2019 to 2020 rulebook amendments.
Nhra roll cage padding.
Dragster rules and regulations frame 4 roll cage padding add after roll cage page 38 10 8 2019 roll cage padding meeting sfi spec 45 1 or sfi 45 2 mandatory anywhere driver s helmet may come in contact with roll cage components during an accident.
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Class by class regulations and requirements racing procedures and.
Roll bar padding must be installed in such a manner that the helmet can never contact any of the roll cage bars including the front bars of the roll cage.
Per the nhra rule book on unibody cars with stock floor and firewall wheel tubs permitted the roll cage may be bolted or welded to the floor rocker box if you are going for the bolted option the 125 inch steel plates must be on top and bottom of the floor and bolted together with at least four 3 8 inch bolts and nuts.
2019 to 2020 jdrl rulebook amendments.
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.
2020 rulebook amendments.
The 2020 nhra rulebook is now online and viewable by all who wish to compete in the nhra arena.