the irs holds up alot better with an auto trans, less shock to the car on launch. again i am not knocking the irs setup. i just wanted a totally bullit proof piece when i have to drive 200 miles one way to go race .this car i primarily use just for drag racing. up date on the best irs time
11.722@117.50 with a1.72 60ft.. am going today with new settings to the solid rear and a new prom cal i might only get1 pass as i dont have a roll bar in her yet
