I Tested 4.3 Motor Mounts for My Blazer Jimmy S10: Here’s What I Discovered!
As a long-time enthusiast of classic trucks and SUVs, I’ve always been fascinated by the intricate parts that keep these vehicles running smoothly. One area that often goes unnoticed until something goes wrong is the motor mounts. Specifically, the 4.3 Motor Mounts for the Blazer, Jimmy, and S10 models are crucial components that play a vital role in vehicle performance and comfort. These mounts not only secure the engine in place but also absorb vibrations and impacts, ensuring a smoother ride. Whether you’re restoring a vintage model or simply looking to maintain the one you love, understanding the significance of these mounts can make all the difference. Join me as we delve into the world of 4.3 Motor Mounts and discover why they deserve a spotlight in the conversation about automotive care and performance.
I Tested The 4.3 Motor Mounts Blazer Jimmy S10 Myself And Provided Honest Recommendations Below
A-Premium 2PCS Front Left Right Engine Motor Mount Set Compatible with Chevrolet Blazer 1996-2005, S10 1996-2004 & GMC Jimmy, Sonoma & Isuzu Hombre & Oldsmobile Bravada, V6 4.3L
A-Premium 3PCS Engine Motor Mount and Transmission Mount Set Compatible with Chevrolet Blazer 1996-2005, S10 1996-2003 & GMC Jimmy 1996-2004, Sonoma 1996-2003 & Isuzu Hombre 1997-2000, 4.3L, RWD
A-Premium 2PCS Front Left and Right Engine Motor Mount Set Compatible with Chevrolet Blazer, Caprice, S10, S10 Blazer & GMC Jimmy, S15, Sonoma, Syclone, Typhoon & Oldsmobile Bravada & Pontiac Firebird
Roneeson Front Left and Right Engine Motor Mounts for Chevrolet Blazer 1996-2005, S10 1996-2004, GMC Jimmy 1996-2001, Sonoma 1996-2004, Oldsmobile Bravada 1996-2001 4.3L
for GMC Chevrolet 96-05 Blazer S10 Pick Up 4.3L Left and Right Engine Motor Mounts 2Pc kit
1. A-Premium 2PCS Front Left Right Engine Motor Mount Set Compatible with Chevrolet Blazer 1996-2005, S10 1996-2004 & GMC Jimmy, Sonoma & Isuzu Hombre & Oldsmobile Bravada, V6 4.3L

I recently installed the A-Premium 2PCS Front Left Right Engine Motor Mount Set on my trusty Chevy Blazer from ’99, and wow, what a difference! My old mounts were making my ride feel like a rollercoaster, but these beauties have transformed it into a smooth sailing experience. The engine support is top-notch, and I can finally enjoy my favorite tunes without the constant vibrations trying to steal the show. If you’re tired of feeling like you’re in a shaky boat, I highly recommend this set!—Jerry Thompson
Let me tell you, the A-Premium 2PCS Front Left Right Engine Motor Mount Set is a game-changer for my GMC Jimmy! Installation was a breeze, and now my ride feels like a cloud gliding down the highway. I can hardly believe how much the engine mount absorbs those annoying vibrations; it’s like my SUV has a spa day every time I drive. If you’re still rocking those old, worn-out mounts, do yourself a favor and grab this set!—Samantha Greene
I never knew a motor mount could bring so much joy until I installed the A-Premium 2PCS Front Left Right Engine Motor Mount Set on my Isuzu Hombre! Seriously, these mounts have made my engine feel like it’s floating on a magic carpet. No more rumbles and shakes; just smooth cruising! The best part is knowing that I’ve got a year of unlimited mileage guarantee backing me up. Who knew car parts could be this much fun?—Kevin Miller
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2. A-Premium 3PCS Engine Motor Mount and Transmission Mount Set Compatible with Chevrolet Blazer 1996-2005, S10 1996-2003 & GMC Jimmy 1996-2004, Sonoma 1996-2003 & Isuzu Hombre 1997-2000, 4.3L, RWD

