What kind of fluid goes in 1966 ford mustang convertible top?

The fluid used in the hydraulic system for the convertible top of a 1966 Ford Mustang is typically a hydraulic fluid, often referred to as "convertible top fluid" or "hydraulic top fluid." It's important to use a fluid that is compatible with the system, commonly either automatic Transmission Fluid (ATF) or a specific hydraulic fluid recommended by the manufacturer. Always check the owner's manual or service documentation for the precise specifications.