What is the size of fuel tank on a 1986 camaro?

The fuel tank size on a 1986 Chevrolet Camaro depends on the model. There wasn't a single size across all trims. It was typically either 15 gallons or 17 gallons. To know for sure, you'd need to check the vehicle's specifications, usually found in the owner's manual or on a sticker inside the fuel filler door.