I have a big tire, big block 1984 camaro The motor is a boetie .60 over 540, destroked to a 521, dart 360 heads, snyper intake plummed and tuned by induction solutions, ken jones 1250 dominater, the motor is 17.5: 1 so its on c16 or 117 fuel. msd 6al, leash elecrronics nitrous controler, arc switch panel, built th350 rev valve body, protree transbrake, huges 5600 nitrous converter, motion raceworks steering column, motion raceworks paricute mount and handle, built shortned 12bolt, art morrison coilovers and ladder bars, 2 3/4 primearys 5 1/2inch collectors. Magnafuel 500 fuel pump. On a 16volt system. The cars been 8.90s in the 1/4 on motor