Cost Breakdown: Building a 396 Big Block Chevy with Dart Heads and Comp Cams for 600 Hp

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.