Can i get some help?

[TheExploited]

thanks for the advice. I have got a lot to learn it seems

and sorry for my lack of knowledge but i have another questions

what is the difference between my stock dist. and SVDA vacuum dist.? and i also read that (don't remember where maybe www.cal-look.com) bigger camshafts need different crankcshafts i mean my stock crank is 69mm as i know but i don't know how to choose the right crank for a performance cam also there is rockers, as you can see i really have much to learn

Bora