OEM PART NUMBERS:
3MF5457P10, X372516, 3MF5540, 1003552, 1003339, 3MF5519, 1003440, 3MF5519P2, MF5540, 25174341 239396
HT244073C Mack Radiator, Fits MR600 series and Sanitation Trucks This Mack copper and brass radiator with frame has a PTO, with cooler fits MR 600 Sanitation Trucks and other 600 series trucks. The side brackets are in line with the top of the crankbox.
The core size is 39 x 26 7/8 x 2 1/16 (with 6 3/4 x 6 3/4 crankbox ). See photo and confirm the OEM number. For similar radiator but with side brackets in line with the bottom half of crankbox see HTRP #HT244226C.