4-134 Willys Jeep Engine Crankshaft Bearings Main Bearin Set, 4-134, .010 (more details). Main Bearing Set, 4-134, .020 (more details). Main Bearing Set, 4-134, .030 (more details). Main Bearing Set, 4-134, .040 (more details). Main Bearing Set, 4-134, .060 (more details)