1997-99. 4.2 LITER. Air cleaner assy insulator. A component which provides a cushion between the water pump and bracket. A threaded rod which is used along with a nut to provide clamping force to help secure the Engine Oil Cooler Line to its mounting point. Air Filter Housing Grommet. cleaner ASSEMBLY. Filter Housing Grommet. Oil Cooler Line Stud. Water Pump. Buffer. BUMPER.