Quote Originally Posted by Itoldyouso
You mention something else. When I just got my new Cloyes double roller set for the 350. it offered 4 degrees advance, zero, and 4 retard. I just put it at zero to be safe, but what advantages would it give to do the other two?


Don
If you advance the cam it will begin to work earlier starting your power band at a lower rpm.
If you retard it it will begin to work later and make your cam come on at a higher rpm.