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The H22 engine is renowned for its performance potential, especially when it comes to turbo builds. Many enthusiasts have pushed the limits of this engine, creating daily drivers that not only handle the rigors of everyday use but also deliver exhilarating power. In this article, we will explore several success stories of H22 turbo builds that have achieved an impressive 500 horsepower, showcasing the precision parts and techniques that made these builds possible.
Understanding the H22 Engine
The Honda H22 engine, a 2.2-liter inline-four, is known for its high-revving nature and robust design. Originally found in the Honda Prelude, the H22 has become a favorite among tuners due to its strong internals and potential for high horsepower. When paired with a turbocharger, this engine can significantly increase its output, making it an excellent choice for performance builds.
Key Components for a Successful Turbo Build
- Turbocharger: Choosing the right turbo is crucial. Popular options include the Garrett GT series and Precision Turbo models.
- Fuel System: Upgrading the fuel injectors and pump ensures adequate fuel delivery for high horsepower.
- Engine Management: A reliable ECU with tuning capabilities is essential for maximizing performance.
- Exhaust System: A free-flowing exhaust helps reduce back pressure and improve turbo efficiency.
- Intercooler: A quality intercooler is necessary to cool the intake air and prevent knock.
Success Story 1: The Daily Driven Prelude
One of the standout success stories is a 1997 Honda Prelude built by a dedicated enthusiast. This daily driver was transformed into a powerhouse, achieving 500 horsepower on pump gas. The owner utilized a Precision 6266 turbocharger, which provided the perfect balance of spool time and top-end power.
Key Modifications
- Turbocharger: Precision 6266
- Fuel System: 1000cc injectors and a Walbro 450 fuel pump
- Engine Management: Hondata K-Pro with custom tuning
- Exhaust: 3-inch full exhaust system
- Intercooler: Front-mount intercooler with 3-inch piping
This Prelude not only performed exceptionally well on the dyno but also remained reliable as a daily driver. The owner reported consistent performance and impressive fuel economy, making it a true testament to the potential of the H22 turbo build.
Success Story 2: The Civic Si Conversion
Another remarkable build comes from a 2000 Honda Civic Si, which underwent an H22 swap. The owner aimed for a streetable setup that could handle 500 horsepower while maintaining drivability. With careful planning and the right parts, this build was a resounding success.
Key Modifications
- Turbocharger: BorgWarner S366
- Fuel System: 1200cc injectors and a AEM 320 LPH fuel pump
- Engine Management: AEM Infinity with custom tuning
- Exhaust: Custom 3-inch turbo-back exhaust
- Intercooler: Large front-mount intercooler with upgraded piping
This Civic Si not only achieved its power goals but also provided a fun and engaging driving experience. The combination of the H22 engine and the turbo setup resulted in a nimble car that could easily handle the daily grind.
Success Story 3: The Accord Sleeper
One of the most surprising builds comes from a 1998 Honda Accord. This sleeper was built to look unassuming while delivering 500 horsepower under the hood. The owner focused on a clean and stealthy approach, emphasizing reliability and performance.
Key Modifications
- Turbocharger: Garrett GT35R
- Fuel System: 1000cc injectors and a DeatschWerks DW300 fuel pump
- Engine Management: Ktuner with professional tuning
- Exhaust: 3-inch exhaust with a high-flow cat
- Intercooler: Front-mount intercooler with custom piping
This Accord not only surprised many onlookers but also proved to be a reliable daily driver. The owner reported that the car could easily handle daily commutes while providing exhilarating performance on demand.
Challenges Faced in Turbo Builds
While building an H22 turbo engine can yield fantastic results, it is not without challenges. Here are some common issues that builders may encounter:
- Boost Control: Managing boost levels is crucial to avoid engine damage.
- Heat Management: Turbocharged engines produce more heat, requiring effective cooling solutions.
- Tuning: Proper tuning is essential to ensure reliability and performance.
- Parts Compatibility: Ensuring all components work together is vital for success.
Conclusion
The H22 turbo build has proven to be a successful route for many enthusiasts looking to achieve high horsepower in a daily driver. With the right components and careful planning, it is possible to reach 500 horsepower while maintaining reliability. The success stories highlighted in this article serve as inspiration for those considering a turbocharged H22 build, showcasing the incredible potential of this engine.