These Clevite H and HX rod bearings, part number CB - 1873AP, are a perfect fit for 2003 - 2018 Dodge Ram trucks with 5.9L or 6.7L Cummins engines. Originally developed for NASCAR - type racing, they're also great for all competition engines. The bearings are sold individually. The HX series has an extra 0.001” clearance, while the H series offers medium eccentricity and high crush. They feature a hardened steel back and a thin overlay, with enlarged chamfers for more crankshaft fillet clearance. The coated bearing prevents cold - start damage and reduces friction, extending the life of both the bearing and the crank journal.

Using these rod bearings is quite straightforward. First, make sure your engine is turned off and cooled down. Remove the old bearings carefully and clean the bearing surfaces thoroughly. Then, install the new bearings according to the engine's specifications. It's important to note that these bearings are sold individually, so make sure you get the right quantity for your engine. When it comes to maintenance, keep an eye on the engine oil level and quality. Change the oil regularly as recommended by your vehicle's manual. This will help keep the bearings in good condition. Also, if you notice any unusual noises or vibrations from the engine, stop using the vehicle and have it checked by a professional as soon as possible.