My mark 1 Mx5 is mostly used on track but I also use if for summer time driving around the South west. probably about a 60/40% split or maybe 70/30%
It's Rotrex supercharged with 275bhp and 208lbft torque.
I am currently running 15x7 rota grids with 195/50/15 Yokohama A048 semi...
Will be fitting a new milltek back box shortly to the mx.. (My 1995 UK model, 1.6)
The back box has a flared flange designed to fit over the standard pipe once it's cut..
Just needed to know the diameter so I can put a clamp over it afterwards to be safe.. Followed by some heat wrapping.