Replacing the strut mount on a Mazda RX7 involves several steps and requires specific tools and materials. click here for more details on the download manual…..
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Here’s a detailed guide to help you through the process:
### Tools and Materials Needed:
– **Jack and Jack Stands:** To lift and secure the vehicle safely.
– **Wrench Set:** For removing bolts and nuts.
– **Socket Set:** A ratchet and various sockets, especially 10mm, 12mm, and 17mm sizes.
– **Pliers:** For pulling and gripping various components.
– **Torque Wrench:** To ensure bolts are tightened to the manufacturer’s specifications.
– **Pry Bar:** Useful for separating components if they’re stuck.
– **Strut Spring Compressor:** Essential for safely compressing the coil spring to avoid injury.
– **Strut Mounts:** New mounts specific to the Mazda RX7.
– **Grease:** For lubricating components during reassembly.
– **Safety Glasses and Gloves:** To protect yourself during the process.
### Step-by-Step Replacement Process:
– **Preparation:**
– Park the vehicle on a flat surface and engage the parking brake.
– Gather all tools and materials to ensure you have everything you need.
– **Lifting the Vehicle:**
– Use the jack to lift the front or rear (depending on which strut mount you are replacing) of the RX7.
– Secure the vehicle with jack stands for safety.
– **Removing the Wheel:**
– Use a socket wrench to remove the lug nuts and take off the wheel to access the strut assembly.
– **Disconnecting the Strut Assembly:**
– Locate the bolts connecting the strut to the steering knuckle and the upper strut mount.
– Remove the lower strut bolt using the appropriate socket. You may need to use a pry bar to separate the strut from the knuckle if it is stuck.
– For the upper strut mount, access it through the engine bay or the trunk, depending on the model year. Remove any covers if necessary.
– **Removing the Strut:**
– With the lower bolt disconnected, lift the strut out of its mount.
– Be careful of any brake lines or ABS sensors that may be attached to the strut.
– **Compressing the Spring:**
– Place the strut in a spring compressor. Follow the manufacturer’s instructions to safely compress the coil spring.
– **Important:** Always wear safety glasses and ensure the compressor is secure before proceeding.
– **Removing the Strut Mount:**
– With the spring compressed, remove the top nut securing the strut mount using a socket and wrench.
– Carefully remove the strut mount from the assembly, noting how it is oriented for proper installation of the new mount.
– **Installing the New Strut Mount:**
– Position the new strut mount onto the strut assembly in the same orientation as the old mount.
– Hand-tighten the top nut to secure the mount, then use a torque wrench to tighten it to the manufacturer’s specifications.
– **Reassembling the Strut:**
– Slowly release the tension on the spring compressor, allowing the spring to expand and seat onto the new strut mount.
– Ensure everything is properly aligned
and seated.
– **Reinstalling the Strut Assembly:**
– Insert the strut back into its place in the vehicle, first securing the upper mount and then the lower strut bolt.
– Tighten all bolts to the specified torque settings.
– **Reattaching the Wheel:**
– Place the wheel back onto the hub and hand-tighten the lug nuts.
– Lower the vehicle slightly to the ground for stability before completely tightening the lug nuts in a star pattern.
– **Final Checks:**
– Remove the jack stands and lower the vehicle completely.
– Tighten the lug nuts fully using a torque wrench.
– Inspect the area for any loose tools or components.
– **Testing:**
– Take the vehicle for a short test drive to ensure everything is functioning properly and to check for any unusual noises or handling issues.
### Safety Tips:
– Always work in a well-ventilated area and wear proper safety gear.
– If you are unsure at any step, consult a professional mechanic or refer to the vehicle’s service manual for additional guidance.
By following these detailed steps, you should be able to successfully replace the strut mount on your Mazda RX7.
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