What color accelerator pump cams do you have?
What size squirters do you have?
Which carb? Intake?
You will probably need to buy:
http://www.jegs.com/i/Holley/510/20-12/10002/-1
or better yet:
http://www.jegs.com/i/Holley/510/36-184/10002/-1
You also need to get a wide band O2 sensor...