Radiator
CTPA-386860R91 Replacement Part to Fit:  Case/IH For Models: (806, 856 ALL DSL, LP, & HEAVY DUTY GAS), 826 GAS Core size: 19.125" wide, 23.250" high, 5 rows of tubes, 7 fins per inch  Price:  $558.47  Buyers Club Price:  $502.62