Nhra Roll Cage Specifications

Class by class regulations and requirements racing procedures and.

Nhra roll cage specifications.

Sfi spec 10 2 altered car roll cage 6 00 to 7 49 seconds effective date. Sfi spec 10 4 side steer roadster roll cage 7 50 seconds slower effective date. This topic will cover a 5 point roll bar as opposed to a roll cage most fellows these days will go ahead and build a cage while they have the welder and their tools fired up but we ll cover the bar for those of you who don t plan on going 9 s or quicker. 5 or 6 point rollbar construction nhra legal required beginning at 11 49 with a closed car truck 13 49 with a convertible.

Sfi spec 10 5a nitro fuel funny car chassis 4 99. 2020 rulebook amendments. Junior dragster racing league rulebook. 2019 to 2020 jdrl rulebook amendments.

Drag racing road racing off road 4 4 high performance auto parts for hot rods muscle cars. Nhra roll cage tubing specs 10 out of 10 based on 531 ratings. 2019 to 2020 rulebook amendments. We will be using our 60 horsepower soon to be 1000 horsepower 1965 mustang project biting the bullitt as our example.

Roll cages required on convertibles running 6 99 or faster than 135mph. Roll cages required on all cars running 6 99 or faster than 135mph. 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. Roll cages are available in 8 10 12 and 14 point configurations built from 1 5 8 x 134 hrew mild steel to meet nhra ihra safety 10 point roll cages s w race cars is a usa chassis builder offering.

The drawing below shows several tube options of the chassis roll cage and driver s compartment meet nhra regulations for the intended et. Sfi spec 10 3 altered car roll cage 7 50 seconds slower effective date. Nhra roll cage tubing specs. 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 2020 nhra rulebook is now online and viewable by all who wish to compete in the nhra arena. Racers start your projects.