Lug nuts shall be torqued to proper specification. All lug nuts must be installed. All lug nuts shall have a minimum thread engagement equal to one bolt diameter.
Tires shall be free of cuts and bruises, sidewall bulges, stones between tire rim and tire, or any other unsafe condition. It is recommended that all tires be of the same make.
Tread depth: No vehicle may enter the track or autocross course with cord showing on any tire. Vehicles in the Street Classes must meet the statutory tread depth requirements as noted in Chapter IV, A, 10.
Wheel bearings shall be free of excessive play. To check front wheel bearing play: jack up the vehicle, grasp the tire at 6 and 12 o'clock and attempt to move it back and forth.
Brake pad thickness shall be above factory recommended minimum for the entire event. Pads less than 25% of new thickness should be replaced prior to a Driver's Education event.
Brake lines shall be tight and free from visible defects.
No substantial leakage of any fluids (oil, gas, brake fluid or water) shall be allowed. In addition to indicating a problem with the vehicle, fluids can make the track slippery and endanger other drivers.
All steering mechanisms shall be sound and free from excessive play. While the vehicle is jacked up to check wheel bearings, grasp the tire at 9 and 3 o'clock and with someone holding the steering wheel, attempt to move the tire back and forth. Excessive movement indicates worn components.
Suspension shall be securely attached and free from visible damage or defects.
Operable brake lights are required on all vehicles.
Camber: All 356 cars should have negative camber on the rear suspension.
Half shafts and drive shafts shall be free of excessive play.
Belts shall have proper tension and be in good condition.
Hoses shall be in good condition and all clamps tight.
Distributor and air cleaner shall be properly secured.
RMR/AMR Event Rules – 2008Page 34