Originally Posted by
zukahn1
One thing is you could change your cassette to a 12-28/30 which would give you little more gearing range without changing a lot on your bike. Another would be to change your small inner granny gear to a 32 or 34 which would be pretty easy. The modern 50/34 you mention is usually run with 10-26/28 9 or 10speed cassette which gives about the same gear range as you currently have.
A 12-28 with only 8 cogs would be horrible for road riding. Probably 12-13-14-16-18-20-24-28. Yuck.