How many c. c. is in cubic inches

In 1 cubic inch there are 16.387 cubic centimetres.

We know that 2.54 cm is equivalent to 1 inch

2.54 cm = 1 inch

to get to cubic inch you cube the inches thus essentially

(1 inch x 1inch x 1 inch)

to get to the cubic centimetre you would do the same

(2.54 cm x 2.54 cm x 2.54 cm) = 16.387