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The 396 Big Block Chevy engine is a classic choice for performance enthusiasts looking to achieve high horsepower. In this article, we will break down the costs associated with building a 396 Big Block Chevy with Dart heads and Comp Cams, aiming for an impressive output of 600 horsepower. Understanding the financial aspect of such a project is crucial for both enthusiasts and builders.
Engine Block and Components
The foundation of any engine build is the engine block itself. For a 396 Big Block Chevy, the cost of the block and essential components can vary significantly based on whether you choose new or used parts.
- Engine Block: $1,500 – $3,000
- Crankshaft: $500 – $1,200
- Pistons: $400 – $800
- Rods: $300 – $600
Heads and Valvetrain
Dart heads are a popular choice for performance builds due to their superior airflow and design. The valvetrain components are also crucial for achieving high RPMs and power output.
- Dart Heads: $2,000 – $3,500
- Camshaft (Comp Cams): $300 – $600
- Rocker Arms: $200 – $400
- Valve Springs: $150 – $300
Fuel and Air Delivery
To achieve 600 horsepower, proper fuel and air delivery systems are essential. This includes the carburetor, intake manifold, and fuel pump.
- Intake Manifold: $300 – $600
- Carburetor: $600 – $1,200
- Fuel Pump: $150 – $300
Exhaust System
An efficient exhaust system is crucial for maximizing horsepower. Choosing the right headers and exhaust components can significantly impact performance.
- Headers: $400 – $800
- Exhaust System: $300 – $600
Cooling System
A robust cooling system ensures the engine operates at optimal temperatures, which is vital for performance and longevity.
- Radiator: $200 – $400
- Water Pump: $100 – $200
Miscellaneous Costs
There are several additional costs to consider when building a high-performance engine. These can include gaskets, fluids, and tuning services.
- Gaskets and Seals: $100 – $200
- Fluids (Oil, Coolant, etc.): $50 – $100
- Tuning Services: $200 – $500
Total Cost Estimate
Summarizing the costs from each category provides a comprehensive view of the total investment required for building a 396 Big Block Chevy with Dart heads and Comp Cams for 600 horsepower.
- Engine Block and Components: $2,700 – $5,600
- Heads and Valvetrain: $2,650 – $4,800
- Fuel and Air Delivery: $1,050 – $2,100
- Exhaust System: $700 – $1,400
- Cooling System: $300 – $600
- Miscellaneous Costs: $350 – $800
Overall, the total cost to build a 396 Big Block Chevy with Dart heads and Comp Cams for 600 horsepower ranges from approximately $7,700 to $15,300. This estimate can vary based on the quality of parts selected and whether components are new or used.
Conclusion
Building a high-performance engine like the 396 Big Block Chevy is a significant investment. By understanding the cost breakdown, enthusiasts can make informed decisions about their builds. Whether you’re a seasoned builder or a newcomer, this guide serves as a helpful reference for budgeting your project.