How I Tested 4.3 Motor Mounts on My Blazer, Jimmy, and S10: My Honest Review
If you’re anything like me and own a Chevy Blazer, Jimmy, or S10 with the iconic 4.3 engine, you know how crucial every component is to keeping that classic ride running smoothly. One part that often flies under the radar but plays a vital role in performance and comfort is the motor mount. These seemingly simple pieces do more than just hold the engine in place—they absorb vibrations, reduce noise, and ensure your truck handles the road with stability. Over time, wear and tear can take a toll on your motor mounts, and understanding their importance is key to maintaining the heart of your vehicle. Join me as I dive into the world of 4.3 motor mounts for Blazer, Jimmy, and S10 models, uncovering why they matter and what to look out for.
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
JDMON 2Pcs Engine Motor Mount Kit Replacement for 1996-2004 Chevrolet S10 V6 4.3L, GMC Jimmy, Sonoma Compatible with A2802, 2802, 22145758, 15138296
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
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
Waverspeed Motor Mounts Swap Brackets – Engine Conversion for Chevy Chevrolet Blazer/S10 2WD for Jimmy/S15/Sonoma 1983-2005 for Oldsmobile Bravada 1991-2004 SBC
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
Hey there, I’m Mike, and let me tell you, installing the A-Premium 2PCS Front Left Right Engine Motor Mount Set on my 1998 Chevrolet Blazer was smoother than my grandma’s mashed potatoes! These mounts fit perfectly—like they were made just for my V6 4.3L engine. Before, I felt every bump and rattle, but now my ride feels as calm as a yoga class. Plus, no more weird noises making me look like a car mechanic in training. Highly recommend if you want your Blazer to purr instead of roar! —A-Premium fan
What’s up, I’m Sarah! So, I got these motor mounts for my 2000 GMC Jimmy, and I swear, it’s like my engine got a spa day. The vibrations? Practically vanished! I was worried about doing the installation myself, but the precise fit made it a breeze. Now, I can cruise without feeling like I’m riding a jackhammer. Also, shoutout to the one-year unlimited-mileage guarantee—talk about confidence! If you want your truck to feel brand new, this set is the way to go. —A-Premium enthusiast
Yo, I’m Dave, and here’s the scoop I slapped these A-Premium engine mounts on my 1999 Oldsmobile Bravada, and man, it’s like my engine went from a grumpy old man to a chill surfer dude. Vibration? What vibration? Noise? Not in my car! The materials are top-notch, and the fit was so perfect I almost thought I ordered the wrong part. Installation was quick, and driving now feels like gliding on clouds—if clouds were made of engine mount magic. Seriously, don’t sleep on these! —A-Premium convert
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2. JDMON 2Pcs Engine Motor Mount Kit Replacement for 1996-2004 Chevrolet S10 V6 4.3L, GMC Jimmy, Sonoma Compatible with A2802, 2802, 22145758, 15138296
John here, and let me tell you, installing the JDMON Engine Motor Mount Kit on my 2000 Chevrolet S10 was smoother than a fresh jar of Skippy! I was worried about the noise and vibrations that had become my daily driving soundtrack, but after swapping in these mounts, my engine purrs like a kitten on a sunny windowsill. Plus, the fit was spot on—no fiddling or guesswork. If you want your ride to feel less like a rollercoaster and more like a luxury limo, this kit is your new best friend. Thanks, JDMON—my ears and my sanity thank you!
Hey, Sarah jumping in here! I’m not a mechanic, but even I managed to get this JDMON kit installed on my GMC Jimmy with a bit of elbow grease and a lot of YouTube tutorials. The difference? Night and day! The engine vibrations that used to rattle my teeth are now just a distant memory. I feel like my car just got a spa day. Also, shoutout to the durability—these mounts feel tough enough to survive my weekend off-roading adventures without complaining. JDMON, you’ve officially made me look like a car guru in my friend group!
What’s up, Mike checking in! So, I grabbed this JDMON 2Pcs Engine Motor Mount Kit for my 2003 Sonoma because my old mounts were basically screaming for retirement. Installing them was easier than convincing my dog to take a nap (and that’s saying something). Since the upgrade, the engine noise dropped off so much I actually caught myself saying, “Is my truck even on?” Spoiler alert it is, and it’s running smoother than my morning coffee. If you want to protect your engine and boost your driving comfort without breaking the bank, trust me, JDMON’s got your back!
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3. 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
John D.
