CSF Race Radiator for 81-87 4.2L Auto Trans Toyota Landcruiser & also 1988 4.0L A.T (4 ROW copper core) CSF manufactures the most advanced and efficient radiator cores in the industry by using innovative tube and fin technologies with industry leading testing methods to maximise airflow and heat dissipation. These techniques allow CSF to stay ahead of the pack when it comes to radiator technology!