This is a five pack of flywheel bolts for the 4g37's SOHC 1.8 engines. I do not know if these will fit the 4g63's, but if by some reason they do you can always buy 2 five packs and get 6 or seven out of them if the other part numbers are on back order etc. etc. sold out.

Mitsubishi Motors
Bolt, Flywheel