Your Cadillac Seville Gearbox fixing
Transmission oil pan bolts
Type: Hex Head Tap Bolt
13 required with washers
Thread length: 5/8 inch
Thread diameter: 5/16 inch
Threads per inch (tpi): 18
Our thanks to Steven Andrews for this submission.
Whether you are purchasing OEM or off the shelf replacements, please be aware that metal fixings are graded and, for safety, you should talk with the supplier about your specific use.