Originally Posted by
Retro Grouch
The way to know for sure is to borrow a 700c wheel set and test fit them to your frame. You have to test fit both front and rear because they might not be the same. Modern double pivot caliper brakes (look for a long arm version) will definitely be better than what you probably have now.
Thanks! I have another bike with 700c wheels. And I just got a replacement seatpost from Yellow Jersey, who also sell reasonably-priced long-reach dual pivot calipers (
Long Reach - Standard Length - 500 - Dual Pivot Caliper Brakes from Yellow Jersey)
Steve