I had to replace a VCT cam sprocket, the clock spring broke. You might consider replacing those since you're already in there. Im not sure what their life is supposed to be. If you do, then you definitely need the phaser bolts, if you just remove them, you'll need new bolts too.
Chevy runs deep, don't step in Chevy.
chevy runs deep, Don't step in chevy!
289 - Holley 4150 570cfm; Performer intake; mild cam; MSD HEI; 302 heads; Roller Tips; Hedman Tri-Y headers; H-pipe w/Flowmaster 40's; 9 in posi 3.50; 205/50-17F; 225/50-17R.