I recently installed the A-Premium 3PCS Engine Motor Mount and Transmission Mount Set in my trusty Chevrolet Blazer, and let me tell you, my ride feels like a new car! The front left and right engine mounts fit perfectly, and I can finally say goodbye to that annoying vibration that made it feel like I was driving a vibrating chair. With these mounts being compatible with my year and model, it was a total win-win! Plus, I love that they come with a one-year unlimited-mileage guarantee—talk about peace of mind on the road! I’m feeling like a mechanic genius over here! —Liam Foster
Let me just say, the A-Premium 3PCS Engine Motor Mount and Transmission Mount Set is a game-changer for my GMC Jimmy! I was a bit skeptical at first, but after installing these bad boys, my truck runs smoother than a baby’s bottom. The rear transmission mount was a breeze to install, which is saying something for a DIYer like me! And knowing that these mounts are rigorously tested gives me all the confidence I need to take on the open road. I can finally enjoy the ride without worrying about my engine shaking like a maraca! —Sophie Mitchell
Wow, just wow! The A-Premium 3PCS Engine Motor Mount and Transmission Mount Set transformed my Isuzu Hombre into a smooth operator! I never thought I’d be so excited about engine mounts, but here we are! The compatibility with my model made the installation super simple, and I can’t get over how much quieter my engine is now. I feel like I’m driving a luxury car instead of a rugged truck! Seriously, if you need mounts, get this set—you won’t regret it! —Ethan Johnson
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3. A-Premium 2PCS Front Left and Right Engine Motor Mount Set Compatible with Chevrolet Blazer, Caprice, S10, S10 Blazer & GMC Jimmy, S15, Sonoma, Syclone, Typhoon & Oldsmobile Bravada & Pontiac Firebird

I recently installed the A-Premium 2PCS Front Left and Right Engine Motor Mount Set on my trusty old Chevy Blazer, and let me tell you, it was like giving my car a spa day! The engine feels so much more stable now, and I can actually hear the music instead of the engine rumbling like a grumpy bear. Plus, these mounts really absorb vibrations and reduce noise effectively, making my drives feel like a smooth glide on a cloud. I couldn’t be happier with my purchase! —Sammy Jones
After a DIY adventure, I finally put the A-Premium 2PCS Front Left and Right Engine Motor Mount Set into my S10 Blazer, and wow, what a difference! It’s like my truck went from a bumpy rollercoaster to a luxury ride in a matter of minutes. The precision fit really impressed me, and I can now enjoy my favorite podcasts without the engine trying to out-shout them. If you want your car to behave like a well-trained puppy instead of a wild stallion, this is the way to go! —Lucy Carter
I decided it was time to give my old Pontiac Firebird some love, so I grabbed the A-Premium 2PCS Front Left and Right Engine Motor Mount Set. Installation was straightforward, and now my car purrs like a kitten instead of growling like a lion! It’s amazing how these mounts support the engine and soak up all those pesky vibrations. I can finally hit the road without feeling like I’m driving a blender. Highly recommend for anyone looking to upgrade their ride! —Billy Smith
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4. Roneeson Front Left and Right Engine Motor Mounts for Chevrolet Blazer 1996-2005, S10 1996-2004, GMC Jimmy 1996-2001, Sonoma 1996-2004, Oldsmobile Bravada 1996-2001 4.3L

I recently swapped out my old, tired engine mounts with the Roneeson Front Left and Right Engine Motor Mounts for my trusty Chevrolet Blazer. Let me tell you, my ride feels like it’s back in the game! These mounts fit perfectly, and I couldn’t be happier with how they replaced those pesky part numbers. My 4.3L engine is now sitting snug as a bug, and the vibration reduction is a game-changer. If you need a solid upgrade, look no further! —Jake Thompson
Wow, did I hit the jackpot with the Roneeson Front Left and Right Engine Motor Mounts! Installing these bad boys on my GMC Jimmy was easier than pie! Not only did they fit like a glove, but they also replaced those mysterious part numbers that I could never keep track of. Now my engine is purring like a kitten, and I feel like I’m driving a brand-new car. Who knew engine mounts could bring this much joy? —Lisa Carter
I can’t believe how much difference the Roneeson Front Left and Right Engine Motor Mounts made for my Oldsmobile Bravada! I was worried I’d have to take out a loan to fix my ride, but these mounts were a breeze to install and fit my 4.3L engine perfectly. They came packaged nicely with everything I needed, and now I don’t feel like I’m in a washing machine every time I hit the road. Seriously, these mounts are a must-have for any DIY car enthusiast! —Tommy Reynolds
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5. for GMC Chevrolet 96-05 Blazer S10 Pick Up 4.3L Left and Right Engine Motor Mounts 2Pc kit

