CSF Racing 4-Row Copper Core RadiatorToyota Landcruiser 70 74 3. 9L 75 80 4. 2L (4 Row Copper Core) Radiator CSF has over 5 decades of experience manufacturing radiators. So when it comes to keeping your engine cool and your Landcruiser running at its finest, a CSF Heavy Duty Radiator is the obvious choice. CSF has spent years refining and improving their radiator designs. The original style copper brass construction features ribbed brass end tanks for additional strength and reinforced