Caterpillar 3406B, Oil Coolers, (GOOD USED) OEM Caterpillar 3406B Engine Oil Cooler Core Assembly 7W-2164 For Sale, Part # 7W 2164, 7W2164, Oil to Water Cooler Shell and Tube, Also fits 3406 3406B 3406C 3408B 3408, Casting # 7W-Stock # 8368 | Tested & Inspected!
