How the 13b-rew Swaps into Your Mazda Rx-7: Installation Costs and Tips

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How the 13B-REW Swaps into Your Mazda RX-7: Installation Costs and Tips

The Mazda RX-7 is a beloved sports car known for its lightweight design and rotary engine. One of the most popular upgrades among enthusiasts is the 13B-REW engine swap. This article will guide you through the installation process, costs involved, and essential tips for a successful swap.

Understanding the 13B-REW Engine

The 13B-REW is a two-rotor engine that offers impressive power and performance. It was originally designed for the RX-7, particularly in the third generation models. Understanding its specifications and benefits is crucial before considering a swap.

  • Displacement: 1.3 liters
  • Power Output: Approximately 255 hp
  • Torque: Around 217 lb-ft
  • Weight: Lightweight design for better handling

Installation Costs

Installing a 13B-REW engine in your Mazda RX-7 can vary in cost depending on several factors. Below is a breakdown of potential expenses.

  • Engine Purchase: $1,500 – $3,000
  • Transmission: $500 – $1,500
  • Wiring Harness: $300 – $800
  • Mounts and Adapters: $200 – $600
  • Labor Costs: $1,000 – $2,500 (if hiring a mechanic)
  • Miscellaneous Parts: $500 – $1,000 (hoses, fluids, etc.)

Overall, the total cost for a 13B-REW swap can range from $4,000 to $10,000, depending on the choices made during the process.

Preparation for the Swap

Before starting the installation, proper preparation is key to ensure a smooth process. Here are some essential steps to take:

  • Research: Gather information about the swap process and specific requirements for your RX-7 model.
  • Gather Tools: Ensure you have all necessary tools, including wrenches, sockets, and jacks.
  • Secure a Workspace: Find a clean, spacious area to perform the swap.
  • Consult Experts: Talk to other RX-7 owners or mechanics who have experience with the 13B-REW swap.

Step-by-Step Installation Guide

The installation of the 13B-REW engine involves several steps. Below is a simplified guide to help you through the process.

1. Remove the Old Engine

Begin by disconnecting the battery and draining the fluids. Remove components such as the exhaust, intake, and wiring harness before lifting the old engine out of the vehicle.

2. Prepare the New Engine

Inspect the 13B-REW engine for any necessary repairs or modifications. Install the new wiring harness and any required mounts or adapters before placing it in the vehicle.

3. Install the Engine

Carefully lower the new engine into the engine bay. Ensure all mounts align properly and secure them tightly. Reconnect the transmission and exhaust components.

4. Reconnect Wiring and Fluids

Reconnect the wiring harness and ensure all electrical connections are secure. Fill the engine with fluids, including oil and coolant, before starting it for the first time.

5. Test the Installation

Start the engine and allow it to idle. Check for any leaks or unusual noises. Take the car for a test drive to ensure everything is functioning correctly.

Tips for a Successful Swap

To ensure a successful 13B-REW swap, consider the following tips:

  • Document the Process: Take photos or notes during each step for future reference.
  • Stay Organized: Keep track of all parts and tools to avoid losing anything during the swap.
  • Seek Help: Don’t hesitate to ask for assistance from experienced friends or professionals.
  • Be Patient: Take your time to ensure everything is done correctly to avoid future issues.

Conclusion

The 13B-REW engine swap is an exciting upgrade for any Mazda RX-7 enthusiast. By understanding the installation process, costs, and following the tips provided, you can enjoy the enhanced performance and driving experience that comes with this iconic rotary engine.