Perkins 318, 4.318 OEM Crankshaft New Old Stock 4 Cyl Diesel 31315952,31315843, 31315971, 31316323, 31316324, 31316325 New Old Stock - Sat in Barn for 10 years - May need Cleaning and/or Polishing * Flange: rope type seal, 6 bolt, 1 dowel * Snout: splined, 1 bolt * Stroke: 5.00' * Rod Journal: 2.749' * Main Journal: 2.999' * 5 Mains * No Gear