I was talking to Bima today and I mentioned this route.. It's not
really in So. Cal, but it's worth checking out on a trip to Sequoia.
https://goo.gl/maps/3K41LYDaD9t
Also . . . the Palomar South Grade / East Grade Circuit is a personal favorite.
https://goo.gl/maps/hzmBF4LfA9T2