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SFI Requirments Bracket Car

Mandatory at ET (or quicker) Item SFI Spec
13.99 Drive shaft loop (slicks)
13.99 Helmet (Snell---)
13.49 5-pt harness (convertible) 16.1
13.49 Approved rollbar (convertible)
13.49 (IHRA) Drive shaft loop (slicks)
11.49 Drive shaft loop (street tires)
11.49 Approved flywheel & clutch (manual transmission) 1.1, 1.2
11.49 Approved protective jacket 3.2A/1
11.49 Approved roll bar for all vehicles
11.49 Approved 5-pt harness 16.1
11.49 Approved flywheel shield (manual transmission) 6.1, 6.2
11.49 (IHRA) Approved mounted fire extinguisher
11.49 (IHRA) Approved flywheel shield (automatic transmission) 4.1
10.99* Approved roll cage (convertible)
10.99 Approved harmonic balancer 18.1
10.99 Approved aftermarket axles
10.99* Approved transmission shield (automatic transmission) 4.1
10.99 (IHRA) Competition License* Class D
9.99 Approved flexplate & shield (automatic transmission) 29.1, 30.1
9.99 Approved roll cage & window net* 27.1
9.99 Master cutoff switch
9.99 Competition License Class 4, Cat. C
9.99 Chassis Certification
9.99 Approved jacket/pants/neck collar/gloves* 3.2A/5, 3.3, 3.3/1
9.00 (IHRA) Roll cage & window net
8.99 (IHRA) Competition License Class C
8.49 On-board fire system
8.49 to 7.50 Chassis certification 25.4/25.5 (3600#)
7.99 (IHRA) Competition license Class B
7.49 & quicker Chassis certification 25.1E (2800#)
7.50 & slower Chassis certification 25.2 (3200#)
7.49 Competition license Class 3, Cat. C
IHRA Pro Stock Competition license Class A
150mph + Parachute required
200 mph + Head & Neck Restraint required
200 mph + 2 Parachutes required

* Also required for 135 MPH or faster 


Always check with your Sanctioning Body/Rulebook for requirements in your class.

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or the results obtained from use of the information provided herein. Web site users are always encouraged
to check and confirm the information with Sanctioning Bodies/Rulebooks for specific requirements in your class.
Please contact me with any updates, errors, or omissions.
david@darkside.ca