yes i have a set of vortec heads off a 96 truck 350 there the ones that have the 3 pointed picks on the front of them yes you can put 2.02 s and 1.60 in them 3 angle valve job consist of 3 diffrent angles ground in the seats i think the first angle is 60 deg the sec is 43 deg and the last is 20 somthing the valvs are ground at 45 deg ..