The 1990 Sandown 500 was an endurance race for Group 3A Touring Cars. The event was held at Sandown Park on 9 September 1990. The race distance was 161 laps of the 3.10 km circuit, totaling 499 km.
The race was Round 1 of the 1990 Australian Endurance Championship and Round 1 of the 1990 Australian Manufacturers' Championship.
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