2014 911 GT3 Section 0 9/12/13 7:45 AM Page 6
911 GT3 (991) 0.3 Vehicle inspection/maintenance for driving on race circuits In addition to the regular maintenance tasks carried out as part of the standard maintenance intervals, the following checks must always be carried out before use
Maintenance related information
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in the case of high-performance driving on race circuits:
Engine oil - Check engine-oil level. After 6,000 miles (10,000 km) of high-performance driving on the race circuit (i.e. a distance of approximately 2.5 x “24h Nürburgring race”): - Change engine oil and oil filter.
Central wheel lock Wheels removed
- Check wheel mountings for damage. - Check that the central bolt and locking mechanism move smoothly. - Re-grease central lock. After 6,000 miles (10,000 km) of high-performance driving on the race circuit (i.e. a distance of approximately 2.5 x “24h Nürburgring race”): - Replace all central bolts. - Replace wheel hubs and wheel bearings on rear axle. After 12,000 miles (20,000 km) of high-performance driving on the race circuit: - Replace wheel hubs and wheel bearings on front axle.
Checking threaded connections for chassis setup Front axle: - Toe-in on tie rod. - Camber adjustment via spring-strut supporting mount on body. Rear axle: - Toe-in on tie rod using eccentric screw. - Eccentric screw for camber adjustment. Front and rear axle: - Camber adjustment within wishbone. - Height adjustment on spring strut. - Connecting link on anti-roll bar.
Wheel guidance joints - Check joints for play and wear and replace if necessary.
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- Check that driving pins are installed securely.
