None.
An inch is a measure of length or distance in 1-dimensional space while a cubic inch is a measure of volume in 3-dimensional space. The two measure different things and, according to basic principles of dimensional analysis, conversion from one to the other is not valid without some addition information.
1800 (cubic centimeters) = 109.842739 cubic inches (From Google Calculator)
7.79 gallons
There are approximately 29.53 liters in 1800 cubic inches.
There are 1,728 cubic inches in a cubic foot.
There are approximately 6.814 cubic meters in 1800 gallons.
There are 1,728 cubic inches in a cubic foot.
There are 1,728 cubic inches to the cubic foot
1728 cubic inches = 28316.8 cubic centimeters
2.81 cubic inches.
That is 79.33 cubic inches.
111.92 cubic inches.
1800 meters=70,866.1417 inches