Reliance Timing Gear Housing, Cummins (1994-98) 5.9L 12 Valve - 3936256, 3918180, 3920519

If you are viewing this product, we're going to take a wild guess that your engine is suffering from the killer dowel pin (KDP) syndrome; Killer Dowel Pins are notorious for falling out and cracking the timing cover. This is the Inner Timing Cover that bolts to the engine block behind the camshaft.