John Deere 3.152, 3.164, 3.179D, 3029D, 3.179T, 3029T OEM Crankshaft Remachined 10/10 Rods & Mains 3 Cyl Diesel AT18031, T23516, T20031, RE46896 Non PowerTech * Flange: 4-Bolt, 1-Dowel * Snout: 1-Bolt, 1-Key * Stroke: 4.328? (109.931mm) * Rod Journal: 2.7480-2.7490? (69.799-69.825mm) * Main Journal: 3.1230-3.1240? (79.324-79.35mm) * 4 Mains * With Helical Gear