4 × 200 metres relay a situation, the outer lanes could appear to start 2/3 of the way through the first turn. The markings for such a special zone should be colored red, though many tracks deviate from the standard marking colors. On a conventionally marked track, the race can be run starting at the normal 400 metres (and 4x100 metres relay) start line. As a two-turn stagger, the first exchange would take place in the standard second passing zone of the 4x100 metres relay, the second pass taking place in the normal (lane one, extended) 4x400 metres relay zone. After that exchange, the runner
One Lap of America at a time) without the benefit of support crews. The field of competitors is divided into several classes based primarily on original manufacturers suggested retail prices and number of doors. Competitors may make any modifications to their vehicles as they see fit but must run on a single set of tires, typically provided by the race sponsor, throughout the entire event, and vehicles must remain street legal with the modifications. Race track events are time trials with up to eight cars on track at a time. Competition is for fastest time rather than wheel-to-wheel racing. The first One Lap in