i drive my every day. and i wouldn't hesitate to drive it across the county but then i've broken and rebuilt most of it already.
if you rebuild one or know the real history of it then i think you can count on it.
i don't think the original advertisements for these trucks was exaggerated.
i like the iia. i think there are more of them around than ii or iii but the important parts are pretty much interchangeable on all series
'64 Series IIA 88 Canvas Tilt
'68 Series IIA RHD Ambulance
'76 Spitfire 1500
'07 LR3 (Series Recovery Vehicle)