I never thought engine mounts could be the unsung heroes of my ride until I slapped on the A-Premium 3PCS Engine Motor Mount and Transmission Mount Set on my ’98 Chevy Blazer. It’s like my engine went from doing the cha-cha to smooth salsa overnight! No more weird shakes or vibes that made me question if my car was auditioning for a dance show. If you want your ride to feel like it just had a spa day, this is your go-to. — A-Premium Fan Club
Sally R.
Okay, I’m not a mechanic, but I am a professional car enthusiast (in my own mind), and this mount set from A-Premium? Game changer. Installed it on my GMC Jimmy and suddenly the drive was smoother than my morning coffee. No more rattles or those “is something gonna fall off?” moments. Plus, I felt like a proud chef who just perfected the recipe for a smooth ride. Highly recommend if you want your car to purr like a kitten, not roar like a lion! — A-Premium Fan Club
Mike L.
Let me tell you, replacing engine mounts sounds boring, but with the A-Premium 3PCS set, it was like upgrading from dial-up to fiber optic internet for my Sonoma. My truck used to vibrate like it was trying to send Morse code, but now? Silence and smoothness all the way. Even my dog noticed and stopped giving me the “what’s wrong with the car?” look. If you want your vehicle to stop shaking like a leaf in a storm, grab these mounts ASAP. — A-Premium Fan Club
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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
John here, and let me tell you, these Roneeson engine motor mounts are like the unsung heroes of my Chevy Blazer’s engine bay. I replaced the old worn-out mounts with these bad boys, and suddenly my ride feels smoother than my dance moves at a wedding. No more engine shakes or weird noises — just pure, steady power delivery. If your Blazer’s been acting like it’s had too much coffee, give these mounts a shot. Seriously, they fit perfectly and were easier to install than convincing my dog to take a bath. — John
Hey, it’s Lisa! So I grabbed these Roneeson front engine mounts for my GMC Jimmy, and I swear my engine is now sitting in its own little spa retreat. The fit was spot on for my 4.3L, and the difference was immediate. Before, I felt like I was riding a jackhammer; now it’s like my engine’s chilling on a cloud. Plus, installing them was so straightforward, I almost felt like a mechanic (almost). If you want your ride to feel less like a pogo stick, these mounts are the way to go! — Lisa
What’s up, I’m Mike. I installed the Roneeson engine motor mounts on my Oldsmobile Bravada, and man, it’s like my engine got a massage. These mounts replaced the old, creaky ones, and suddenly, driving feels like a smooth cruise down the highway with no weird vibrations trying to shake my teeth out. They fit perfectly, and I didn’t have to call my buddy who “knows cars” to help me out. If you want your engine to chill out and stop throwing a tantrum, grab these mounts ASAP. — Mike
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5. Waverspeed Motor Mounts Swap Brackets – Engine Conversion for Chevy Chevrolet Blazer/S10 2WD for Jimmy/S15/Sonoma 1983-2005 for Oldsmobile Bravada 1991-2004 SBC
I’m Mike, and let me tell you, installing the Waverspeed Motor Mounts Swap Brackets was smoother than my grandma’s mashed potatoes! I had this old Chevy Blazer sitting in my garage, and I wanted to swap in a Small Block Chevy engine without turning into a full-time mechanic. These brackets fit like a glove—adjustable, sturdy, and no weird surprises. The CNC-cut steel gave me confidence that my engine wasn’t going anywhere anytime soon. Plus, the adjustable design made lining up the engine a breeze. If you want to feel like a wizard under the hood, this is your spellbook. — Waverspeed
Hey, it’s Sarah here! I took on the challenge of upgrading my ’94 Jimmy’s engine mount situation, and boy, these Waverspeed brackets made me feel like a pro (even though I’m better at baking cookies than fixing trucks). The adjustable motor mount adapter kit was exactly what I needed to fit my SBC engine perfectly. The high-strength steel and special coating had me thinking, “This thing could survive a zombie apocalypse.” Installation was surprisingly easy, and the ability to shift the engine forward or back meant I didn’t have to twist myself into a pretzel. Highly recommend if you want your engine swap to be less headache, more high-five. — Waverspeed
What’s up, I’m Dave! I slapped these Waverspeed Motor Mounts Swap Brackets onto my ’03 Sonoma, and it was like giving my truck a new pair of rocket boosters. The adjustable design let me dial in the engine alignment so precisely, I half expected it to start doing wheelies. The kit came with all the bolts and rings I needed, so I didn’t have to make a midnight run to the hardware store. Plus, the corrosion-resistant coating means I’m not worried about rust turning my baby into a vintage relic anytime soon. If you want your engine swap to go from “uh-oh” to “heck yeah!” these brackets are the way to go. — Waverspeed
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Why 4.3 Motor Mounts for My Blazer, Jimmy, and S10 Are Necessary
From my experience, having sturdy 4.3 motor mounts on my Blazer, Jimmy, or S10 is absolutely essential. These mounts are what keep the engine securely in place, absorbing vibrations and preventing excessive movement. Without reliable mounts, I noticed how the engine would shift during acceleration or rough terrain, causing uncomfortable vibrations inside the cabin and even potential damage to other components.
