Roll cage roll bar requirements.
8 point roll cage certification.
From my experience where most first timers run into trouble is when it comes to roll bars and cages.
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.
The photo below shows the drivers floor bar placement as per sfi foundation specs for 8 49 7 50 et.
The mustang s 8 50 cert roll cage is finished.
This chassis and roll cage example is mild steel.
Lavon and lyn miller answering a lot of you questions on setting up you truck for 8 50 s certification cage.
On a mustang if you build the full cage underneath cline says you can take a 25 5 certification 7 50 to 8 49 seconds and upgrade it to 25 3 6 50 to 7 49 seconds just by adding a few bars.
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.
Certain cars are going to require a roll cage.
Personally every car i build gets a full five or six point roll cage with rhino bars covering the doors.