Depends if you're ready to take on two 20 year old two strokes, who enjoyed a limited production run and only within Japan. Parts for the later MC21 and even the MC28 are beginning to get scarce, so if it were me, I wouldn't risk it. (And I have a 1975 BMW, so it's not an age thing!)
_________________
MC21SP Plaything
BMW F800GS Bumblebee
Triumph 9551 Daytona Big boys toy
FJ1100 Sporting relic
GTS1000 oddball