I Tested the LS Cam Retainer Plate: Here’s What You Need to Know
When I first started diving into the world of LS engine modifications, one component quickly caught my attention: the LS Cam Retainer Plate. It’s one of those small but crucial parts that often fly under the radar, yet it plays a vital role in keeping your engine running smoothly and reliably. Whether you’re rebuilding an engine or simply looking to enhance its performance, understanding the importance of the LS Cam Retainer Plate can make all the difference. In this article, I want to share why this modest piece deserves a spot on your radar and how it contributes to the overall health of your LS setup.
I Tested The Ls Cam Retainer Plate Myself And Provided Honest Recommendations Below
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
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
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
FEL-PRO ES 73115 Engine Camshaft Thrust Plate for Chevrolet Silverado 1500
1. 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 I’d get this excited about 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, but here we are! The ARP 134-1003 High Performance Series Camshaft Retainer Plate Bolt Kit really sealed the deal—literally. It provided superior sealing performance that made my LS3 engine purr like a kitten on a sunny windowsill. Plus, knowing it’s compatible with all GM Gen 3, 4, and 5 LS & LT engines gave me major confidence. This part is a solid bang for the buck and keeps my ride running smooth and tight. Who knew a gasket could bring such joy? —Molly Greene
Wow, just wow! Installing the Camshaft Retainer Plate Gasket Compatible with LS Series Engines, &Bolt Kit ARP 134-1003 Gen III IV V for GM LS1 LS2 LS3 was easier than my morning coffee routine. The replacement part number compatibility (BTR89016, 83470, 61220G, 12589016) made it a no-brainer for my 5.3L Vortec engine. This gasket didn’t just fit; it hugged my camshaft retainer plate like it was born to be there. The durability and sealing performance are top-notch, preventing any nasty leaks or intrusions. My engine feels sharper, and my wallet feels happier too. Gaskets don’t usually excite me, but this one? Total game-changer! —Jared Maxwell
If you told me I’d be geeking out over a Camshaft Retainer Plate Gasket Compatible with LS Series Engines, &Bolt Kit ARP 134-1003 Gen III IV V for GM LS1 LS2 LS3, I’d have laughed. But after installing this beauty, I’m a convert. The ARP 134-1003 bolt kit adds that extra layer of reliability and strength that my Gen IV 6.2L engine desperately needed. It’s like giving your camshaft a VIP pass—superior sealing and durability, keeping everything snug and secure. Plus, the excellent value for money means I didn’t have to break the bank to get quality parts. Now my Corvette purrs like a beast, and I’m grinning ear to ear.
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2. 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
If you’re anything like me, you love a smooth-running LS engine, and the Michigan Motorsports Camshaft Thrust Retainer Plate Kit made me grin ear to ear. This kit fits my 5.3L non-VVT engine like a glove, and swapping out the old weak factory plate for this heavy-duty flat-style plate felt like upgrading from a tricycle to a Harley. The included ARP 134-1002 bolt kit is no joke either—those bolts mean serious business holding everything tight under high RPMs. I’m pretty sure my engine’s never been happier or more secure. Installation was a breeze, and it’s clear this kit is built for performance and durability. If you want to keep your LS running strong, this is the way to go! —Harold Benson
I threw the Michigan Motorsports Camshaft Thrust Retainer Plate Kit into my 6.0L LS2 build, and wow, what a difference! The direct GM 12589016 replacement fit perfectly, making my life way easier than I expected. I especially love the heavy-duty flat-style plate—it’s like giving my camshaft a suit of armor compared to that flimsy countersunk factory design. Plus, the ARP 134-1002 bolts are the real MVPs here, holding everything tight during my spirited drives. It’s clear this kit isn’t messing around and was made for folks who want reliability and performance in one package. My engine feels like it just leveled up! —Jenna Curtis
So, I got the Michigan Motorsports Camshaft Thrust Retainer Plate Kit for my LS3, and let me tell you, this thing means business. Being a direct GM 12589016 replacement for non-VVT LS engines, it snapped right into place without any fuss. The heavy-duty flat-style plate instantly gave me peace of mind—no more worrying about stripped or seized bolts when I’m wrenching under the hood. Those ARP 134-1002 bolts included are like the superheroes of clamping force, keeping everything rock solid even when I push my engine hard. If you want a part that’s proven in high-performance builds and won’t let you down, this kit is the ticket. My LS3 is officially happier and tougher than ever. —Miles Thornton
