My old 3.9 plus 8 is a pig at parking speeds, big tyres and a 13’’ steering wheel.
Once on the move fine, don’t even think about it, no bearings or posh later mods
Once you’ve tested the 4/4 have a go in a Roadster and see what you think......

1969 4/4
1995 plus 8
1996 Plus 4 4seater
2002 Aero S1
2013 M3W
2014 Plus 8