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IN.14.2 After Inspection Approval

IN.14.2.1 The vehicle must maintain all required specifications (including but not limited to ride height, suspension travel, braking capacity (pad material/composition), sound level and wing location) throughout the competition.

IN.14.2.2 Once the vehicle receives Inspection Approval, the ONLY modifications permitted to the vehicle are the following:

Adjustment of belts, chains and clutches

Adjustment of brake bias

Adjustment of the driver restraint system, Head Restraint, seat and pedal assembly

Substitution of the Head Restraint or seat insert for different drivers

Adjustment to engine operating parameters, including fuel mixture and ignition timing, and any software calibration changes

Adjustment of mirrors

Adjustment of the suspension.

Changing springs, sway bars and shims in the suspension

Adjustment of Tire Pressure, subject to V.4.3.4

Adjustment of wing or wing element(s) angle, but not the location T.7.1

Replenishment of fluids

Replacement of worn tires or brake pads. Replacement tires and brake pads must be identical in material/composition/size to those presented and approved at Technical Inspection.

Changing of wheels and tires for weather conditions D.6

Recharging Low Voltage batteries

Recharging High Voltage Accumulators