tedster - 10:45 pm on Jun 29, 2011 (gmt 0)
Widgets - Red Widgets, Plastic Widgets with Free Shipping
Can you try for some title that doesn't reproduce the exact target phrase. Something like "Widgets - Plastic and Red Varieties with Free Shipping
The one that shouldn't rank DOES link to the one that should, using the anchor text that we want to rank in the SERPS.
Anchor text is a strong ON-PAGE signal as well as a signal for the target page. I'd say don't have that anchor text in the main content area. If it nees to be in your content section, find a variation that works for your visitors, such as "For red widget information <a href="red-widget.html">Click Here</a>"
All that said, attracting a natural backlink or two to the "should rank" page can change the whole situation.