8N-8228 Caterpillar Main Bearing, 0.51mm Oversize, – Part No. 8N-8228 | D250E D250E II D300E D300E II 65 Engines

The Caterpillar Main Bearing 8N-8228 is a 0.51mm (0.020″) oversize main bearing designed for Caterpillar D250E, D250E II, D300E, and D300E II models. This bearing is essential for engines that have undergone machining, restoring proper crankshaft clearance while reducing friction and wear. Manufactured from high-quality alloy steel, it ensures excellent durability, high load-bearing capacity, and resistance to wear, making it ideal for heavy-duty construction and industrial applications.