Originally Posted by
John Sullivan
hey Monty i am getting ready to fire up my motor that you just finished any special instructions or just heat it up and go. By the way it was a 21 4 c u modded and front bearing. Thanks John
You are good to go , always preeheat and do not run blubbering rich , keeep temps between 190-210 for a little while then don't be afraid to get it up to in between 235-265 .
Lmk how you like it