Performing a synchro replacement on a Porsche 911 requires a detailed understanding of the vehicle’s transmission system. click here for more details on the download manual…..

IMS Bearing Service Intervals for Porsche Boxster and 911 Models with the M96 Engine The factory did not originally offer any replacement IMS bearings for the intermediate shaft nor did they offer tools, a procedure to …

Porsche 911 Turbo S – PASM Sports Suspension The chassis of the 911 has always been a benchmark. With the new 911 Turbo S models, we have not rested on our laurels.

Here’s a reverse order breakdown of the process:

### 6. Reassemble the Transmission
– **Reinstall the Transmission Case**: Carefully align the two halves of the transmission case and secure them using the appropriate bolts. Ensure that the seals are correctly positioned to prevent leaks.
– **Reattach the Input and Output Shafts**: Ensure that both shafts are properly seated and aligned within the transmission case.
– **Install the Shift Mechanism**: Reconnect the shift forks and linkage according to the specifications.

### 5. Install New Synchros
– **Position the New Synchros**: Carefully place the new synchros on the respective gears. make sure they are oriented correctly and seated in their designated positions.
– **Check for Proper Engagement**: Rotate the gears to ensure that the synchros engage smoothly with the gears.

### 4. Remove the Old Synchros
– **Extract the Old Synchros**: Use appropriate tools to carefully remove the old synchros from the gears. This may involve pressing them out, depending on the design.
– **Inspect Gear Teeth**: Check the condition of the gear teeth for wear or damage that may require further attention.

### 3. Disassemble the Transmission
– **Remove the Transmission from the Vehicle**: Disconnect any necessary components (driveshaft, shifter linkage, etc.) and unbolt the transmission from the engine.
– **Open the Transmission Case**: Remove the bolts securing the transmission case and carefully separate it to access the internal components.

### 2. Prepare for Replacement
– **Gather Necessary Tools and Parts**: Ensure you have the correct replacement synchros, tools (like socket sets, snap ring pliers, etc.), and any necessary lubricants or sealants.
– **Consult the Workshop Manual**: Review the specific service manual for your Porsche 911 model to understand the precise steps and torque specifications required.

### 1. safety First
– **Ensure the Vehicle is Secure**: Park the car on a flat surface, engage the parking brake, and use wheel chocks for safety.
– **Disconnect the Battery**: To prevent any electrical issues, disconnect the battery before starting the repair.

### Additional Tips:
– **Document the Process**: Take photos during disassembly to assist with reassembly.
– **Use Genuine Parts**: Whenever possible, use OEM parts for the best fit and performance.
– **Consider Professional Assistance**: If you’re unfamiliar with transmission work, it may be wise to seek professional help due to the complexity involved.

This reverse order breakdown provides a structured approach to replacing the synchros in a Porsche 911 transmission. Always prioritize safety and consult with professional resources if needed.
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