complete radiator consists of Taalman #2654T & B tanks, core dim: 27 1/2 x 34 5/8 x 2, 3 rows, 1/2" tubes, hose connections are 2 1/2 both tanks.

Top and bottom tanks can be sold separately

complete radiator consists of Taalman #6657, 6614, 6716 rails,
core dim: 29 1/4 x 39 7/8 x 1 7/8, 3 row, top hose connection 2",
btm  2 1/2"

Parts can be sold separate

Mack complete solder on radiator, core dim: 29 x 39 1/8 x 1 7/8, 3 rows 1/2 tubes, hdr: 3 1/8 x 40 1/4, hose connections both 2 1/2"