Quote Originally Posted by rleng1 View Post
Got the heads back on, and everything else installed and wired up. Hit the starter, and she fired right up. Running good.
Installed new valve springs and lifters. Any break-in period needed for these additions, or straight to the track?
Just get a bunch of heat cycles on it. Start it up and let it heat soak for 30 minutes and kill it. Do it again the next day. 4-5 times shouldbe plenty.

Gonna need a new dyno?