This is a work in progress list of all the modifications that are reasonably possible to get the best MPG out of a Metro. I will assume the starting point is a standard base Metro 3cyl/5spd for this article so if you have an XFi you are already well on your way.
I will try to [...]
The front end of all Geo Metros will eventually rust out unless the owner is very active in maintaining the area to protect from rust. To protect the suspension from rusting out it needs to be coated with rust proofing or even oiling it will keep rust away. If you are the owner of a [...]
The Metro has the same transmission as the Suzuki Swift and several other cars made by Suzuki. All of them are more or less a bolt in swap. Usually the only difference is in the shifter rod or shifter brace rod. So if you get a junkyard trans take those two parts as well and [...]
The XFi model metro was made from 91-94. So actually finding one does not guarantee it is still an XFi in anything other than name.
