C4.4 1104 3054C Engine Crankshaft 330-1736 3301736 Compatible with 312 M313D M315D 318 Excavator Crank Shaft Construction Machinery Parts This high-quality crankshaft is designed for optimal performance in heavy-duty construction equipment. The crankshaft overhaul kit components may vary by engine model but typically include: Main and Connecting Rod Bearings: Provide low-friction, wear-resistant surfaces between crankshaft journals and engine components Seals and Gaskets: