CASE BEARING - Main Bearing Shell

Crankshaft Main Bearing Shell (.020" Oversize). A pair of curved metal shells providing the bearing surface for the crankshaft within the engine block. The .020" oversize indicates a repair size used after the crankshaft has been reground. This part is a Genuine Part (OEM) originally designed for David Brown engines found in various Case/Case IH tractor models (e.g., 990, 1290, 1394).