Dual Oil Cooler for Perkins 6 Cyl - Dual end-to-end Oil Cooler. This cooler has NPT fittings on oil instead of the original captive threads that Perkins used. And the sea water fittings are 1 ¼” hose.
*** Important: Please note that this part IS NOT an exact replacement to Perkins 2486D003. This cooler has NPT threaded fittings on the oil side instead of the original captive threads that Perkins used. There are qty (2) 0.5 inch NPT fittings and qty (2) 0.75 inch NPT fittings. The sea water fittings are 1.25 inch hose. You will need to adapt your system to work with this cooler.
This is a Mr Cool (USA) marine part 2486D003.