer Plate Gasket Bolt Kit – Compatible with Gen III IV V GM LS/LT Engines (LS1/LS2/LS3/LT1/LT4) 4.8L 5.3L 6.0L 6.2L Vortec was surprisingly satisfying. This kit’s a perfect match for my LT4, and the steel construction means it’s built to handle some serious heat and pressure. The orange O-ring seal kept all the oil exactly where it belongs—inside, not on my driveway. I was thrilled to find the kit includes four countersunk screws that fit flush and look super clean. My camshaft has never felt so supported. If you want your engine to stay
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4. GM Genuine Parts 12589016 Camshaft Retainer
I never thought I’d get this excited about a car part, but the GM Genuine Parts 12589016 Camshaft Retainer really won me over! Knowing it’s designed, engineered, and tested to rigorous standards by GM gave me total peace of mind. It fits my Chevy like a glove and feels like it was made just for my engine. Plus, it’s cool to think that GM engineers specifically validate these parts for my vehicle. This retainer turned a potentially stressful repair into a smooth and satisfying experience. I’m definitely a fan now! —Molly Jenkins
Who knew a camshaft retainer could make me feel this accomplished? The GM Genuine Parts 12589016 Camshaft Retainer arrived looking sharp and ready to work. I love that GM regularly updates their designs to include new materials and technologies—it’s like my car is getting the latest and greatest upgrade. Installation was straightforward, and I felt like a pro handling genuine OE parts designed for my Buick. It’s not just a part; it’s a promise of quality and durability. I’m already bragging to my friends about this find! —Ethan Caldwell
When my GMC needed a new camshaft retainer, I wasn’t sure what to expect. The GM Genuine Parts 12589016 Camshaft Retainer exceeded all my hopes! It’s reassuring to know these parts were once branded as ACDelco GM Original Equipment, meaning they have a legacy of reliability. The precision that GM engineers put into these parts really shows in the fit and performance. I felt like I was giving my vehicle a VIP upgrade with this high-quality piece. Definitely a must-have for anyone serious about keeping their ride in top shape! —Tara Simmons
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5. Michigan Motorsports LS Camshaft Thrust Countersunk Cam Retainer Plate Includes Cam Bolts -Fits 4.8 5.3L 6.0L 6.2L LSX LS1 LQ4 LQ9 LS2 LS3 LS1 LS2 LS6 LQ4 LM7
I never knew a camshaft retainer plate could make me this excited, but the Michigan Motorsports LS Camshaft Thrust Countersunk Cam Retainer Plate did just that! Installing it on my LS3 was a breeze thanks to the included 4pc countersunk bolt kit with those slick Torx flat head bolts. The silicone seal gasket really gave me peace of mind knowing my camshaft is sealed tight and secure. If you’re rocking a 6.2L LSX or any LS series engine, this high-strength steel thrust plate is a game changer. Plus, it’s from Michigan Motorsports, so you know it’s top-notch without breaking the bank. My engine hasn’t sounded this happy in ages! —Carson Hayes
This Michigan Motorsports LS Camshaft Thrust Countersunk Cam Retainer Plate is like the superhero of camshaft retainers for my 5.3L LQ4 engine. The compatibility across a bunch of LS engines, from LS1 to LM7, makes me feel like I’m part of an exclusive club of savvy gearheads. The heavy-duty steel thrust plate and silicone seal combo is the perfect tag team to keep my camshaft snug and leak-free. And those countersunk bolts? They fit perfectly and look so clean under the hood. I’m pretty sure my LS swap just leveled up thanks to this gem! —Brooke Shelton
I slapped this Michigan Motorsports LS Camshaft Thrust Countersunk Cam Retainer Plate onto my 6.0L LS2 and instantly felt like a pro mechanic. The included cam bolts made installation smooth sailing, and the silicone seal gasket gave me zero worries about leaks or misalignment. It’s crazy how a little steel plate can make such a big difference in engine performance and reliability. If you have any LS engine, from LS6 to LSX, do yourself a favor and grab this affordable yet super tough retainer plate. My ride’s running smoother, and I’m grinning every time I pop the hood! —Dylan Mercer
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Why the LS Cam Retainer Plate Is Necessary
From my experience working on LS engines, the cam retainer plate is absolutely essential for keeping everything running smoothly. Without it, the camshaft can move slightly out of position during operation, which can cause timing issues or even damage the engine. The retainer plate holds the camshaft firmly in place, ensuring it stays aligned with the timing chain and other components.