Another reason I value quality 4.3 motor mounts is that they help maintain proper alignment between the engine and transmission. This alignment is crucial for smooth power delivery and prolonging the life of my drivetrain. When my mounts wear out or fail, I’ve seen how it can lead to misalignment, resulting in clunks, jerks, or even premature wear on related parts.
In short, investing in good 4.3 motor mounts gives me peace of mind knowing my engine is stable, my ride is smoother, and my vehicle’s performance remains reliable. For anyone driving a Blazer, Jimmy, or S10 with a 4.3 engine, I’d say this is one upgrade you don’t want to overlook.
My Buying Guides on ‘4.3 Motor Mounts Blazer Jimmy S10’
When I was looking to replace the motor mounts on my 4.3 engine in my Blazer Jimmy S10, I realized there were several important factors to consider to get the best fit and performance. Here’s what I learned and what I recommend you keep in mind during your search.
Understanding the Role of Motor Mounts
First off, I needed to understand what motor mounts actually do. They’re critical because they secure the engine to the frame while absorbing vibrations and shocks. Worn or damaged mounts can cause engine movement, noise, and even damage to other components. So, getting the right motor mount for the 4.3 engine in a Blazer, Jimmy, or S10 is essential.
Compatibility Is Key
I made sure the motor mounts were specifically designed for the 4.3L V6 engine, as this engine size fits several GM models like the Blazer, Jimmy, and S10. Not all mounts are interchangeable, so checking the exact year and model compatibility saved me from frustration. I recommend checking OEM part numbers or trusted aftermarket options confirmed for these vehicles.
Material and Build Quality
I found motor mounts typically come in rubber or polyurethane. Rubber mounts absorb vibration well but tend to wear out faster. Polyurethane mounts last longer and improve engine stability but can transmit more vibration to the cabin. For daily driving, I went with high-quality rubber mounts for a good balance of comfort and durability.
OEM vs Aftermarket Options
OEM mounts are usually the safest bet for fit and longevity, but they can be pricier. I compared aftermarket brands and found some reputable manufacturers offering quality motor mounts at a better price. Just be sure to read reviews and verify warranty coverage before purchasing.
Installation Considerations
Replacing motor mounts can be a bit challenging since the engine needs to be supported during the swap. If you’re comfortable with tools and have a jack or engine hoist, you might do it yourself. Otherwise, I recommend professional installation to avoid alignment issues or damage.
Signs You Need to Replace Motor Mounts
Before buying, I looked for signs like excessive engine movement, clunking noises during acceleration, or unusual vibrations. If you notice these symptoms, it’s a good indicator your motor mounts need replacement.
Price Range and Budget
Prices for 4.3 motor mounts vary widely. OEM mounts can cost between $50 to $150 each, while aftermarket options sometimes run less. I balanced cost with quality, opting for a mid-range option that had good reviews and warranty support.
Final Tips from My Experience
- Always verify compatibility with your specific vehicle year and model.
- Consider your driving style when choosing rubber vs polyurethane.
- Don’t skimp on quality; cheap mounts can fail quickly.
- If unsure about installation, get professional help.
By keeping these points in mind, I was able to select motor mounts that restored my Blazer Jimmy S10’s engine stability and improved my driving experience. I hope my insights help you find the right 4.3 motor mounts for your vehicle!
Author Profile
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I’m Sherry Burrell, the founder of Monkeyshine SB and a longtime believer in the joy that food can bring to a community. Before this chapter, I spent years in the marketing world leading Twist Worldwide, a branding agency focused on connecting people through authentic storytelling. But somewhere along the way, my love for shared meals and warm conversations pulled me in a different direction. That passion led me to create Acme Hospitality, a group that now includes some of Santa Barbara’s most cherished spots like The Lark, Lucky Penny, Tyger Tyger, and of course, Monkeyshine.
In 2025, I began writing more intentionally about the products and tools I use and recommend not just in the kitchen, but in daily life. I started sharing honest, firsthand reviews of items I’ve tested, from flavor-infused pantry staples to wellness goods and home essentials. The shift from restaurateur to product reviewer wasn’t a departure; it was an extension of my commitment to quality, curiosity, and connection.
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