How To Install A Door Sill Plate Screw Kit On Your 1979-1993 Mustang

Step 1: Using the Philips screwdriver back out the screws that hold down the sill plate by turning counter clockwise. There are 4 screws total. 

Step 2: With all 4 screws backed out pull them from the sill plate. 

Step 3: Repeat for both sides. 

Step 1: Open the new bag of sill plate screws and remove 4. 

Step 2: Place the 4 screws into the sill plate holes. 

Step 3: Using the screwdriver tighten all 4 screws. 

Step 4: Repeat for both sides. 

Step 5: You’re finished! 

Installation Instructions written by AmericanMuscle Customer Vance Clarke 10.30.2014