1987 uk election

I suspect this won't get much interest outside of UK political bods, but I was just reading Iain's alt-1992 timeline. As a Wallasey lad, I saw Lynda Chalker's name, grunted and went to find out how long she'd been an MP before Angela Eagle took over. I was then shocked to discover that since...

Your challenge, should you accept it, is with a PoD after the 1983 UK election, have Labour win the 1987 UK election. If that's too hard, it can be the 1979 election, but try 1983 first. The election date can be moved back, I'm just saying goes 1987 to make it clear which election it is. This is...