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Upgrading your FA20 engine to achieve 350 horsepower is an exciting project for any automotive enthusiast. This article provides a detailed cost breakdown of the necessary components and modifications to reach this power level safely and effectively.
Understanding the FA20 Engine
The FA20 engine, found in vehicles like the Subaru BRZ and Toyota 86, is a naturally aspirated flat-four engine. While it offers a solid foundation, enthusiasts often seek more power through turbocharging and supporting modifications.
Key Components for Turbo Upgrade
- Turbocharger: A quality turbocharger is essential for achieving the desired horsepower. Options like the Garrett GTX2860R are popular choices.
- Turbo Kit: A complete turbo kit will include the turbocharger, manifold, intercooler, piping, and necessary hardware.
- Fuel System Upgrades: Upgrading the fuel injectors and fuel pump is critical to support the increased power demands.
- ECU Tuning: A proper tune is necessary to optimize performance and ensure engine safety.
Cost Breakdown
Here’s a detailed breakdown of the estimated costs associated with each component needed for upgrading your FA20 engine to 350 hp.
1. Turbocharger
The cost of a turbocharger can vary widely based on the brand and specifications. On average, you can expect to pay between $1,000 and $2,500.
2. Turbo Kit
A comprehensive turbo kit, including all necessary components, typically ranges from $2,500 to $5,000. This often includes the turbo, manifold, intercooler, and piping.
3. Fuel System Upgrades
- Fuel Injectors: Upgrading to larger fuel injectors will cost around $500 to $800.
- Fuel Pump: A high-performance fuel pump will add another $300 to $600 to your budget.
4. ECU Tuning
ECU tuning is critical for optimizing engine performance. Expect to spend between $500 and $1,200, depending on whether you choose a standalone ECU or a reflash of the stock unit.
Supporting Mods
In addition to the turbo and fuel upgrades, several supporting modifications can enhance reliability and performance.
- Exhaust System: A high-flow exhaust system can cost between $800 and $1,500, improving airflow and sound.
- Intake System: A quality cold air intake will range from $300 to $600, aiding in better airflow to the engine.
- Upgraded Intercooler: An upgraded intercooler can cost between $500 and $1,000, helping to maintain lower intake temperatures.
- Suspension Upgrades: To handle the increased power, consider suspension upgrades costing around $1,000 to $2,000.
Total Estimated Costs
Summarizing the costs, here’s an estimated total for upgrading your FA20 to 350 hp:
- Turbocharger: $1,000 – $2,500
- Turbo Kit: $2,500 – $5,000
- Fuel System Upgrades: $800 – $1,400
- ECU Tuning: $500 – $1,200
- Supporting Mods: $2,000 – $4,100
The total estimated cost for upgrading your FA20 to 350 hp can range from approximately $7,800 to $14,200, depending on your choices and preferences.
Conclusion
Upgrading your FA20 engine to 350 hp is a significant investment that requires careful planning and budgeting. By understanding the costs associated with each component and modification, you can make informed decisions that align with your performance goals.