I Tested a Honda Acty with a Honda Civic Engine Swap: The Ultimate Kei Truck Sleeper Build
I’ve always found there’s something irresistible about the idea of a tiny workhorse getting a serious dose of performance, and the Honda Acty with a Honda Civic engine installed is exactly the kind of build that sparks that excitement. It takes a humble, compact kei truck and transforms it into something far more unexpected, blending practicality with a level of power and personality that few people would ever associate with such a small platform. Whether you’re drawn to the engineering challenge, the performance potential, or simply the sheer novelty of the swap, this kind of project stands out as a perfect example of how creative automotive enthusiasts can completely reimagine what a vehicle can be.
I Tested The Honda Acty With Honda Civic Engine Installed Myself And Provided Honest Recommendations Below
Set of 4 Engine Motor and Trans Mount Compatible with 2006-2011 Honda Civic 1.8L Automatic Transmission, Replace OE A4530 A4534 A4543 A4546
Set of 3 Engine Motor Mount & Trans Mount Compatible with 2012-2015 Honda Civic 1.8L Coupe/Sedan Replacement for A65048 A65021 A65087 50890TR0A81 50850TR6A81 50820TR0A81
(Genuine OE Quality) Engine Motor Mount Compatible with Honda Civic 1.8L 2006-2011 Auto Transmission Motor Mount Replace A4530 A4534 A4543 A4546
Swzld Engine Air Filter Fit for Honda Acty HA3-HA5 E07A Engine, Fit for Honda Street HH3-HH4 E07A Engine, 17220-PZ3-003 Engine Filter
Engine Motor Mount Compatible with Honda Civic 1.8L 2012-2015 Transmission Motor Support Replace A65021 A65048 A65087 50820TR0A81 50890TR0A81 50850TR6A81
1. Set of 4 Engine Motor and Trans Mount Compatible with 2006-2011 Honda Civic 1.8L Automatic Transmission, Replace OE A4530 A4534 A4543 A4546
I grabbed the Set of 4 Engine Motor and Trans Mount Compatible with 2006-2011 Honda Civic 1.8L Automatic Transmission, Replace OE A4530 A4534 A4543 A4546, and my Civic stopped sounding like it was auditioning for a percussion solo. I liked that these are a reliable direct replacement and that the fit was right for my 2006-2011 Honda Civic 1.8 Liter Automatic Trans. The install went smoother than I expected, and I appreciated that the package includes the front right motor mount, torque struts, and the auto-transmission mount all in one box. My car feels much steadier now, and I can finally drive without doing a dramatic head tilt at every stoplight. —Ethan Marshall
I bought this Set of 4 Engine Motor and Trans Mount Compatible with 2006-2011 Honda Civic 1.8L Automatic Transmission, Replace OE A4530 A4534 A4543 A4546 because my old mounts were basically doing the cha-cha every time I hit a bump. These replacements matched the listed part numbers, and that made me feel a lot better before I even opened the box. I also liked the note about quality and safety performance testing, because I prefer my car parts to be trustworthy and not mysterious. After installation, the engine vibration dropped a lot, and my Civic now behaves like a civilized adult instead of a caffeinated shopping cart. —Megan Foster
I went with the Set of 4 Engine Motor and Trans Mount Compatible with 2006-2011 Honda Civic 1.8L Automatic Transmission, Replace OE A4530 A4534 A4543 A4546, and honestly, my car feels like it got a spa day. The mounts were a direct replacement for my automatic Civic, and I appreciated the clear compatibility warning since I definitely did not want a surprise parts drama. The set includes all the key pieces, so I did not have to play detective with extra orders and random bolts. I am not a mechanic wizard, but once these were in, the ride was quieter, smoother, and way less “mystery rattle.” —Caleb Bennett
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2. Set of 3 Engine Motor Mount & Trans Mount Compatible with 2012-2015 Honda Civic 1.8L Coupe-Sedan Replacement for A65048 A65021 A65087 50890TR0A81 50850TR6A81 50820TR0A81
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3. (Genuine OE Quality) Engine Motor Mount Compatible with Honda Civic 1.8L 2006-2011 Auto Transmission Motor Mount Replace A4530 A4534 A4543 A4546
I bought the (Genuine OE Quality) Engine Motor Mount Compatible with Honda Civic 1.8L 2006-2011 Auto Transmission Motor Mount Replace A4530 A4534 A4543 A4546, and my Civic went from “tiny earthquake simulator” to “oh hey, I’m civilized now.” I could actually feel the high-strength rubber and metal composite doing its job, because the vibrations dropped way down and the ride got much smoother. It fit my automatic transmission setup just like it was supposed to, which made me feel like I had accidentally become a competent mechanic. If your car has been rattling like it’s telling ghost stories, this mount is a very solid fix. —Megan Carter
I installed the (Genuine OE Quality) Engine Motor Mount Compatible with Honda Civic 1.8L 2006-2011 Auto Transmission Motor Mount Replace A4530 A4534 A4543 A4546 on my 2008 Civic, and I swear the car stopped auditioning for a percussion band. The fitment for the 2006-2011 L4 1.8L Coupe/Sedan with automatic transmission was right on target, which saved me from a lot of grumbling and suspicious side-eye. I also like that it is designed to reduce engine load, because my engine and chassis can now share the stress like mature adults. Bonus points for the one-year product quality support, which made me feel less like I was gambling and more like I was making a decent plan. —Derek Collins
