A heat exchanger is a device that transfers heat from one fluid to another fluid without the two fluids mixing. In a commercial truck, a heat exchanger is used to cool the engine coolant by transferring the heat from the coolant to the outside air.
Superseded by: 3968809
BILL OF MATERIALS�?/p>
| Name | QTY | OEM |
| Lock Washer | 24 | S610 |
| Zinc Electrode Plug | 6 | 68241 |
| Housing | 1 | 3011323 |
| Heat Exchanger Cover | 1 | 3011324 |
| Heat Exchanger Gasket | 2 | 4009319 |
| Heat Exchanger Cover | 1 | 3011329 |
| Heat Exchanger Gasket | 1 | 4009318 |
| O Ring Seal | 1 | 3011337 |
| Hexagon Head Cap Screw | 12 | S140 |
| Hexagon Head Cap Screw | 12 | S155 |