Datsun 240z Cold Air Intake Installation: Step-by-step with Aem Part Numbers

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The Datsun 240Z is a classic sports car that enthusiasts love to modify for improved performance. One of the most effective upgrades you can make is installing a cold air intake. This article will guide you through the step-by-step process of installing a cold air intake on your Datsun 240Z, specifically using AEM parts. We will provide you with the necessary part numbers and tips to ensure a successful installation.

Why Upgrade to a Cold Air Intake?

A cold air intake system can significantly enhance your vehicle’s performance by allowing the engine to breathe better. Here are some key benefits:

  • Increased Horsepower: More air means more power.
  • Improved Throttle Response: Better airflow leads to quicker acceleration.
  • Enhanced Engine Sound: A more aggressive engine note can be achieved.
  • Better Fuel Efficiency: Optimized air intake can lead to better mileage.

Tools and Materials Needed

Before you begin the installation, gather the following tools and materials:

  • AEM Cold Air Intake Kit (AEM Part Number: 21-400C)
  • Socket set
  • Wrench set
  • Flathead screwdriver
  • Phillips screwdriver
  • Torque wrench
  • Zip ties
  • Air filter cleaner (optional)

Step-by-Step Installation Guide

Step 1: Prepare Your Workspace

Ensure you have a clean, well-lit workspace. Gather all tools and materials to streamline the installation process.

Step 2: Disconnect the Battery

Before starting any modifications, disconnect the negative terminal of the battery to prevent any electrical issues.

Step 3: Remove the Stock Air Intake

Begin by removing the stock air intake system. Follow these steps:

  • Loosen the hose clamp securing the intake to the throttle body using a flathead screwdriver.
  • Unclip and remove any mounting brackets holding the air filter box in place.
  • Carefully pull the intake tube away from the throttle body and remove the air filter box.

Step 4: Install the AEM Cold Air Intake

Now it’s time to install the AEM cold air intake. Follow these steps:

  • Position the AEM intake tube into the engine bay, ensuring it aligns with the throttle body.
  • Secure the intake tube to the throttle body using the provided hose clamp.
  • Install the AEM air filter onto the end of the intake tube, making sure it is tight and secure.
  • Use zip ties to secure any loose wiring or hoses that may interfere with the intake.

Step 5: Reconnect the Battery

Once the intake is installed, reconnect the negative terminal of the battery. Ensure all connections are secure.

Step 6: Test the Installation

Start the engine and listen for any unusual sounds. Check for any air leaks around the connections. Take the car for a short drive to ensure everything is functioning properly.

Maintenance Tips

To keep your cold air intake functioning optimally, consider the following maintenance tips:

  • Regularly inspect the air filter for dirt and debris.
  • Clean the air filter every 10,000 miles or as needed using an appropriate cleaner.
  • Check all connections and clamps to ensure they are secure.
  • Monitor engine performance and listen for any changes.

Conclusion

Installing a cold air intake on your Datsun 240Z can significantly enhance its performance and driving experience. By following this step-by-step guide and using the correct AEM parts, you can ensure a successful installation. Enjoy the benefits of improved horsepower, throttle response, and engine sound!