Tips, Tricks & Piano Playin' Resources

What is a good scale to play for piano improvising?

I play piano, and i am fairly advanced. Been playing for 9 years. I know the blues scale, but i want to know how to do rock solos like Jon Lord, Ray Manzarek, and others. What scale do i use?

You could listen to Erroll Garner on you tube .Fantastic Jazz/Blues improviser on the piano .You could get some ideas from him