The 1990 Sandown 500 was an endurance race for Group 3A Touring Cars. The event was held at Sandown Park in Victoria, Australia on 9 September 1990. The race distance was 161 laps of the 3.10 km circuit, totaling 499 km. It was Round 1 of the 1990 Australian Endurance Championship and Round 1 of the 1990 Australian Manufacturers' Championship.
The race was won by Glenn Seton and George Fury driving a Ford Sierra RS500 for Peter Jackson Racing.
Cars competed in three Divisions.
Although no official Top 10 run off was held during qualifying for the Sandown 500, the top 10 qualifiers were:
27 cars qualified for the race and 25 started.
Note:
1990 Australian Touring Car season