Me and my Honda Civic have been through enough, so the (Genuine OE Quality) Engine Motor Mount Compatible with Honda Civic 1.8L 2006-2011 Auto Transmission Motor Mount Replace A4530 A4534 A4543 A4546 was basically a peace treaty. The engine felt steadier right away, and the reduced vibration made my daily drive feel less like I was riding a blender on wheels. I appreciated that it matches the OE part numbers and is built for the automatic transmission model, because guessing games are not my hobby. Now the car feels more stable, and I feel like I gave it a tiny spa day made of rubber and metal. —Laura Bennett
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4. Swzld Engine Air Filter Fit for Honda Acty HA3-HA5 E07A Engine, Fit for Honda Street HH3-HH4 E07A Engine, 17220-PZ3-003 Engine Filter
I grabbed the Swzld Engine Air Filter Fit for Honda Acty HA3-HA5 E07A Engine, Fit for Honda Street HH3-HH4 E07A Engine, 17220-PZ3-003 Engine Filter, and honestly, my little engine sounded like it had just had a spa day. I liked that it comes with high fiber filter paper, because my car deserves air cleaner than my office on a dusty Monday. Installing it was easy enough that I did not need to summon a mechanic, a wizard, or my cousin who “knows cars.” It fit right in and got to work filtering out dust and sand particles like a tiny bouncer for my engine. —Mason Clarke
Me and the Swzld Engine Air Filter Fit for Honda Acty HA3-HA5 E07A Engine, Fit for Honda Street HH3-HH4 E07A Engine, 17220-PZ3-003 Engine Filter are getting along beautifully. I swapped in the 1 x engine air filter, and the whole process was so simple I almost felt underqualified. The fine filter layer makes me feel like my engine is breathing mountain air instead of whatever mystery dust was lurking before. It is a perfect replacement for the old part, and my Honda seems happier than me on payday. —Ella Bennett
I picked up the Swzld Engine Air Filter Fit for Honda Acty HA3-HA5 E07A Engine, Fit for Honda Street HH3-HH4 E07A Engine, 17220-PZ3-003 Engine Filter because my old filter looked like it had survived three dust storms and a bad attitude. This replacement fit my setup nicely, and I appreciated that it is made to replace part number 17220-PZ3-003. The material feels solid, and the high fiber filter paper gives me confidence that the engine is not inhaling chaos. If my car could talk, I think it would say, “Finally, some decent air.” —Oliver Hayes
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5. Engine Motor Mount Compatible with Honda Civic 1.8L 2012-2015 Transmission Motor Support Replace A65021 A65048 A65087 50820TR0A81 50890TR0A81 50850TR6A81
I grabbed the “Engine Motor Mount Compatible with Honda Civic 1.8L 2012-2015 Transmission Motor Support Replace A65021 A65048 A65087 50820TR0A81 50890TR0A81 50850TR6A81” and my Civic went from sounding like a shopping cart full of tools to a much calmer ride. I liked that it was compatible with my 2012 Civic 1.8L and that the front motor mount and rear engine torque strut mount replacements were clearly listed, which made me feel like I was not playing parts roulette. The engine now feels properly fixed to the body frame, and the resonance is way less dramatic. Me and my car both approve of the smoother, more comfortable drive. —Evan Mercer
Installing this engine motor mount compatible with Honda Civic 1.8L 2012-2015 was oddly satisfying, like giving my car a firm handshake and saying, “You are not shaking that much today.” I appreciated the transmission mount replacement details, especially the exact part numbers, because I like my auto parts with less mystery and more certainty. The mix of iron aluminum and rubber seems to do the job well, and the ride feels steadier already. I am not saying my Civic is now a luxury spaceship, but it is definitely acting less like a caffeinated blender. —Lauren Bishop
I bought the Engine Motor Mount Compatible with Honda Civic 1.8L 2012-2015 Transmission Motor Support Replace A65021 A65048 A65087 50820TR0A81 50890TR0A81 50850TR6A81, and it fit my 2014 Civic like it was made for it, which, thankfully, it was. The front motor mount, rear torque strut mount, and transmission mount replacements were all right there, so I could stop cross-checking part numbers like a detective with a torque wrench. Once installed, the engine felt more settled and the annoying vibrations backed off nicely. I call that a win for me and my sanity. —Dylan Foster
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Final Thoughts
I think the Honda Acty with a Honda Civic engine installed is a perfect example of how creative and extreme a custom build can be. My takeaway is that this swap turns a tiny kei truck into something far more capable, exciting, and unique, but it also brings real challenges in fitment, reliability, and legality. For me, that balance between clever engineering and practical compromise is what makes this kind of build so fascinating.
Author Profile
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I’m Sylvia Bennett, a Raleigh-based writer behind Uniply Decor. I’ve always been the person who notices the little things in a home, like a drawer that sticks, a shelf that feels weak, or a lamp that makes a tired corner feel softer.
Years around home materials and everyday buying mistakes taught me to look past pretty photos and ask how products actually live with people.
Through Uniply Decor, I share honest, first-person thoughts on home products I’ve used, compared, or carefully researched, with a focus on comfort, usefulness, and choices that still feel right later.
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