I did have to trim the mounting rails on the radiator, it is a 2 row, 26in, keeps my 512ci with AC nice & cool, 180ish all day long in temps over 100 deg here in southeast Texas.

1968 Charger COLD A/C Hilborn EFI
512ci 9.7 compression, Stealth heads, 4.10 gear A518 ODtrans 4100lb,10.93 full street car trim
2020 T/A 392 Stock 11.79 @ 114.5