How to check and refill transmission fluid on a 1967 Shelby GT500?

Content verified by Michael G.
July 18, 2025
Discover how to easily check and top off the transmission fluid in your 1967 Shelby GT500 with our straightforward guide. Ensure your classic car stays in peak condition!

Maintaining the right level of transmission fluid in a 1967 Shelby GT500 is crucial for the optimal performance and longevity of its transmission system. Low or dirty transmission fluid can cause erratic shifting, slipping, or even transmission failure. If you notice any of these symptoms, it might be time to check and refill your transmission fluid. Here is how to solve this issue:

Step 1: Prepare Your Vehicle
First, ensure your vehicle is parked on a level surface. Apply the parking brake for added safety. It's best to check the transmission fluid when the engine is warm, so take a brief drive if the vehicle has been sitting cold.

Step 2: Locate the Transmission Dipstick
Open the hood of your Shelby GT500. The transmission dipstick is typically located near the back of the engine bay, on the passenger side. It is a long metal stick inserted into a tube and usually has a handle with a bright color, like red or yellow, marked "Transmission."

Step 3: Check the Fluid Level

  • Pull out the dipstick and wipe it clean with a rag or paper towel.
  • Reinsert the dipstick fully into the tube, then pull it out again.
  • Check the fluid level against the markings on the dipstick. The fluid should be between the "Full" and "Add" marks. If it is below the "Add" mark, you need to add transmission fluid.

Step 4: Add Transmission Fluid

  • Locate the transmission fluid fill tube, which is the same tube where the dipstick is located.
  • Insert a funnel into the top of the tube to avoid spills.
  • Slowly add the appropriate type of transmission fluid. For a 1967 Shelby GT500, use a fluid recommended by the manufacturer, commonly Type F.
  • Add a little at a time and frequently check the level with the dipstick to prevent overfilling.

Step 5: Final Check
Once you have added the fluid, check the level one last time to ensure it is at the optimal mark. Reinsert the dipstick firmly back into the tube.

Step 6: Close the Hood
After ensuring the dipstick is securely in place, close the hood of your car.

By following these steps, you can effectively check and refill the transmission fluid in your 1967 Shelby GT500, keeping it running smoothly and efficiently.

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