For practical options for a five axle line haul tractor, and one you could expect to see in use under normal circumstances, 726 to 983.
A 572 cubic inch engine has a displacement of about 9.4 liters.
294 cubic inch
A 406 cubic inch engine is 6653cc
the 5.7 liter Chevy engine is a 350 cubic inch
409 Cubic Inches = 6.7 liters
5
7.5
That's equivalent to 213 cc (cubic centimetres)
around 5.3 liters for a 325 cubic inch engine
It would be about 391 cubic inches. This is from the following conversions: 6.4 L = 6400 cubic centimeters (cc). And then 1 cc = 0.061 cubic inch, so 6400 cc x 0.061 cubic inch/cc = 390.5 cubic inch.
6.55 liters
About 5.3 liters.