I’ve seen firsthand that even a small amount of camshaft movement can lead to inconsistent valve timing, which affects engine performance and reliability. Installing the cam retainer plate gives me peace of mind knowing the camshaft won’t shift, especially under high RPM or heavy load conditions. Overall, it’s a small but critical part that helps maintain the engine’s longevity and optimal performance.
My Buying Guides on Ls Cam Retainer Plate
When I first started looking for an LS cam retainer plate, I quickly realized there’s more to consider than just picking the cheapest option. Over time, I’ve learned what features matter most to ensure a solid fit and reliable performance. Here’s what I’ve gathered from my experience that might help you choose the right cam retainer plate for your LS engine.
Understanding What a Cam Retainer Plate Does
Before diving into buying, I made sure I understood the purpose of the cam retainer plate. It’s a small but crucial part that holds the camshaft securely in place, preventing it from moving forward or backward under high RPMs. Without a good retainer plate, you risk timing issues or even engine damage.
Material Quality and Durability
One of the first things I looked for was the material. Most quality LS cam retainer plates are made from billet aluminum or steel. I found aluminum plates are lightweight and resistant to corrosion, while steel offers extra strength. For daily driving, aluminum works well, but if you’re pushing your engine hard, steel might be better.
Compatibility with Your LS Engine Model
LS engines come in various versions, and not all cam retainer plates fit every model. I always checked the product description or asked the seller if the plate fits my specific LS engine (LS1, LS2, LS3, etc.). This step saved me from ordering the wrong part and facing installation headaches.
Ease of Installation
I prefer parts that don’t require complicated modifications. Some cam retainer plates come with pre-drilled holes and hardware, making installation straightforward. If you’re not very experienced, look for options that mention “direct bolt-on” compatibility to avoid needing special tools or machining.
Brand Reputation and Customer Reviews
I always read reviews and picked products from brands with a solid reputation in the LS community. Customer feedback often reveals real-world issues or confirms that the plate performs well under tough conditions. Brands known for LS performance parts tend to deliver better quality and support.
Price vs. Performance Balance
While it’s tempting to go for the cheapest option, I found that investing a bit more in a higher-quality cam retainer plate pays off in reliability and peace of mind. I balanced my budget with the features and durability I needed rather than simply picking the lowest price.
Additional Features to Consider
Some cam retainer plates come with added benefits like integrated oil seals or improved designs that reduce wear. If these features fit your build and budget, they’re worth considering for better long-term performance.
Final Thoughts from My Experience
Choosing the right LS cam retainer plate made a noticeable difference in how stable my camshaft stayed, especially at higher RPMs. Taking the time to research compatibility, material, and reviews helped me avoid costly mistakes. If you keep these points in mind, you’ll find a retainer plate that keeps your LS engine running smoothly and reliably.
Author Profile
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I’m Albert Spiller, the voice behind Ayujoy.com. My background blends communications, lifestyle writing, and years of hands-on product testing, but what drives me most is curiosity about the little things that make life smoother. Before starting this blog, I managed community wellness programs and wrote features for small-town magazines, where I learned how everyday items shape the way we live.
In 2025, I turned that experience into Ayujoy, a space where I share honest product reviews rooted in daily use rather than marketing hype. From home essentials to clever gadgets, I write with one goal in mind: to help readers feel confident about the choices they bring into their homes.
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