While every year the nhra makes amendments to many of its rules the retraction of the roll cage or roll bar rule for 2008 and newer street vehicles running 9 99 to 11 49.
Nhra roll cage rules.
5 or 6 point rollbar construction nhra legal required beginning at 11 49 with a closed car truck 13 49 with a convertible.
Nhra roll cage roll cage mandatory in cars running 10 99 6 99 or quicker or any car exceeding 135 mph.
According to the nhra all vehicles that run a quarter mile in under 10 seconds are required to include a roll cage before they can be raced on the strip.
The 2020 nhra rulebook is now online and viewable by all who wish to compete in the nhra arena.
Racers start your projects.
2020 rulebook amendments.
In full bodied cars with unaltered firewall floor and body from firewall rearward wheeltubs permitted running between 10 00 6 40 and 10 99 6 99 roll bar permitted in place of roll cage.
Buy a rulebook.
Junior dragster racing league rulebook.
2019 to 2020 jdrl rulebook amendments.
In convertibles running 10 99 or quicker or.
Roll cage with altered floor pans or 135 mph window net required ignition cut off on all bikes snowmobiles that exceed 135 mph 9 99 seconds 6 39 1 8th or super gas or 135 mph nhra chassis certification nhra competition license sfi jacket pants 3 2a 5 sfi neck collar gloves 3 3 1.
Cars that run between 7 5 and 9 99 must have their frames and cages recertified every three years by the nhra.
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.
2019 to 2020 rulebook amendments.
Nhra 8 50 roll cage rules the national hot rod association the premier governing body in the sport of drag racing outlines a number of requirements for roll bars and roll cages for racers when building a race car one of the most frustrating and misunderstood parts of the build can be the roll cage.