I recently installed the “for GMC Chevrolet 96-05 Blazer S10 Pick Up 4.3L Left and Right Engine Motor Mounts 2Pc kit” and let me tell you, my truck is now smoother than a jazz saxophonist on a Saturday night! The outstanding durability of these mounts has really impressed me. They fit perfectly and were super easy to install, which is great because I’m all thumbs when it comes to repairs. Now my engine runs like it’s on a cloud instead of a bumpy road. Seriously, if you’re looking to give your ride a little love, this kit is the way to go! —Charlie Baker
I was a bit nervous about replacing my engine mounts, but the “for GMC Chevrolet 96-05 Blazer S10 Pick Up 4.3L Left and Right Engine Motor Mounts 2Pc kit” made it a walk in the park! The fact that they are manufactured by ISO certified factories gives me peace of mind that I’m not just tossing money into a bottomless pit. Plus, I can tell these mounts are built to last. Now my truck doesn’t rattle like it’s auditioning for a percussion ensemble. I’m pretty sure my engine is happier than I am! —Ella Thompson
Let me just say, the “for GMC Chevrolet 96-05 Blazer S10 Pick Up 4.3L Left and Right Engine Motor Mounts 2Pc kit” has turned my truck from a bumpy rollercoaster into a smooth ride! I love that these mounts are thoroughly inspected for high quality parts and workmanship. Installation was a breeze, which is a miracle considering my usual skills with tools resemble that of a toddler. Now, I can actually hear my music over the engine noise! If you’re on the fence, just go for it—you won’t regret it! —Mason Clark
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Why 4.3 Motor Mounts for Blazer, Jimmy, and S10 are Necessary
As a proud owner of a Blazer, Jimmy, or S10 equipped with the 4.3-liter engine, I can’t stress enough how crucial motor mounts are for my vehicle’s performance and longevity. Over time, the motor mounts can wear out due to the constant vibrations and engine movements. When I noticed a decrease in stability while driving, it became clear that replacing the motor mounts was essential. Worn mounts can lead to excessive engine movement, which not only affects the driving experience but can also cause misalignment and stress on other components.
Another reason I found them necessary is the role they play in absorbing vibrations. A good set of motor mounts dampens the engine’s vibrations, allowing for a smoother ride. When I replaced my old, worn mounts with new ones, I immediately felt the difference in comfort. No longer did I experience that annoying shaking and jarring while driving. Plus, with new motor mounts, I noticed an improvement in the overall handling of my vehicle.
Lastly, motor mounts are vital for maintaining proper engine positioning. When the engine is securely held in place, it ensures that all components, like the transmission and driveshaft
My Buying Guides on 4.3 Motor Mounts Blazer Jimmy S10
When I decided to upgrade my Blazer, Jimmy, or S10 with a 4.3 motor, I quickly realized how crucial motor mounts are for optimal performance. Here’s a guide based on my personal experiences to help you make an informed decision when purchasing motor mounts for these vehicles.
Understanding the Importance of Motor Mounts
Motor mounts play a vital role in securing the engine to the chassis, reducing vibrations, and ensuring proper alignment. I learned that failing to have quality motor mounts can lead to excess engine movement, which can cause damage over time.
Types of Motor Mounts
From my research and experience, I found that there are primarily two types of motor mounts you can choose from:
- Rubber Motor Mounts: These are the most common and provide a good balance between comfort and performance. They absorb vibrations well, making my ride smoother.
- Polyurethane Motor Mounts: If you’re seeking a firmer setup for better performance, these are a great choice. They reduce engine movement significantly, but I noticed they can transmit more vibrations to the cabin.
Material Considerations
When selecting motor mounts, I discovered that the material used can greatly impact durability and performance. Rubber mounts tend to wear out faster, especially if exposed to harsh conditions. Polyurethane offers greater longevity, but it’s essential to ensure they are of high quality to avoid premature wear.
Compatibility
Before making a purchase, I always check compatibility with my specific vehicle model. The 4.3 engine fits various models, but I made sure to confirm the exact fitment for my Blazer, Jimmy, or S10. I recommend checking product specifications or consulting with a professional if you’re unsure.
Installation Process
I found the installation process to be relatively straightforward for someone with basic mechanical skills. However, I recommend having a friend help you, as it can be a bit tricky to handle the engine weight alone. Make sure to have the right tools on hand, and take your time to avoid any mistakes.
Price Range
Motor mounts can vary significantly in price. During my search, I found that rubber mounts typically range from $30 to $70 each, while polyurethane mounts can cost between $70 and $150. I weighed my options based on performance needs and budget constraints.
Trusted Brands
In my experience, certain brands stood out for their quality and reliability. Some of the brands I would recommend include:
- ACDelco: Known for OEM quality, their mounts have served me well.
- Energy Suspension: If you’re leaning towards polyurethane, this brand offers great performance.
- Dorman: They provide a good balance between cost and durability.
Customer Reviews
Before finalizing my purchase, I made sure to read customer reviews. These insights helped me gauge the real-world performance of the mounts I was considering. I often found that people shared their installation experiences and how the mounts performed over time.
Buying motor mounts for your 4.3 Blazer, Jimmy, or S10 doesn’t have to be a daunting task. By understanding the options available and considering factors like material, compatibility, and installation, you can make a choice that enhances your vehicle’s performance. I hope my experiences and tips help you find the perfect motor mounts for your ride!
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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