Most Popular Engine Swaps in America: An engine swap can be the final adventure if you’ve ever wanted to transform your weekend DIY car into something genuinely amazing. Changing the engines in your car may make it seem amazing, regardless of whether you’re a professional with a penchant for automotive modifications or a garage tinkerer.
The worst part is that it doesn’t necessarily have to be complicated. With plenty of how-to guides, aftermarket support, and a little creativity, some swaps are more approachable than you think. Let’s dive into the most popular engine swaps in America that car enthusiasts are obsessed with.
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Why Engine Swaps Are Worth the Effort
Why would anyone go through the hassle of swapping an engine? Well, the simple answer: fun and performance.
Some cars look amazing but just don’t have the power to match their style. A boosted engine swap keeps your favorite body intact while taking your car’s performance to the next level. Sure, it takes time, money and know-how—but for the lucky few who can swing it, the results are unforgettable.
Crazy Custom Swaps for Inspiration
If you want to see just how wild an engine swap can get, check out these insane builds:
Toyota 86 + Ferrari 458
Ryan Tuerck’s “Toyota 4586” took a Ferrari 458 V8 and stuffed it into a Toyota 86. The result? A jaw-dropping hybrid that keeps the 86’s charm but adds serious supercar power.
Honda S2000 + Dodge Viper V10
Quebec-based Serious Swap turned a Honda S2000 into a V10-powered monster. Using a Tremec T56 six-speed transmission and custom driveshaft, this swap proves that anything is possible with the right budget and vision.
Popular Japanese Engines to Swap
Japanese engines are a favorite in the tuning world for a reason—they’re reliable, compact, and pack serious power.
Honda K-Series
Widely accessible and adaptable, the K-Series is found in vehicles like the Acura RSX Type S and Civic Si. These engines can produce a significant amount of horsepower while being reasonably priced with additions to the turbo or supercharger.
Toyota 1JZ & 2JZ
Found in MKIII/MKIV Supras and Lexus IS300s, the JZ engines are overbuilt for tuners. A twin-turbo 2JZ can easily be pushed far beyond its factory 320 hp.
Nissan RB26DETT
Legendary for its performance in R32-R34 GT-Rs the RB26DETT starts at 280 hp but can reach almost 600 hp with minimal mods. Ideal for those chasing raw, turbocharged thrill.
Popular American Engine Swaps
For those who love big displacement and a throaty V8 growl, American engines are the way to go.
GM LS Engines
These engines are legendary for their versatility and aftermarket support. LS engines can be dropped into almost any car, from Miatas to muscle cars, delivering massive power without turbos or nitrous.
Ford 5.0L Coyote V8
The Mustang’s Coyote V8 is high-revving, powerful, and perfect for both street and track builds. With factory options hitting 400 hp, the potential for tuning is huge.
Ford Barra Engine
Known for durability and power potential, the Barra engine is a sleeper choice that offers massive horsepower gains for enthusiasts looking to push limits.
Popular Outliers
Some engines are less common but still a dream swap for enthusiasts:
Mazda 13B Rotating Engine
The 13B is small, light and turbo-friendly and it has a special power-to-weight ratio. Fans of the RX-7 love its smooth rotary design.
Diesel engines made by Cummins
Cummins engines, like as the 5.9L and 6.7L offer incredible torque and dependability, making them ideal for trucks and off-road construction. Not cheap, but worth it for the right build.
Final Thought
The field of engine swaps offers a wide range of options, from extreme supercar swaps to useful backyard hobbies. There is an engine out there that fits your idea, whether it’s a turbocharged JZ in your Supra or a Honda powered by a Viper.
Therefore, an engine change could be the next big thing for your vehicle if you have the time, room, and desire for horsepower.
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