What is the starter bolt size on a 1992 olds 88 royale?

The starter bolt size for a 1992 Oldsmobile 88 Royale is typically 3/8-inch by 16, which is a standard size for many GM vehicles of that era. It's important to verify the specific bolt length, as it can vary depending on the starter type or any modifications made to the vehicle. Always consult a repair manual or parts database for the most accurate information.