These DOHC Mustang GT's will be called "Mach 1's".

If it has a "GL or "16v" badge, it's an early 98. Also, if it's an SE with drum brakes or an LX with a plain looking interior, it's a 1998.5.

Best to look at the driver's door jamb for date of manufacture. I think after 7/97 they were 98.5's


2000 SE fleet, V6, ATX, ABS, no spoiler, T-Green/tan. Built 01/2000 in MO.
Added 12 spoke factory SE rims, K&N. Biggest mod: ESP Plan!