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  1. R

    Engine 1970 Mustang radiator fit issues.

    I own a 70 Mach 1, and it came with a 351C. I stroked the motor, so I wanted to install a big block aluminum radiator for extra cooling. I purchased new upper and lower BB radiator mounts, but the radiator core support interferes with the fit. Can anyone tell me if I need to cut/trim the core...
  2. R

    Big block radiator replacing a small block radiator in a 70 Mach 1.

    I own a 70 Mach 1, and it came with a 351C. I stroked the motor, so I wanted to install a big block aluminum radiator for extra cooling. I purchased new upper and lower BB radiator mounts, but the radiator core support interferes with the fit. Can anyone tell me if I need to cut/trim the core...