K20Z Engine for Sale – Honda’s High-Revving Performance Legend
Find the best K20Z engine for sale. Discover used, rebuilt, and new Honda K20Z motors known for high-rev VTEC performance and unbeatable reliability.
Robert Ortega 
If you’re searching for a K20Z engine for sale, chances are you already know about Honda’s reputation for building high-revving, reliable, and performance-driven engines. The K20Z, part of Honda’s renowned K-Series lineup, continues to be one of the most sought-after engines among tuners, racers, and enthusiasts alike. Known for its VTEC technology, balanced design, and tuning potential, the K20Z is the perfect heart for any performance build.
What Is the K20Z Engine?
The Honda K20Z is a 2.0-liter inline-four DOHC i-VTEC engine that delivers an excellent blend of efficiency and performance. Found in models such as the Civic Si, Integra Type R, and Accord Euro R, this engine became a symbol of Honda’s engineering excellence.
With a displacement of 1998cc, aluminum block construction, and Honda’s iconic Variable Valve Timing and Lift Electronic Control (VTEC) system, the K20Z provides both everyday drivability and track-worthy performance.
Key Features of the K20Z Engine
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VTEC Technology
The K20Z’s intelligent VTEC system allows for smooth low-end operation and aggressive high-RPM performance, giving drivers the best of both worlds—efficiency and power.
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High-Revving Performance
The engine is capable of revving up to 8,000 RPM, making it ideal for spirited driving or motorsport applications. -
Strong Build Quality
Featuring a forged steel crankshaft and lightweight aluminum block, the K20Z engine delivers durability under pressure. -
Tuning Potential
The K20Z has become a favorite for engine swaps due to its tuning flexibility. From naturally aspirated builds to turbocharged setups, it can easily achieve 300–500 horsepower with the right modifications. -
Fuel Efficiency
Despite its performance nature, the K20Z remains remarkably efficient, maintaining Honda’s legacy of delivering power without excessive fuel consumption.
K20Z Engine Variants
The K20Z series includes several variants, each with slightly different specifications and applications:
| Engine Code | Application | Compression Ratio | Horsepower | Torque |
|---|---|---|---|---|
| K20Z1 | Acura RSX Type-S | 11.0:1 | 210 HP | 143 lb-ft |
| K20Z2 | Honda Accord | 9.8:1 | 155 HP | 139 lb-ft |
| K20Z3 | Honda Civic Si | 11.0:1 | 197 HP | 139 lb-ft |
| K20Z4 | Civic Type R (EU) | 11.5:1 | 201 HP | 142 lb-ft |
Each version is engineered to meet specific performance demands—from daily driving reliability to track-ready aggression.
Applications and Compatibility
The K20Z engine can be found in or swapped into several popular models, including:
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Honda Civic Si (2006–2011)
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Acura RSX Type-S (2005–2006)
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Honda Accord Euro R
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Honda Integra Type R
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Honda CR-V (performance swaps)
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Custom K-Swap projects (Civic EG, EK, DC2, etc.)
Because of its adaptability, the K20Z remains one of the top choices for engine swaps in the tuner and JDM community.
K20Z Engine Performance Specs
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Displacement: 2.0L (1998cc)
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Configuration: Inline-4, DOHC, 16-valve
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Fuel Type: Gasoline
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Block/Head Material: Aluminum
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Compression Ratio: 9.8:1 to 11.5:1 (depending on variant)
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Horsepower: 155–220 HP
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Torque: 136–160 lb-ft
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Redline: 7,800–8,300 RPM
Pricing Guide: K20Z Engine for Sale
If you’re looking for a K20Z engine for sale, pricing varies depending on condition, mileage, and included components:
| Type | Condition | Price Range (USD) |
|---|---|---|
| Used / JDM Import | Tested, Clean Pull-Out | $1,200 – $2,500 |
| Rebuilt K20Z Engine | Refurbished, Warranty Included | $2,800 – $4,500 |
| New / Crate Engine | Zero Miles, OEM Spec | $5,000 – $7,000 |
| Performance-Built | Tuned / Turbo Ready | $8,000+ |
? Always check compression results, verify VIN compatibility, and ensure your ECU setup matches before purchasing.
Why Enthusiasts Love the K20Z
The K20Z stands as a perfect blend of engineering precision and tunability. Unlike many modern turbo engines, the K20Z maintains a pure, naturally aspirated feel while still offering incredible responsiveness. Builders love it for its:
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Lightweight design
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Wide aftermarket support
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High rev limit
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Proven reliability
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Easy swap compatibility
From autocross tracks to street builds, this engine has earned its spot as a true icon among Honda powertrains.
Tips for Buying a K20Z Engine
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? Check for Oil Leaks and VTC Rattle: Common in higher-mileage engines.
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? Inspect Compression and Oil Condition: Healthy compression = longer life.
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⚙️ Verify Engine Code: Ensure you’re buying the correct variant for your vehicle.
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? Buy from Trusted Sources: Choose verified sellers with inspection or warranty options.
Conclusion
The K20Z engine remains one of the most versatile and dependable 2.0-liter engines in the world. Its VTEC technology, lightweight design, and upgrade potential make it ideal for both performance enthusiasts and daily drivers. Whether you’re replacing a worn-out engine or starting a new K-swap project, finding the right K20Z engine for sale can transform your driving experience into something truly special.
