No, since the 16 wasn't restricted. It only makes a difference on the post 89 bikes as the law in Japan restricted them, so there's power available but you need to modify the bike to get it.
_________________
MC21SP Plaything
BMW F800GS Bumblebee
Triumph 9551 Daytona Big boys toy
FJ1100 Sporting relic
GTS1000 oddball