Thought you may find this site of interest.
http://ciclismo.sitiasp.it/motore.aspx?sid=a9f9884f48ab4b24b22ec6aa20e52583&lingua=eng&da=az
Click on England flag and it lists some of the steepest climbs in England.
Although my personal favorite winnats pass is not listed the (slightly easier imo) edale to mam tor is and gets around 83.16difficulty.
Worth a look anyway
http://ciclismo.sitiasp.it/motore.aspx?sid=a9f9884f48ab4b24b22ec6aa20e52583&lingua=eng&da=az
Click on England flag and it lists some of the steepest climbs in England.
Although my personal favorite winnats pass is not listed the (slightly easier imo) edale to mam tor is and gets around 83.16difficulty.
Worth a look anyway