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The RB26 engine, originally designed for the Nissan Skyline GT-R, is renowned for its performance potential and tuning capabilities. Many enthusiasts aim for a 550 horsepower upgrade, often utilizing parts from trusted brands like HKS and Trust. This article provides a detailed cost breakdown for building a 550 HP RB26 turbo upgrade.
Understanding the RB26 Engine
The RB26DETT is a 2.6-liter inline-six engine featuring twin turbochargers. It has a robust design, making it a favorite among tuners. To achieve 550 HP, specific upgrades and modifications are necessary.
Key Components for the Upgrade
- Turbochargers
- Intercooler
- Fuel injectors
- ECU tuning
- Exhaust system
- Intake manifold
- Upgraded internals (pistons, rods)
1. Turbochargers
Upgrading the turbochargers is crucial for achieving the desired power output. HKS and Trust offer high-performance options that can handle increased boost levels.
- HKS GT-RS Turbo Kit: $2,500
- Trust TD06 Turbo Kit: $2,800
2. Intercooler
An efficient intercooler is essential for reducing intake temperatures and maximizing horsepower. Both HKS and Trust provide high-capacity intercoolers.
- HKS Racing Intercooler: $1,200
- Trust Greddy Intercooler: $1,100
3. Fuel Injectors
To support higher power levels, upgraded fuel injectors are necessary. Larger injectors ensure adequate fuel delivery under boost.
- HKS 850cc Injectors: $600
- Trust 1000cc Injectors: $650
4. ECU Tuning
Tuning the engine management system is critical for optimizing performance. This ensures that the fuel and timing maps are adjusted for the new components.
- HKS F-Con V Pro: $1,200
- Trust E-Manage Ultimate: $800
5. Exhaust System
An upgraded exhaust system improves airflow and enhances performance. A high-quality exhaust system also contributes to a more aggressive sound.
- HKS Super Drager Exhaust: $1,000
- Trust Greddy Exhaust: $950
6. Intake Manifold
Replacing the factory intake manifold with a performance version can increase airflow and improve throttle response.
- HKS Intake Manifold: $800
- Trust Greddy Intake Manifold: $750
7. Upgraded Internals
To handle the increased power, upgrading the engine internals is often necessary. This includes stronger pistons and connecting rods.
- HKS Forged Pistons: $1,200
- Trust Forged Connecting Rods: $1,000
Total Cost Breakdown
Here’s a summary of the potential costs associated with a 550 HP RB26 turbo upgrade using HKS and Trust parts:
- Turbochargers: $2,500 – $2,800
- Intercooler: $1,100 – $1,200
- Fuel Injectors: $600 – $650
- ECU Tuning: $800 – $1,200
- Exhaust System: $950 – $1,000
- Intake Manifold: $750 – $800
- Upgraded Internals: $1,000 – $1,200
The total estimated cost for building a 550 HP RB26 turbo upgrade ranges from approximately $8,650 to $10,800, depending on the specific parts chosen.
Conclusion
Building a 550 HP RB26 turbo upgrade with HKS and Trust parts is a significant investment but can yield impressive performance gains. By carefully selecting components and understanding the costs involved, enthusiasts can make informed decisions to enhance their vehicles.