Drag Car Roll Cage Specs
A full multi point roll cage on a construction jig.
Drag car roll cage specs. Full bodied cars running between 6 40 and 6 99 with unaltered firewalls floor and body from firewall rearward wheel tubes permitted can compete with just a roll bar. I am going to explain the key rules and requirements on building a 10 point or 8 50 and slower roll cage for unibody vehicles per the 2010 nhra rule book. Sfi spec 10 1e funny car roll cage alcohol advanced et nostalgia etc effective date. Roll cages provide a huge step forward in safety for the driver of a race car.
Located in riviera beach fl. Roll cages required on all cars running 6 99 or faster than 135mph. Cline builds the frame basically a simple square that s gusseted for strength and the same width as the roll cage up top tight to the bottom of the car but only tack welds it into place. We will weld cnc and turbo plumb your drag racing high performance car.
Drag racing parts chassis suspension and driveline products. There are many more. Cars that run between 7 5 and 9 99 must have their frames and cages recertified every three years by the nhra. This image perfectly shows the cocoon of safety created by a well designed roll cage.
Funny cars altereds and roadsters. Roll cage 1 5 8 tube drag race drag race roll cages. Sfi spec 10 3 altered car roll cage 7 50 seconds slower effective date. Gears components rod ends chromoly rod ends mild steel roll bars cages roof mount tow hook kit safety belts shifter mount shocks.
If you re working with a car with an oem frame the roll bar cage must be attached to the frame while in unibody cars which make up most late model cars a 6 inch square steel plate measuring 1 8 inch thick must be welded to the floor as a base for each bar that makes its point of contact inside the car. The result of this certification is a serial number sticker being affixed. Sfi spec 10 2 altered car roll cage 6 00 to 7 49 seconds effective date. The roll cage is built out of rolled tubing while the jog is constructed of square tubing.
Roll cages are mandatory for any car either running 10 99 or quicker or capable of exceeding 135 mph must be equipped with a roll cage. I could easily write an article five times this size when it comes to explaining how roll cages work in a variety of ets and car configurations.