prep and advice above sounds good. Usual proper nutrition and hydration strategy of course. There’s actually quite a few water stops on the course, make sure you top up at every one.
Deffo pace it, if you want to try to up pace then save that for the run in to and up the Alp, you’ll either be grinning as you fly past people or more likely hanging on and thinking ‘i’m glad I went fairly easy till now, otherwise I’d be sat head in hands by the side of the road like that poor chap, and that one’…..
There’s a long flattish boring bit between Glandon and the Telegraph- try to work in a bunch as much as poss during that bit, it seemed a killer when I was alone for most of it.
Also, what is your bottom gear? You be in it quicker than you’d have imagined- my super granny last hope bailout was deployed a few km into the first climb! gulp. You’ll enjoy it though, I’d like to try to get silver one day….. 😆