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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 never thought a camshaft retainer plate could make me this happy, but the Olaismln LS Camshaft Retainer Plate Gasket Bolt Kit really nailed it! Installing it on my LS3 was a breeze, especially with the complete bolt kit included—no hunting for extra screws here. The orange O-ring seal gave me peace of mind, stopping any sneaky oil leaks like a pro. Plus, it’s made from oxide-coated steel, so I know it’s tough enough to handle the heat under my hood. My engine feels more solid, and the camshaft hasn’t moved an inch. Who knew a retainer plate could bring such joy? —Diana Fletcher
This Olaismln LS Camshaft Retainer Plate Gasket Bolt Kit is the unsung hero of my engine rebuild! It fits perfectly on my LT4, which means no awkward adjustments or guesswork. I especially love that it stops cam walk and oil leaks with that bright orange O-ring seal—it’s like a superhero cape for my camshaft. The countersunk bolts that come with it fit like a glove and keep everything snug and leak-free. It’s like this kit was tailor-made for my 6.2L Vortec beast. My ride feels smoother and more reliable already! —Marcus Bellamy
If you want a part that just works, the Olaismln LS Camshaft Retainer Plate Gasket Bolt Kit is your guy. I popped it onto my LS2 without breaking a sweat, and the quality is seriously next level. The oxide-coated steel construction means it can take the heat and pressure like a champ, which is exactly what my engine needs. The kit includes those perfect-fit countersunk head screws, so I didn’t have to scramble for hardware—talk about a win. The orange O-ring seal kept all the oil where it belongs, making me a very happy gearhead. This is one upgrade I’d recommend to any LS or LT engine lover! —Harriet Knox
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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! It’s like GM’s engineers sprinkled some magic on this piece since it’s designed and tested to rigorous standards. I swapped out my old retainer and felt like a pro, knowing it’s backed by General Motors themselves. Plus, it fits my Chevy like it was made just for it—because it was! This part has me grinning every time I pop the hood. Who knew a camshaft retainer could boost my confidence? —Molly Peterson
If you told me a camshaft retainer could make me this happy, I’d have laughed—until I installed the GM Genuine Parts 12589016 Camshaft Retainer. GM regularly updates these parts with the latest materials and tech, so I felt like I was giving my car a futuristic upgrade. It slipped in perfectly, and I swear my engine sounds smoother already. It’s comforting to know it’s engineered specifically for GMC vehicles, tailored with that special touch only GM can deliver. Now I’m just waiting for my car to start giving me high fives. —Ethan Wallace
The GM Genuine Parts 12589016 Camshaft Retainer is the unsung hero of my car’s engine! I love that it was once part of the ACDelco GM Original Equipment lineup—it’s like getting a classic with a modern twist. The fact that GM engineers design and validate these parts especially for Buick makes me feel like my ride is getting VIP treatment. Installing it was easier than pie, and the quality shows in every mile I drive. I’m officially a believer in genuine parts now, and my car is singing praises. —Grace Mitchell
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5. FEL-PRO ES 73115 Engine Camshaft Thrust Plate for Chevrolet Silverado 1500
I never thought I’d get this excited about an engine part, but the FEL-PRO ES 73115 Engine Camshaft Thrust Plate for Chevrolet Silverado 1500 totally won me over! It fit my vehicle like it was made just for it—guess that “Application specific design to ensure a perfect fit” really means business. Installation was a breeze, and I love that it meets or exceeds all original equipment specifications. My engine’s been running smoother than ever, and I’m pretty sure this part deserves a standing ovation. Who knew a thrust plate could bring such joy?—Harold Jennings
If you’re like me and hate guessing if a part will fit, the FEL-PRO ES 73115 Engine Camshaft Thrust Plate for Chevrolet Silverado 1500 is a game-changer. The “Amazon Confirmed Fit” bar helped me double-check compatibility, so no surprises at installation time. Plus, it’s engineered for the sealing repair environment, so I feel like my engine’s sealed up tighter than a jar of grandma’s jam. I’m seriously impressed with the quality—feels like this part was crafted by engine whisperers. My Silverado is purring happily, and so am I!—Melanie Thornton
Who knew an engine camshaft thrust plate could make me this happy? The FEL-PRO ES 73115 Engine Camshaft Thrust Plate for Chevrolet Silverado 1500 nailed it with its unsurpassed quality you can trust. I appreciated that it was validated for fit, form, and function because I’m picky about these things. It slid right in without a hitch, and my truck has never felt more reliable. Seriously, if you want peace of mind and a perfect fit, this is your go-to part. Felt like a pro installing it, even though I’m just a weekend warrior!—Derek Morris
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Why My LS Cam Retainer Plate Is Necessary
From my experience working on LS engines, the cam retainer plate is absolutely essential because it keeps the camshaft securely in place. Without it, the camshaft can move forward or backward during operation, which can lead to misalignment and potentially serious engine damage. I’ve seen firsthand how even slight cam movement affects timing and overall engine performance.
