Caterpillar 3204, 318 cid OEM Crankshaft Reman 10/10 Rods & Mains 4 Cyl Diesel 1W9771, 4N0012, 4N111X, 6N8290, 1W0400, 4N0111, 4N1111, 7N5137, 0R1206, 0R1209, 0R5024, 0R5164, 0R5474, 0R5560 D3, 910 & 931 loader With Helical Gear on the nose * Flange: Centering Ring, 8 Bolt Holes * Snout: 2 Keyways (1 Long, 1 Short), 1 Large Bolt Hole * Stroke: 5.000" * Rod Journal: 2.7489-2.7505" * Main Journal: 3.4984-3.5000" * 5 Mains