Elapsed Time (ET) of 7.00 - 9.99
IHRA Class B Competition License required for all drivers running an ET of 0.00 - 7.99 seconds, an IHRA Class C Competition License when running 8.00 - 8.99 seconds or an IHRA Class D Competition License when running 9.00 - 9.99 seconds.
Drive shaft loop
Fire system (8.49 or quicker)
Flywheel shield mandatory (8.49 or quicker)
Harmonic Balancer meeting SFI 18.1 Specifications
Snell 95 (or newer) helmet
Parachute required for all cars running over 150 MPH
Two parachutes required for all cars running over 200 MPH
Jacket meeting SFI 3.2A-5 Specifications
Jacket and pants for all cars running 8.49 seconds or faster which must meet SFI 3.2A-5 Specifications.
Roll cage mandatory for all cars running 9.00 seconds or quicker.
Chassis Certification mandatory for all entries running 9.00 seconds or quicker.
Seat belt meeting SFI 16.1 specifications within 2-year expiration from date of manufacture.
All vehicles running 8.99 or faster must use a diaper.
Flexplate meeting SFI 29.1 specifications
Transmission shield meeting SFI 30.1 specifications
Supercharger strap meeting SFI 14.1 specifications
Neck collar meeting SFI 3.3 specifications (8.49 or quicker)
Gloves meeting SFI 3.3/5 specifications (9.99 or quicker) on open bodied entries.
Arm Restraints meeting SFI 3.3 specifications (9.99 or quicker) on open bodied entries.
Check current IHRA Rule Book for additional requirements and specifications.