How to Install a Manual Transmission in an Automatic Car

Introduction

Installing a manual transmission in an automatic car is a complex and challenging task, but it is possible with the right tools and knowledge. This guide will provide you with a step-by-step overview of the process, from removing the automatic transmission to installing the manual transmission and all of the necessary components.

Safety First

Before you begin, it is important to take some safety precautions. Make sure that the car is parked on a level surface and that the parking brake is engaged. Disconnect the negative terminal of the battery to prevent any electrical accidents. Wear safety glasses and gloves to protect yourself from debris and sharp edges.

Tools and Parts

You will need the following tools and parts to complete this project:

• Manual transmission
• Clutch kit (including clutch disc, pressure plate, and throwout bearing)
• Flywheel
• Transmission mount
• Shifter assembly
• Driveshaft
Rear differential
• Brake lines
• Hydraulic clutch line
• Electrical wiring
• Tools: Wrenches, sockets, screwdrivers, pliers, jack stands, transmission jack

Step 1: Remove the Automatic Transmission

1. Drain the transmission fluid.
2. Disconnect the electrical connectors and vacuum lines from the transmission.
3. Remove the driveshaft.
4. Unbolt the transmission mount.
5. Use a transmission jack to support the transmission.
6. Unbolt the transmission from the engine.
7. Lower the transmission from the car.

Step 2: Prepare the Engine for the Manual Transmission

1. Remove the flywheel from the engine.
2. Install the new flywheel onto the engine.
3. Install the new clutch kit onto the flywheel.

Step 3: Install the Manual Transmission

1. Use a transmission jack to lift the manual transmission into place.
2. Bolt the transmission to the engine.
3. Install the transmission mount.
4. Connect the driveshaft to the transmission.
5. Connect the electrical connectors and vacuum lines to the transmission.

Step 4: Install the Shifter Assembly

1. Install the shifter assembly into the car.
2. Connect the shifter linkage to the transmission.

Step 5: Install the Hydraulic Clutch Line

1. Install the hydraulic clutch line from the master cylinder to the slave cylinder.
2. Bleed the hydraulic clutch system.

Step 6: Install the Electrical Wiring

1. Connect the electrical wiring to the transmission and shifter assembly.
2. Connect the wiring to the battery.

Step 7: Test the Manual Transmission

1. Start the car and shift into first gear.
2. Drive the car around to test the transmission in all gears.

Congratulations!

You have now successfully installed a manual transmission in your automatic car. This is a complex and challenging task, but it is possible with the right tools and knowledge. If you have any questions or concerns, please consult with a qualified mechanic.