(from page 6 of the 1985 Collection)
This is a 5.0L engine. The automatics came with electronic fuel injection and rated at 165 horsepower. The manuals came had an HO engine with 4-barrel carb rated at 210 horsepower.
(from page 9 of the 1985 Collection)
This is a 5.0L EFI V8 engine. It even says EFI on the air cleaner. It's rated at 175hp.