How Much Does a 13b-rew Swap Cost? Complete Budget and High-end Build Breakdown

The 13B-REW engine swap has become a popular choice among automotive enthusiasts, particularly for those looking to enhance the performance of their vehicles. This article will break down the costs associated with a 13B-REW swap, providing both budget and high-end build options for those interested in this exciting upgrade.

Understanding the 13B-REW Engine

The 13B-REW is a rotary engine produced by Mazda, known for its lightweight design and high power output relative to its size. It is commonly found in the Mazda RX-7 models, particularly the third generation (FC) and the fourth generation (FD). Its unique design allows for a different tuning approach compared to traditional piston engines, making it a favorite among tuners and racers.

Factors Influencing the Cost of a 13B-REW Swap

  • Cost of the engine itself
  • Transmission compatibility
  • Wiring harness and ECU
  • Supporting modifications (exhaust, cooling, etc.)
  • Labor costs for installation

Budget Build Breakdown

For those on a tighter budget, a 13B-REW swap can still be achievable without breaking the bank. Below is a breakdown of estimated costs for a budget build.

  • Engine Purchase: $1,500 – $2,500
  • Transmission: $500 – $1,000
  • Wiring Harness and ECU: $300 – $600
  • Exhaust System: $200 – $500
  • Cooling System: $150 – $300
  • Labor Costs: $500 – $1,000
  • Total Estimated Cost: $3,300 – $6,900

High-End Build Breakdown

For those looking to maximize performance and reliability, a high-end build can significantly increase the overall cost. Here is a breakdown for a high-performance 13B-REW swap.

  • Engine Purchase: $3,000 – $5,000
  • Transmission: $1,000 – $2,000
  • Wiring Harness and ECU: $600 – $1,200
  • Upgraded Exhaust System: $500 – $1,000
  • High-Performance Cooling System: $300 – $600
  • Labor Costs: $1,000 – $2,000
  • Total Estimated Cost: $6,700 – $12,800

Additional Considerations

When planning a 13B-REW swap, there are additional factors to consider that may impact the overall cost:

  • Legal Requirements: Ensure compliance with local emissions regulations.
  • Insurance Costs: Modifications may affect your insurance premiums.
  • Maintenance: Rotary engines require specific maintenance practices to ensure longevity.
  • Resale Value: Consider how the swap may affect the resale value of your vehicle.

Conclusion

In conclusion, the cost of a 13B-REW swap can vary significantly based on the choices made during the build process. Whether opting for a budget-friendly approach or a high-performance build, understanding the components and their costs is crucial for planning your project. Always consider both immediate and long-term costs, including maintenance and legal considerations, to ensure a successful engine swap experience.