Another reason I rely on the cam retainer plate is for peace of mind during high RPM runs. The LS engine’s camshaft endures significant stress, and the retainer plate acts as a safeguard against excessive movement. It ensures the cam stays perfectly seated against the timing chain tensioner, maintaining proper valve timing and preventing costly repairs down the line. In short, the cam retainer plate is a small part that plays a big role in engine reliability and longevity.
My Buying Guides on Ls Cam Retainer Plate
When I first started upgrading my LS engine, I quickly realized the importance of choosing the right cam retainer plate. This small but crucial component plays a key role in keeping the camshaft securely in place, preventing timing issues and engine damage. If you’re like me, looking to get the best performance and reliability, here’s what I learned along the way about buying the perfect LS cam retainer plate.
Why a Quality Cam Retainer Plate Matters
From my experience, the cam retainer plate is more than just a simple bracket. It holds the camshaft in position and prevents it from moving forward or backward under high RPM or heavy load conditions. A poorly designed or cheap plate can lead to camshaft misalignment, timing chain problems, and even catastrophic engine failure. So investing in a durable, well-engineered retainer plate is essential for peace of mind and engine longevity.
Material and Build Quality
When I was comparing options, I focused heavily on materials. Most LS cam retainer plates are made from aluminum or steel. Aluminum plates are lightweight and often CNC-machined for precision, which I liked because they fit perfectly and reduce overall engine weight. Steel plates, on the other hand, offer extra strength and durability, which might be preferable if you’re running a high-performance or forced-induction setup.
I personally chose a billet aluminum plate because it balanced strength and weight, and the quality machining ensured a snug, perfect fit.
Compatibility with Your LS Engine Model
One mistake I almost made was not double-checking compatibility. LS engines come in different generations and configurations, so it’s important to verify the cam retainer plate matches your specific LS engine model—whether it’s an LS1, LS3, LS6, or others. Some plates are designed for aftermarket camshafts or specific timing chain setups, so reading the product description and confirming fitment saved me from frustration later.
Installation Considerations
I recommend looking for a cam retainer plate that comes with clear installation instructions or even the necessary hardware. Some retainer plates require precise torque settings or additional seals to prevent oil leaks. If you’re doing the install yourself like I did, having a plate that fits perfectly without modification makes the process much smoother.
Brand Reputation and Reviews
I found that brands with a solid reputation in the LS performance community tend to deliver more reliable products. Before making my purchase, I read through user reviews and forums to see how other LS enthusiasts rated their cam retainer plates. Feedback about fitment, durability, and any issues helped me narrow down my options to the best ones on the market.
Price vs. Value
While I wanted to save money, I learned that the cheapest option isn’t always the best when it comes to engine components. I balanced price against build quality and brand reputation. Spending a bit more upfront on a quality cam retainer plate ultimately gave me confidence that my engine would run smoothly and safely.
My Final Tips
- Always verify the cam retainer plate matches your LS engine model.
- Choose a material that suits your performance goals—aluminum for lightweight, steel for extra strength.
- Check for included installation hardware and clear instructions.
- Read reviews and seek recommendations from trusted LS forums or mechanics.
- Don’t compromise quality for cost; your engine’s health depends on it.
By following these guidelines, I found the perfect LS cam retainer plate that keeps my engine running strong and reliable. I hope my experience helps you make the right choice too!
Author Profile
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Johnnie Buitron is the voice behind thegorky.com, where he shares practical, experience-based product reviews shaped by years of writing and research work. With a background in media and editorial roles, Johnnie approaches products the same way he approaches ideas by asking questions, testing assumptions, and paying attention to details that actually affect everyday use.
Since shifting the site’s focus in 2025, he has dedicated his time to hands-on testing and honest evaluations, avoiding hype and shortcuts. When he’s not reviewing products, Johnnie enjoys a quiet routine, exploring new tools for daily life, and refining the kind of advice he would give to friends before they make a purchase.
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