The model codes

[Tem]

Just run into these, if anyone's interested.
(no idea if they are the same in UK though, with the cars being RHD)

2000-2002 with 5speed manual
2D MR2 CONVERTIBLE 1.8-ZZW30L-AKMQHW/245

2000-2002 with 5speed SMT
2D MR2 CONVERTIBLE 1.8-SMT-ZZW30L-AKGQHW/245

2003+ with 6speed manual:
2D MR2 CONVERTIBLE 1.8-ZZW30L-AKFQHW/245

(no idea about 2003+ SMT, none sold over here)