[YTNUKLR]

3.0 1978-1983
No crank reference sensor mounts
Accepts Turbo oil pump
Standard piston squirters
Sump plate like early cars

3.0 1983.5
No crank reference sensor mounts
Accepts Turbo oil pump
Standard piston squirters
No sump plate, looks like later cars (1984-1998)

3.2 1984-1989
Crank reference sensor mounts
Accepts Turbo oil pump
Standard piston squirters
No sump plate, looks like later cars (1984-1998)

3.3 early
No crank reference sensor mounts
Accepts Turbo oil pump
Turbo (large) piston squirters
Sump plate like early cars

3.3 late
Crank reference sensor mounts
Accepts Turbo oil pump
Turbo piston squirters
No sump plate, looks like later cars (1984-1998)

Does this help you?

They are all basically the same. You can weld on the mounts for reference sensors, the sump plate is not that big of a deal, you can retrofit larger squirters in a standard case.

BTW, I have a 3.2 case, PM for details.