Top 5 13b Porting Mods for Max Power: Brands, Benefits, and Price Ranges

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The 13B rotary engine is renowned for its lightweight design and high-revving capabilities. For enthusiasts looking to maximize power, porting mods are an essential consideration. In this article, we will explore the top five 13B porting mods available, their benefits, and price ranges.

1. Street Porting

Street porting is one of the most common modifications for the 13B engine. It offers a balanced approach, enhancing performance while maintaining drivability.

  • Benefits: Improved throttle response, increased power across the RPM range, and better fuel efficiency.
  • Price Range: $500 – $1,200 depending on the shop and additional modifications.

2. Extend Porting

Extend porting is ideal for those seeking a significant power increase. This modification opens up the ports further than street porting, allowing for more airflow.

  • Benefits: Substantial power gains, especially at higher RPMs, and a more aggressive sound.
  • Price Range: $800 – $1,500 based on the complexity of the job.

3. Bridge Porting

Bridge porting is a more extreme modification, designed for high-performance applications. This method involves cutting a bridge in the port to enhance airflow dramatically.

  • Benefits: Maximum airflow and power, ideal for racing applications.
  • Price Range: $1,200 – $2,000 depending on the engine’s condition and additional upgrades.

4. Peripheral Porting

Peripheral porting is another advanced modification, primarily used in dedicated race engines. It involves relocating the intake ports to the peripheral side of the engine.

  • Benefits: Exceptional power output and response, optimized for high RPM performance.
  • Price Range: $1,500 – $2,500, often requiring additional engine modifications.

5. Turbo Porting

Turbo porting is designed for those who want to enhance their turbocharged 13B engines. This modification focuses on optimizing the ports for forced induction.

  • Benefits: Increased boost efficiency, improved power delivery, and better overall performance.
  • Price Range: $1,000 – $1,800, depending on the extent of the work.

Conclusion

Choosing the right porting mod for your 13B engine depends on your performance goals and driving style. Each option offers unique benefits and price ranges, ensuring that there is a suitable choice for every rotary enthusiast.