Hi guys my name is billy and i just turned 16 and im a jr in highschool i have a 1972 Dodge Challenger with a 1970 block 340 with j heads with 2.02 AND 1.60. It has a elderbrock performer intake with a holley 600 cfm carb. It also has a 3:55 posi rear end.The motor was completely rebuilt. I...