stock eliminator cars..
ROLL BARS
Mandatory in BB/S through M/S, BB/SA through M/SA, in all
convertibles and in any car running 11.49 or quicker, permitted in
slower cars. Front braces may not extend in front of firewall. Six-
point attachments permitted. Roll cage mandatory in any car
running 9.99 or quicker, permitted in slower vehicles. See General
Regulations 4:10, 4:11, 6:3.
ROLL CAGE
Mandatory in any car running 9.99 or quicker. Chassis of car
requiring a roll cage must be recertified every three years by NHRA
and have serialized sticker affixed to roll cage before participation at
any NHRA event. See General Regulations 4:11, 10:6