ok I found it..Your right you realy got to read all of it..real good !!




Roll bar required in all cars running 11.00 to 11.49 and in all convertibles running 11.00 to 13.49. Roll cage required in all vehicles running 10.99 or quicker or any cars exceeding 135 mph. In full-bodied cars, with unaltered firewall, floor, and body (from firewall rearward, wheel tubs permitted), running between 10.00 and 10.99, roll bar permitted in place of roll cage. In convertibles running 10.99 or quicker or exceeding 135 mph roll cage mandatory. Vehicles running between 9.50 and 9.99 must have current NHRA SFI chassis certification sticker.